DE69030801D1 - Polymere mit hohem Schmelzindex enthaltender thermoplastischer Film - Google Patents

Polymere mit hohem Schmelzindex enthaltender thermoplastischer Film

Info

Publication number
DE69030801D1
DE69030801D1 DE69030801T DE69030801T DE69030801D1 DE 69030801 D1 DE69030801 D1 DE 69030801D1 DE 69030801 T DE69030801 T DE 69030801T DE 69030801 T DE69030801 T DE 69030801T DE 69030801 D1 DE69030801 D1 DE 69030801D1
Authority
DE
Germany
Prior art keywords
film containing
melt index
thermoplastic film
containing high
high melt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69030801T
Other languages
English (en)
Other versions
DE69030801T2 (de
Inventor
Paul Nick Georgelos
Stanley Lustig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Curwood Inc
Original Assignee
Viskase Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23660644&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69030801(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Viskase Corp filed Critical Viskase Corp
Application granted granted Critical
Publication of DE69030801D1 publication Critical patent/DE69030801D1/de
Publication of DE69030801T2 publication Critical patent/DE69030801T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/04—Homopolymers or copolymers of ethene
    • C09J123/08—Copolymers of ethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
    • C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
    • C08L2666/04—Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S383/00—Flexible bags
    • Y10S383/908—Material having specified grain direction or molecular orientation
    • 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.]
    • Y10T428/1328—Shrinkable or shrunk [e.g., due to heat, solvent, volatile agent, restraint removal, 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.]
    • Y10T428/1341—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.]
    • Y10T428/1352—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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31739—Nylon type
    • Y10T428/31743—Next to addition polymer from unsaturated monomer[s]
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31739—Nylon type
    • Y10T428/31743—Next to addition polymer from unsaturated monomer[s]
    • Y10T428/31746—Polymer of monoethylenically unsaturated hydrocarbon
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer
    • Y10T428/3192—Next to vinyl or vinylidene chloride polymer
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31928—Ester, halide or nitrile of addition polymer
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31935—Ester, halide or nitrile of addition polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Wrappers (AREA)
DE69030801T 1989-10-10 1990-10-09 Polymere mit hohem Schmelzindex enthaltender thermoplastischer Film Expired - Fee Related DE69030801T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/419,061 US5635261A (en) 1989-10-10 1989-10-10 Thermoplastic film incorporating high melt index resins

Publications (2)

Publication Number Publication Date
DE69030801D1 true DE69030801D1 (de) 1997-07-03
DE69030801T2 DE69030801T2 (de) 1998-01-22

Family

ID=23660644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030801T Expired - Fee Related DE69030801T2 (de) 1989-10-10 1990-10-09 Polymere mit hohem Schmelzindex enthaltender thermoplastischer Film

Country Status (7)

