WO1997006221A1 - Mechanisch dichtender verschluss für gefässe - Google Patents
Mechanisch dichtender verschluss für gefässe Download PDFInfo
- Publication number
- WO1997006221A1 WO1997006221A1 PCT/EP1996/003526 EP9603526W WO9706221A1 WO 1997006221 A1 WO1997006221 A1 WO 1997006221A1 EP 9603526 W EP9603526 W EP 9603526W WO 9706221 A1 WO9706221 A1 WO 9706221A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- weight
- sealing closure
- inner insert
- mechanically sealing
- metallocenes
- Prior art date
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 23
- 229920000098 polyolefin Polymers 0.000 claims abstract description 11
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 229920005606 polypropylene copolymer Polymers 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 9
- 229920003051 synthetic elastomer Polymers 0.000 claims description 7
- 239000005061 synthetic rubber Substances 0.000 claims description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 6
- 239000005977 Ethylene Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 229920001684 low density polyethylene Polymers 0.000 claims description 5
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 5
- 229920005549 butyl rubber Polymers 0.000 claims description 4
- 239000004702 low-density polyethylene Substances 0.000 claims description 4
- 239000003381 stabilizer Substances 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000000049 pigment Substances 0.000 claims description 2
- -1 polyethylene Polymers 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 7
- 239000000155 melt Substances 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 229920005630 polypropylene random copolymer Polymers 0.000 description 5
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 206010053648 Vascular occlusion Diseases 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000004014 plasticizer Substances 0.000 description 4
- 229920005629 polypropylene homopolymer Polymers 0.000 description 4
- 208000021331 vascular occlusion disease Diseases 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- 150000004665 fatty acids Chemical group 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 229920001384 propylene homopolymer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000012963 UV stabilizer Substances 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000010791 domestic waste Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 239000012760 heat stabilizer Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 239000004605 External Lubricant Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004610 Internal Lubricant Substances 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 229920003355 Novatec® Polymers 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229920006450 PE-VLD Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 229920003182 Surlyn® Polymers 0.000 description 1
- 239000005035 Surlyn® Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000004708 Very-low-density polyethylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical compound CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical group C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 1
- 125000005670 ethenylalkyl group Chemical group 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- PZRHRDRVRGEVNW-UHFFFAOYSA-N milrinone Chemical compound N1C(=O)C(C#N)=CC(C=2C=CN=CC=2)=C1C PZRHRDRVRGEVNW-UHFFFAOYSA-N 0.000 description 1
- 229960003574 milrinone Drugs 0.000 description 1
- 150000005673 monoalkenes Chemical class 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000009928 pasteurization Methods 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 125000005498 phthalate group Chemical class 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229920001866 very low density polyethylene Polymers 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2200/00—Chemical nature of materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2200/04—Non-macromolecular organic compounds
- C09K2200/0458—Nitrogen-containing compounds
- C09K2200/047—Amides, imides, imines, N-oxides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2200/00—Chemical nature of materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2200/06—Macromolecular organic compounds, e.g. prepolymers
- C09K2200/0607—Rubber or rubber derivatives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2200/00—Chemical nature of materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2200/06—Macromolecular organic compounds, e.g. prepolymers
- C09K2200/0615—Macromolecular organic compounds, e.g. prepolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09K2200/0617—Polyalkenes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2200/00—Chemical nature of materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2200/06—Macromolecular organic compounds, e.g. prepolymers
- C09K2200/0615—Macromolecular organic compounds, e.g. prepolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09K2200/0617—Polyalkenes
- C09K2200/062—Polyethylene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
- Y10T428/1338—Elemental metal containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
- Y10T428/1341—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
- Y10T428/1345—Single layer [continuous layer]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1355—Elemental metal containing [e.g., substrate, foil, film, coating, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1379—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1379—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
- Y10T428/1383—Vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit is sandwiched between layers [continuous layer]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1386—Natural or synthetic rubber or rubber-like compound containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
- Y10T428/1393—Multilayer [continuous layer]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/1397—Single layer [continuous layer]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
- Y10T428/2852—Adhesive compositions
- Y10T428/2878—Adhesive compositions including addition polymer from unsaturated monomer
Definitions
- the present invention relates to a mechanically sealing closure, preferably made of metal or plastic, with an inner insert as a sealing element for vessels, in particular for bottles and glasses.
