DE69013386D1 - Hoch nass-festes, geblasenes Polyolefin-Mikrofaser-Vlies sowie Verfahren und Apparat zu seiner Herstellung. - Google Patents
Hoch nass-festes, geblasenes Polyolefin-Mikrofaser-Vlies sowie Verfahren und Apparat zu seiner Herstellung.Info
- Publication number
- DE69013386D1 DE69013386D1 DE69013386T DE69013386T DE69013386D1 DE 69013386 D1 DE69013386 D1 DE 69013386D1 DE 69013386 T DE69013386 T DE 69013386T DE 69013386 T DE69013386 T DE 69013386T DE 69013386 D1 DE69013386 D1 DE 69013386D1
- Authority
- DE
- Germany
- Prior art keywords
- strength
- production
- microfiber nonwoven
- highly wet
- polyolefin microfiber
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/32—Mixing; Kneading continuous, with mechanical mixing or kneading devices with non-movable mixing or kneading devices
- B29B7/325—Static mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/94—Liquid charges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
- D01D1/065—Addition and mixing of substances to the spinning solution or to the melt; Homogenising
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
- D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
-
- 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
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/903—Microfiber, less than 100 micron diameter
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
- Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
- Y10T442/615—Strand or fiber material is blended with another chemically different microfiber in the same 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
- Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
- Y10T442/626—Microfiber is synthetic polymer
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/341,498 US4933229A (en) | 1989-04-21 | 1989-04-21 | High wet-strength polyolefin blown microfiber web |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69013386D1 true DE69013386D1 (de) | 1994-11-24 |
DE69013386T2 DE69013386T2 (de) | 1995-05-11 |
Family
ID=23337828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990613386 Expired - Fee Related DE69013386T2 (de) | 1989-04-21 | 1990-04-19 | Hoch nass-festes, geblasenes Polyolefin-Mikrofaser-Vlies sowie Verfahren und Apparat zu seiner Herstellung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4933229A (de) |
EP (1) | EP0394028B1 (de) |
JP (1) | JP2912674B2 (de) |
KR (1) | KR0128377B1 (de) |
AU (1) | AU617639B2 (de) |
BR (1) | BR9001855A (de) |
DE (1) | DE69013386T2 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5029699A (en) * | 1990-08-09 | 1991-07-09 | Minnesota Mining And Manufacturing Company | Impact resistant container for hazardous materials |
US5244951A (en) * | 1991-05-02 | 1993-09-14 | Minnesota Mining And Manufacturing Company | Durably hydrophilic, thermoplastic fiber |
US5328758A (en) * | 1991-10-11 | 1994-07-12 | Minnesota Mining And Manufacturing Company | Particle-loaded nonwoven fibrous article for separations and purifications |
CA2070588A1 (en) * | 1991-12-31 | 1993-07-01 | Kimberly-Clark Worldwide, Inc. | Conductive fabric and method of producing same |
US5256466A (en) * | 1992-04-30 | 1993-10-26 | Minnesota Mining And Manufacturing Company | Article for liquid containment and recovery |
US5354603A (en) * | 1993-01-15 | 1994-10-11 | Minnesota Mining And Manufacturing Company | Antifouling/anticorrosive composite marine structure |
US5503782A (en) * | 1993-01-28 | 1996-04-02 | Minnesota Mining And Manufacturing Company | Method of making sorbent articles |
US6380289B1 (en) | 1993-06-28 | 2002-04-30 | 3M Innovative Properties Company | Thermoplastic composition comprising fluoroaliphatic radical-containing surface-modifying additive |
US5439734A (en) * | 1993-10-13 | 1995-08-08 | Kimberly-Clark Corporation | Nonwoven fabrics having durable wettability |
CA2138195A1 (en) * | 1994-06-08 | 1995-12-09 | James P. Brown | Nonwoven fabric laminate |
US5529686A (en) | 1994-07-15 | 1996-06-25 | Minnesota Mining And Manufacturing Company | Composite membranes for solid phase extractions and reactions |
US5681646A (en) * | 1994-11-18 | 1997-10-28 | Kimberly-Clark Worldwide, Inc. | High strength spunbond fabric from high melt flow rate polymers |
US5614295A (en) * | 1994-12-21 | 1997-03-25 | Kimberly-Clark Corporation | Liquid distribution and retention medium |
DK1111102T3 (da) * | 1996-03-07 | 2003-07-14 | Minnesota Mining & Mfg | Tæppegarn, der har høje smudsafvisende egenskaber |