Country Link
US (1) US5635261A (de)
EP (1) EP0424724B1 (de)
AT (1) ATE153596T1 (de)
CA (1) CA2026669C (de)
DE (1) DE69030801T2 (de)
DK (1) DK0424724T3 (de)
ES (1) ES2101683T3 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074715A (en) * 1993-06-24 2000-06-13 Pechiney Plastic Packaging, Inc. Heat shrinkable barrier bags
US6531198B2 (en) 1993-06-24 2003-03-11 Pechiney Emballage Flexible Europe Heat shrinkable barrier bags with anti block additives
DE4436775A1 (de) * 1994-10-14 1996-04-18 Wolff Walsrode Ag Release- und Trennmittel-frei wickelbare einschichtige Schmelzklebefolie mit guter Maschinengängigkeit aus Olefin-Copolymerisaten
DE19537753A1 (de) * 1995-10-10 1997-04-17 Wolff Walsrode Ag Mindestens einschichtige Schmelzklebefolie mit Release- und Trennmittelfreier Wickelbarkeit und verbesserter Adhäsion aus Olefin-Copolymer-Mischungen
EP0891392A1 (de) * 1996-04-04 1999-01-20 The Procter & Gamble Company Mischungen und verfahren zur mischung von copolymeren von olefinen mit estern mit verbesserter spannungsriss und ermüdungsbeständigkeit
US5928740A (en) 1997-02-28 1999-07-27 Viskase Corporation Thermoplastic C2 -α-olefin copolymer blends and films
US6677012B1 (en) 1998-03-31 2004-01-13 Pechiney Emballage Flexible Europe Poultry shrink bags with antiblock additives
US6010792A (en) * 1998-03-31 2000-01-04 American National Can Company Poultry shrink bags
US6355287B2 (en) * 1998-06-22 2002-03-12 Cryovac, Inc. Packaged food product having added liquid
US6815023B1 (en) 1998-07-07 2004-11-09 Curwood, Inc. Puncture resistant polymeric films, blends and process
US6777046B1 (en) 1998-07-07 2004-08-17 Curwood, Inc. Puncture resistant, high shrink films, blends, and process
US6706343B1 (en) * 1999-06-10 2004-03-16 Pechiney Emballage Flexible Europe Polymeric film structures useful as shrink bags
US6499878B1 (en) * 1999-12-21 2002-12-31 Pactiv Corporation Reclosable packages with barrier properties
US7175903B1 (en) * 2000-11-17 2007-02-13 Pliant Corporation Heat sealable polyvinyl chloride films
US7273629B2 (en) * 2000-11-28 2007-09-25 Cryovac, Inc. Meat package with reduced leaker rates
US6682792B2 (en) * 2001-03-26 2004-01-27 M & Q Plastic Products, Inc. Thermoplastic elastomer films
US20050031883A1 (en) * 2001-09-19 2005-02-10 Masanori Sera Wrapping film and shrink film each comprising butene polymer
US7449247B2 (en) * 2003-05-26 2008-11-11 Du Pont-Mitsui Polychemicals Co., Ltd. Olefin polymer compositions and easy-peelable sealants using the same
US20050020777A1 (en) * 2003-07-23 2005-01-27 Breese David Ryan Ethylene-vinyl acetate compositions having improved heat seal properties
US20060172143A1 (en) * 2003-07-23 2006-08-03 Breese David R Extrusion coating process and coated substrates having improved heat seal properties
CA2535503C (en) * 2006-02-07 2014-12-16 Shawcor Ltd. Heat shrinkable laminated covering
US20080026343A1 (en) * 2006-07-19 2008-01-31 Scott Doenges Dental apparatus
US8168298B2 (en) * 2006-12-01 2012-05-01 Basf Corporation Article and method of producing same
US20080190918A1 (en) * 2007-02-09 2008-08-14 Scholle Corporation Shipping container for flowable material and flexible tank therefor
CN102271915B (zh) * 2008-11-04 2014-11-26 巴斯夫欧洲公司 复合箔作为氧化敏感性聚合物的包装材料的用途，包装氧化敏感性聚合物的方法以及含有所述复合箔的包装
US11273969B2 (en) * 2013-03-08 2022-03-15 Bemis Company, Inc. Peelable absorbent food package
JP2016147373A (ja) 2013-05-02 2016-08-18 株式会社クレハ 熱収縮性多層フィルム
US20160304332A1 (en) 2015-04-17 2016-10-20 Ds Smith Plastics Limited Multilayer film used with flexible packaging