- Vascular closures must be suitable for being attached to the vessel in a simple and yet reliably sealing manner, whereby usually no post-treatment may be required and the dimensions of the vessel opening as well as its condition and roughness (for example with returnable bottles) can be very different. It has therefore been known for a long time to provide vessel closures, such as, for example, crown caps, on their inner side facing the vessel with an elastic sealing element which, when the closure is attached, is pressed between the latter and the vessel and ensures tightness.
- vessel closures such as, for example, crown caps
- the sealing element has been made of synthetic polymer compound for a long time.
- polymer compounds that are durable and resistant enough and at the same time have the required elasticity are suitable for this.
- PVC polyethylene and mixtures of these substances with vinyl acetate or vinyl acetate-ethylene copolymers have also been used.
- Plasticizers are partially released from the PVC and can get into the human body through the food or luxury food contained in the container. For this reason, the proportion of plasticizer is such
- Polymer materials are capped by appropriate regulations.
- the object of the present invention is therefore to provide a mechanically sealing closure, preferably made of metal or plastic, with an inner insert as a sealing element for vessels, in particular for bottles and glasses, which ensures the necessary tightness, no harmful substances, in particular none contains halogen-containing constituents and no low molecular weight plasticizers containing ester groups.
- the inner insert should be able to withstand the stress conditions of conventional vascular occlusions, in particular pasteurization.
- the inner insert consists of at least one polyolefin which can be produced using catalysts from the group of the metallocenes.
- the inner insert according to the invention preferably consists of 85 to 15% by weight of at least one polyolefin produced using catalysts from the group of metallocenes, 15 to 35% by weight of at least one polypropylene copolymer, 0 to 25% by weight of at least one synthetic rubber 0 to 20% by weight % Fillers and 0 to 5% by weight of other additives.
- compositions of 25 to 60% by weight of at least one polylefins prepared using catalysts from the group of the metallocenes, 20 to 25% by weight of at least one polypropylene copolymer, 10 to 30% by weight of at least one synthetic rubber 10 to 15% by weight are particularly preferred.
- the polyolefins used according to the invention are produced by known processes from granules of homopolymers of ethylene and propylene and copolymers.
- PE-LD low density polyethylene
- PE-MD medium density
- PE-HD high density
- PE-LLD linear low and linear very low density polyethylene
- PE-VLD linear very low density polyethylene
- polyolefins which can be used according to the invention are commercially available, for example, under the brand names Escorene®, Lupolen®, Lotader® Lacqtene® Orevac®, Lucalen®, Dowlex®, Primacor®, Surlyn® Admer®, Novatec®, Sclair®, Stamylan®.
- the metallocenes used according to the invention are cyclopentadieneyl-metal complexes.
- the polypropylenes that can be used are polypropylene random copolymers.
- Statistical polypropylene copolymers which are obtained by random copolymerization of 90 to 99% by weight, preferably 93 to 99% by weight, propylene and 1 to 10% by weight, preferably 1 to 7% by weight, are suitable according to the invention. , each based on total monomer weight, comonomers.
- Copolymers have a molecular weight distribution Mw: Mn in the range from 2 to 10, preferably 3 to 6, and a melt index MFI 230 ° C./2.16 kg in the range from 1 to 20 g / 10 min, preferably in the range from 4 to 15 g / 10 min (measured according to DIN 53 735).
- Mw molecular weight distribution
- MFI melt index
- 230 ° C./2.16 kg melt index
- the propylene copolymers can be prepared, for example, in a gas phase polymerization process at temperatures from 20 to 160 ° C. and at a pressure from 1 to 100 bar.
- the molecular weights of the polymers can be regulated by generally known measures, for example by means of regulators, such as hydrogen.
- Suitable comonomers are, for example, Q and C 4 to C 12 ⁇ monoolefins, in particular C 2 and C 4 . to C 6 - ⁇ -monoolefins, such as ethene, butene-1, 4-methylpentene-1, hexene-1, n-octene-1, n-decene-1 and n-dodecene-1
- Polypropylene random copolymers of 1 to 4% by weight of ethylene and 99 to 96% by weight of propylene, each based on the total weight of the monomer composition, the random copolymers having a molecular weight distribution Mw: Mn in the range from 3 to 6 and one Melt index MFI 230 ° C / 2.16 kg in the range of 5 to 9 g / 10 min (measured according to DIN 53 735).
- These polypropylene copolymers have a melting range of approx. 135 to 155 ° C (determined by DSC).
- Polypropylene random copolymers of 90 to 97% by weight of propylene, 2 to 5% by weight of ethylene and 1 to 6% by weight are furthermore particularly preferred.