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012918A (en) * 1956-01-03 1961-12-12 Kendall & Co Differential heat-sealability in differentially crystalline sheet materials, products made therefrom and process and apparatus for making
US3456044A (en) * 1965-03-12 1969-07-15 Heinz Erich Pahlke Biaxial orientation
NL137201C (de) * 1965-05-27
US3402223A (en) * 1966-03-23 1968-09-17 Union Carbide Corp High molecular weight ethylene copolymer and low molecular weight ethylene-vinyl acetate copolymer blend
US3770852A (en) * 1966-04-12 1973-11-06 Nat Distillers Chem Corp Polyolefin resin blends
US3734843A (en) * 1969-02-06 1973-05-22 Du Pont Irradiation of ethylene/vinyl acetate copolymers
BE793101A (fr) * 1970-07-27 1973-06-20 Dow Chemical Co Pellicule stratifiee et son procede de fabrication
US3932693A (en) * 1970-10-19 1976-01-13 Continental Can Company, Inc. Laminated packaging film having low vapor and gas permeability
US3741253A (en) * 1971-03-30 1973-06-26 Grace W R & Co Laminates of ethylene vinyl acetate polymers and polymers of vinylidene chloride
US4031162A (en) * 1971-03-30 1977-06-21 W. R. Grace & Co. Polymer film with narrow molecular weight distribution and saran and laminates thereof
BE795750A (fr) * 1972-02-22 1973-08-21 Union Carbide Corp Pellicule a couches multiples pouvant retrecir a chaud
CA982923A (en) * 1972-09-11 1976-02-03 Union Carbide Corporation Film and bag for packaging primal meat cuts
US3817821A (en) * 1972-11-08 1974-06-18 Du Pont Laminar packaging film
US4082877A (en) * 1975-02-14 1978-04-04 W. R. Grace & Co. Unoriented composite laminar film with an elastomeric layer and sealable layer
US4064296A (en) * 1975-10-02 1977-12-20 W. R. Grace & Co. Heat shrinkable multi-layer film of hydrolyzed ethylene vinyl acetate and a cross-linked olefin polymer
US4225373A (en) * 1976-12-22 1980-09-30 W. R. Grace & Co. Sealing cross-linked thermoplastic materials
US4167433A (en) * 1977-11-03 1979-09-11 Gulf Oil Corporation Adhesive composition and process for bonding
US4178401A (en) * 1978-01-09 1979-12-11 W. R. Grace & Co. Packaging film comprising a blended self-welding layer
US4247584A (en) * 1979-05-22 1981-01-27 American Can Company Composition comprising a blend of EVA polymers having differing VA contents; films and laminates made therefrom by extrusion; and heat-sealed food bags made from the laminates
DK262081A (da) * 1980-06-20 1981-12-21 Ucb Sa Varmeforseglelig emballeringsfilm der tilvejebringer en skillelig forsegling
GB2094325A (en) * 1981-03-06 1982-09-15 Transparent Paper Ltd Ethylene-vinyl acetate copolymer packaging films
US4352844A (en) * 1981-05-29 1982-10-05 W. R. Grace & Co. Thermoplastic film having improved handling and sealing characteristics and receptacle formed therefrom
JPS5882752A (ja) * 1981-11-11 1983-05-18 呉羽化学工業株式会社 熱収縮性フイルム
ATE51639T1 (de) * 1982-04-26 1990-04-15 American National Can Co Polymermaterialzusammensetzung, orientierte polymerfilme und daraus hergestellte schrumpffaehige beutel.
US4505970A (en) * 1982-09-30 1985-03-19 Union Carbide Corporation Multilayer films comprising mixtures of a melt index and 2 melt index linear low density polyethylene
US4501780A (en) * 1982-12-15 1985-02-26 W. R. Grace & Co., Cryovac Div. Tubular film having sealing layer of propylene ethylene random copolymer
US4997690A (en) * 1984-12-03 1991-03-05 Viskase Corporation Irradiated multilayer film for primal meat packaging
US4737391A (en) * 1984-12-03 1988-04-12 Viskase Corporation Irradiated multilayer film for primal meat packaging
DE3504463A1 (de) * 1985-02-09 1986-08-14 W.R. Grace & Co., New York, N.Y. Leicht oeffenbare packung und verfahren zu deren herstellung
US5059481A (en) * 1985-06-17 1991-10-22 Viskase Corporation Biaxially stretched, heat shrinkable VLDPE film
US4797235A (en) * 1987-04-16 1989-01-10 W. R. Grace & Co. Process for enhanced orientation of polymeric films
US4837084A (en) * 1987-07-02 1989-06-06 W. R. Grace & Co.-Conn. Thermoplastic multi-layer packaging film and bags made therefrom
US4853265A (en) * 1987-09-02 1989-08-01 W. R. Grace & Co.-Conn. Eva based multi-layer, heat-shrinkable, packaging film and bags made therefrom
DE3744214A1 (de) * 1987-12-24 1989-07-06 Ruhrchemie Ag Ethylen-vinylacetat-zusammensetzung
US4880696A (en) * 1988-06-27 1989-11-14 James River Ii, Inc. Flexible packaging material containing an antioxidant
US5055328A (en) * 1989-06-16 1991-10-08 Viskase Corporation Differentially cross-linked multilayer film

Also Published As

Publication number Publication date
ATE153596T1 (de) 1997-06-15
AU6388090A (en) 1991-04-18
EP0424724B1 (de) 1997-05-28
EP0424724A2 (de) 1991-05-02
AU639718B2 (en) 1993-08-05
DE69030801T2 (de) 1998-01-22
EP0424724A3 (en) 1992-03-25
CA2026669C (en) 1994-04-12
CA2026669A1 (en) 1991-04-11
DK0424724T3 (da) 1997-07-28
ES2101683T3 (es) 1997-07-16
US5635261A (en) 1997-06-03

Similar Documents

Publication Publication Date Title
DE69030801D1 (de) Polymere mit hohem Schmelzindex enthaltender thermoplastischer Film
GR861254B (en) Multiple layer polymeric films and process for making them
CA2003882A1 (en) Heat shrinkable very low density polyethylene terpolymer film
EP0634443A3 (de)
HUT48520A (en) Transparent hot-weldable multiple-layer polyolefine foil
BR9807797A (pt) Aperfeiçoamento em misturas e filmes de copolìmeros termoplásticos c2-a-olefina
AU6576786A (en) Multiple layer polymeric blend films
AU1445188A (en) Flexible stretch/shrink film
HUT48528A (en) Hot-weldable multiple-layer polyolefine foil
AU559437B2 (en) Oriented multilayer heat sealable packaging film

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CURWOOD,INC.(N.D.GES.D.STAATES DELAWARE), OSHKOSH,

8339 Ceased/non-payment of the annual fee