- Butene-1, each based on the total weight of the monomers which have a molecular weight distribution Mw: Mn in the range from 3 to 6 and a melt index MFI 230 ° C./2.16 kg in the range from 4 to 8 g / 10 min.
- Such polypropylene random copolymers have a melting range of 120 ° C to 140 ° C (determined by DSC).
- melt index MFI refers to the measurement according to DIN 53735.
- polypropylene copolymers described are available, for example, under the trade names Novolen® 3225 MCX and Novolen® 3520 LX from BASF AG.
- the polypropylene random copolymer can be replaced up to 50% by weight with polypropylene homopolymer.
- a mixture of random polypropylene copolymer and polypropylene homopolymer is processed into a sealing insert.
- Suitable propylene homopolymers have a molecular weight distribution Mw: Mn in the range from 2 to 10, a melt index MFI 230'C / 2.16 kg in the range from 1 to 20 g / 10 min (measured according to DIN 53 735) and an isotaxy index in the range from 80 to 99%, preferably 90 to 98%.
- a mixture of the statistical polypropylene copolymer described and a polypropylene homopolymer is preferably used a molecular weight distribution Mw: Mn in the range from 3 to 6 and a melt index MFI 230 OC / 2.16 kg in the range from 4 to 15 g / 10 min (measured according to DIN 53735).
- the isotaxy index of these polypropylene homopolymers is in the range from 80 to 99%, preferably in the range from 90 to 98%.
- the homopolymers are known and can be adjusted, for example, by the polymerization process described in DE-A-3730022.
- Propylene homopolymers with a molecular weight distribution Mw: Mn in the range from 3 to 5 and a melt index MFI 2300C / 2.16 kg in the range from 10 to 12 g / 10 min (DIN 53 735) are particularly preferred.
- Suitable propylene homopolymers are available, for example, under the trade names Novolen® 1100 N and Novolen® 1125 N (BASF AG).
- Synthetic rubbers are e.g. Ethylene propylene copolymers or butyl rubbers into consideration.
- the inner inserts according to the invention can also contain fillers.
- FDA-approved fillers are preferred.
- inorganic fillers for example titanium dioxide, such as. B. Kronos Titan, Rutil R 902 from Du Pont and RC 566 from the company Sachtleben, barium sulfate and fillers based on silicate, such as talc, kaolin, magnesium aluminum silicates, mica etc. are used. Titanium dioxide and fillers of the quartz sand type are preferably used.
- Other suitable additives are calcium carbonate, diatomaceous earth, calcium stearate
- Polyethylenes of low density and linear structure may also be present in the inner liners according to the invention. Examples include: Escorene u , Lupolene u etc.
- additives such as e.g. internal and external lubricants, antiblocking agents, stabilizers, antioxidants, pigments,
- Crystallization aids and the like. These additives are used in the amounts necessary for production, processing, packaging and application in the form of powder, powder, pearls or incorporated directly into the polymer. More detailed information on the amounts usually used and examples of suitable additives can be found, for example, in the book Gumbleter-Müller, Kunststoffadditive, Carl-Hanser Verlag.
- the inner insert contains up to 0.5% by weight, based on the total weight of the mixture, of lubricant and up to 0.2% by weight; based on the total weight of the inner insert, antiblocking agents, and possibly antioxidants and possibly other processing stabilizers.
- Primary and secondary fatty acid amides are particularly suitable as lubricants, for example erucic acid amide or oleic acid amide.
- the stabilizers primarily serve to protect against light and heat. Accordingly, UV and heat stabilizers are used in particular. Sterically hindered amines are used, for example, as UV stabilizers. Examples are the products available under the trade names Chimasorb® 944 FD and Tinuvin® 622 LD. Sterically hindered phenols are used as heat stabilizers. An example is the commercial product Anox ® 20.
- Phenol derivatives are preferably used as antioxidants.
- a polyolefin is first produced using catalysts from the group of metallocenes. If necessary. the polyolefin is mixed with one or more of the other substances mentioned above. It is then extruded and applied to the closure surface as an inner insert.
- the coated mechanically sealing closure is preferably made of metal or plastic and can be used primarily for closing bottles and glasses.
- Inner liners are made from the following components: Example 1:
- the mixtures are extruded and then placed on the inside of a vascular occlusion. After hardening, it can be pasteurized and used for the closure of vessels.
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/011,422 US5962094A (en) | 1995-08-09 | 1996-08-09 | Mechanically sealing closure for receptables |
DK96928439T DK0843711T3 (da) | 1995-08-09 | 1996-08-09 | Mekanisk tætnede låg til beholdere |
JP9508139A JPH11510838A (ja) | 1995-08-09 | 1996-08-09 | 容器のための機械的封止蓋 |
AT96928439T ATE196645T1 (de) | 1995-08-09 | 1996-08-09 | Mechanisch dichtender verschluss für gefässe |
EP96928439A EP0843711B1 (de) | 1995-08-09 | 1996-08-09 | Mechanisch dichtender verschluss für gefässe |
BR9609975A BR9609975A (pt) | 1995-08-09 | 1996-08-09 | Fecho de recipiente provedor de um selo mecânico ermético |
DE59605947T DE59605947D1 (de) | 1995-08-09 | 1996-08-09 | Mechanisch dichtender verschluss für gefässe |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19529230.8 | 1995-08-09 | ||
DE19529230A DE19529230A1 (de) | 1995-08-09 | 1995-08-09 | Mechanisch dichtender Verschluß für Gefäße |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997006221A1 true WO1997006221A1 (de) | 1997-02-20 |
Family
ID=7769050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1996/003526 WO1997006221A1 (de) | 1995-08-09 | 1996-08-09 | Mechanisch dichtender verschluss für gefässe |
Country Status (10)
Country | Link |
---|---|
US (1) | US5962094A (de) |
EP (1) | EP0843711B1 (de) |
JP (1) | JPH11510838A (de) |
AT (1) | ATE196645T1 (de) |
BR (1) | BR9609975A (de) |
DE (2) | DE19529230A1 (de) |
DK (1) | DK0843711T3 (de) |
ES (1) | ES2152555T3 (de) |
PT (1) | PT843711E (de) |
WO (1) | WO1997006221A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0902072A1 (de) * | 1997-09-11 | 1999-03-17 | The Procter & Gamble Company | Spannungsrissbeständiger Verschluss |
US6316547B1 (en) | 1997-09-11 | 2001-11-13 | The Procter & Gamble Company | Masterbatch composition |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10311154A1 (de) * | 2003-03-14 | 2004-09-23 | Helvoet Pharma Belgium N.V. | Für pharmazeutische Verwendung dienende Überkappe mit Verschlussstopfen |
JP5323700B2 (ja) * | 2006-08-04 | 2013-10-23 | プレイテックス プロダクツ エルエルシー | 潤滑性組成物およびそれから作製される物品 |
WO2013118749A1 (ja) * | 2012-02-07 | 2013-08-15 | 日本ポリエチレン株式会社 | 容器蓋用ポリエチレン系樹脂組成物及び容器蓋 |
EP3826933B1 (de) * | 2018-07-24 | 2023-04-05 | Braskem S.A. | Terpolymere für kappen und verschlüsse |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1544989A1 (de) * | 1964-10-28 | 1972-02-10 | Grace W R & Co | Verschlussdichtungen und Verfahren zu ihrer Herstellung |
EP0205914A1 (de) * | 1985-05-28 | 1986-12-30 | W.R. Grace & Co.-Conn. | Abdichtungszusammensetzung |
EP0339831A2 (de) * | 1988-04-15 | 1989-11-02 | W.R. Grace & Co.-Conn. | Schliessdeckel für Behälter und Zusammensetzungen zur Herstellung der zugehörigen Dichtungsring |
DE4229923A1 (de) * | 1992-09-08 | 1994-03-10 | Basf Lacke & Farben | Verfahren zur Herstellung von Verschlüssen von Verpackungsbehältern |
WO1995000599A2 (en) * | 1993-06-21 | 1995-01-05 | Shell Oil Company | Plastic closures and closure liners |
WO1995005426A1 (en) * | 1993-08-18 | 1995-02-23 | The Dow Chemical Company | Gaskets made from elastic substantially linear olefin polymers |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5133917A (en) * | 1986-09-19 | 1992-07-28 | The Dow Chemical Company | Biconstituent polypropylene/polyethylene fibers |
US5055438A (en) * | 1989-09-13 | 1991-10-08 | Exxon Chemical Patents, Inc. | Olefin polymerization catalysts |
US4807772A (en) * | 1988-03-04 | 1989-02-28 | Owens-Illinois Closure Inc. | Polypropylene closure with removable liner |
US5026798A (en) * | 1989-09-13 | 1991-06-25 | Exxon Chemical Patents Inc. | Process for producing crystalline poly-α-olefins with a monocyclopentadienyl transition metal catalyst system |
US4984703A (en) * | 1989-10-03 | 1991-01-15 | Owens-Illinois Closure Inc. | Plastic closure with compression molded sealing liner |
US5731053A (en) * | 1992-03-11 | 1998-03-24 | Ds-Chemie Gmbh | Potable liquid container |
WO1995005427A1 (en) * | 1993-08-18 | 1995-02-23 | The Dow Chemical Company | Gaskets made from homogeneous linear olefin polymers |
US5723507A (en) * | 1996-03-11 | 1998-03-03 | The Dow Chemical Company | Foamed gaskets made from homogeneous olefin polymers |
US5695840A (en) * | 1995-03-22 | 1997-12-09 | W. R. Grace & Co.-Conn. | Films for medical solution pouches |
US5709915A (en) * | 1995-08-04 | 1998-01-20 | Reynolds Consumer Products, Inc. | Adhesive structure for heat sealing |
ATE284917T1 (de) * | 1996-03-07 | 2005-01-15 | Cryovac Inc | Zeolith in einer verpackungsfolie |
US5769772A (en) * | 1996-08-13 | 1998-06-23 | Tenneco Packaging Inc. | Packages made with both high-frequency/radio-frequency seals and conventional heat/pressure seals using combinations of polar and non-polar polymers |
US5749658A (en) * | 1996-09-12 | 1998-05-12 | Reynolds Consumer Products, Inc. | Closure arrangement for attachment to outside of bag |
-
1995
- 1995-08-09 DE DE19529230A patent/DE19529230A1/de not_active Withdrawn
-
1996
- 1996-08-09 PT PT96928439T patent/PT843711E/pt unknown
- 1996-08-09 US US09/011,422 patent/US5962094A/en not_active Expired - Fee Related
- 1996-08-09 BR BR9609975A patent/BR9609975A/pt not_active IP Right Cessation
- 1996-08-09 ES ES96928439T patent/ES2152555T3/es not_active Expired - Lifetime
- 1996-08-09 AT AT96928439T patent/ATE196645T1/de not_active IP Right Cessation
- 1996-08-09 DE DE59605947T patent/DE59605947D1/de not_active Expired - Lifetime
- 1996-08-09 JP JP9508139A patent/JPH11510838A/ja not_active Ceased
- 1996-08-09 DK DK96928439T patent/DK0843711T3/da active
- 1996-08-09 EP EP96928439A patent/EP0843711B1/de not_active Expired - Lifetime
- 1996-08-09 WO PCT/EP1996/003526 patent/WO1997006221A1/de active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1544989A1 (de) * | 1964-10-28 | 1972-02-10 | Grace W R & Co | Verschlussdichtungen und Verfahren zu ihrer Herstellung |
EP0205914A1 (de) * | 1985-05-28 | 1986-12-30 | W.R. Grace & Co.-Conn. | Abdichtungszusammensetzung |
EP0339831A2 (de) * | 1988-04-15 | 1989-11-02 | W.R. Grace & Co.-Conn. | Schliessdeckel für Behälter und Zusammensetzungen zur Herstellung der zugehörigen Dichtungsring |
DE4229923A1 (de) * | 1992-09-08 | 1994-03-10 | Basf Lacke & Farben | Verfahren zur Herstellung von Verschlüssen von Verpackungsbehältern |
WO1995000599A2 (en) * | 1993-06-21 | 1995-01-05 | Shell Oil Company | Plastic closures and closure liners |
WO1995005426A1 (en) * | 1993-08-18 | 1995-02-23 | The Dow Chemical Company | Gaskets made from elastic substantially linear olefin polymers |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0902072A1 (de) * | 1997-09-11 | 1999-03-17 | The Procter & Gamble Company | Spannungsrissbeständiger Verschluss |
WO1999013017A1 (en) * | 1997-09-11 | 1999-03-18 | The Procter & Gamble Company | Stress crack resistant closure |
US6316547B1 (en) | 1997-09-11 | 2001-11-13 | The Procter & Gamble Company | Masterbatch composition |
Also Published As
Publication number | Publication date |
---|---|
BR9609975A (pt) | 1999-01-12 |
DK0843711T3 (da) | 2000-11-20 |
DE19529230A1 (de) | 1997-05-15 |
US5962094A (en) | 1999-10-05 |
ATE196645T1 (de) | 2000-10-15 |
EP0843711B1 (de) | 2000-09-27 |
PT843711E (pt) | 2001-01-31 |
ES2152555T3 (es) | 2001-02-01 |
DE59605947D1 (de) | 2000-11-02 |
JPH11510838A (ja) | 1999-09-21 |
EP0843711A1 (de) | 1998-05-27 |
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