US5762840A (en) * | 1996-04-18 | 1998-06-09 | Kimberly-Clark Worldwide, Inc. | Process for making microporous fibers with improved properties |
US5707580A (en) * | 1996-05-01 | 1998-01-13 | E. I. Du Pont De Nemours And Company | Flash-spinning process |
US5804625A (en) * | 1996-05-21 | 1998-09-08 | Minnesota Mining And Manufacturing Company | Fluorochemical and hydrocarbon surfactant blends as hydrophilic additives to thermoplastic polymers |
US5773375A (en) * | 1996-05-29 | 1998-06-30 | Swan; Michael D. | Thermally stable acoustical insulation |
US5911883A (en) * | 1996-10-04 | 1999-06-15 | Minnesota Mining And Manufacturing Company | Flow-by solid phase extraction method |
US6139749A (en) * | 1997-11-20 | 2000-10-31 | 3M Innovative Properties Company | Method for radioactive species analysis using a self-scintillating sheet material |
US6436294B2 (en) | 1998-11-24 | 2002-08-20 | 3M Innovative Properties Company | Process for modifying the metal ion sorption capacity of a medium |
US6762339B1 (en) | 1999-05-21 | 2004-07-13 | 3M Innovative Properties Company | Hydrophilic polypropylene fibers having antimicrobial activity |
ES2209894T3 (es) * | 1999-05-21 | 2004-07-01 | 3M Innovative Properties Company | Articulos antimicrobianos. |
US6616889B2 (en) | 2000-11-30 | 2003-09-09 | Fulton Bank | Method and apparatus for making flexible sheet products for absorbing liquids |
US6776952B2 (en) * | 2000-11-30 | 2004-08-17 | Spill Tech Industries, Inc. | Method and apparatus for making flexible sheet products for absorbing liquids |
US7192896B2 (en) * | 2001-11-15 | 2007-03-20 | 3M Innovative Properties Company | Disposable cleaning product |
US20070010153A1 (en) * | 2005-07-11 | 2007-01-11 | Shaffer Lori A | Cleanroom wiper |
US20070010148A1 (en) * | 2005-07-11 | 2007-01-11 | Shaffer Lori A | Cleanroom wiper |
KR101071205B1 (ko) | 2008-11-21 | 2011-10-10 | 도레이첨단소재 주식회사 | 장섬유 스판본드 부직포 및 그 제조 방법 및 그로부터 제조되는 복합부직포 |
MX2011010163A (es) | 2009-03-27 | 2011-10-10 | 3M Innovative Properties Co | Aditivos de fusion de polipropileno hidrofilico. |
CN106906573B (zh) * | 2012-01-04 | 2019-08-27 | 宝洁公司 | 具有不同密度的多个区域的含活性物质纤维结构 |
CN104040061B (zh) | 2012-01-04 | 2019-11-08 | 宝洁公司 | 包含颗粒的纤维结构及其制造方法 |
EP2800803A1 (de) | 2012-01-04 | 2014-11-12 | The Procter and Gamble Company | Wirkstoff mit faserstrukturen mit mehreren regionen |
US10694917B2 (en) | 2012-01-04 | 2020-06-30 | The Procter & Gamble Company | Fibrous structures comprising particles and methods for making same |
JP2019514586A (ja) | 2016-05-03 | 2019-06-06 | スリーエム イノベイティブ プロパティズ カンパニー | 湿式又は乾式の清掃媒体 |
US10945706B2 (en) | 2017-05-05 | 2021-03-16 | Biim Ultrasound As | Hand held ultrasound probe |
CN109124511B (zh) * | 2018-07-20 | 2021-04-13 | 邵波 | 一种组装式喷水拖把 |
CN116791217B (zh) * | 2023-08-21 | 2023-11-21 | 江苏青昀新材料有限公司 | 一种闪蒸纺丝用的双螺杆进料系统 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US31885A (en) * | 1861-04-02 | goulard | ||
DE1059612B (de) * | 1954-05-17 | 1959-06-18 | Spinnfaser Ag | Vorrichtung zum fortlaufenden, verhaeltnisgleichen Beimischen von Loesungen oder Suspensionen zu Spinnmassen |
DE1694348C3 (de) * | 1967-11-21 | 1975-09-25 | Enka Glanzstoff Ag, 5600 Wuppertal | Verfahren zum kontinuierlichen Einmischen einer Pigmentdispersion in eine Polyamidschmelze |
US3552603A (en) * | 1968-12-26 | 1971-01-05 | Vyzk Ustav Chem Vlaken | Device for the feeding of mixtures into melted masses of synthetic polymers |
US3907963A (en) * | 1971-08-02 | 1975-09-23 | Monsanto Co | Melt extrusion |
NL7314742A (de) * | 1972-11-06 | 1974-05-08 | ||
DE2543781A1 (de) * | 1972-12-21 | 1976-04-15 | Grace W R & Co | Verfahren zur herstellung einer bahn aus nichtgewebten faeden |
US3870567A (en) * | 1972-12-21 | 1975-03-11 | Grace W R & Co | Battery separator manufacturing process |
US3933525A (en) * | 1972-12-21 | 1976-01-20 | W. R. Grace & Co. | Battery separator manufacturing process |
US3973068A (en) * | 1975-10-28 | 1976-08-03 | Kimberly-Clark Corporation | Soft, nonwoven web having high intensity and low intensity bonds and a lubricant on the surfaces of the synthetic filaments comprising said |
JPS5436359A (en) * | 1977-08-04 | 1979-03-17 | Mitsubishi Chem Ind Ltd | Preparation of polyolefin film |
USRE31885E (en) | 1977-10-17 | 1985-05-14 | Kimberly-Clark Corporation | Microfiber oil and water wipe |
US4328279A (en) * | 1981-01-29 | 1982-05-04 | Kimberly-Clark Corporation | Clean room wiper |
US4578414A (en) * | 1984-02-17 | 1986-03-25 | The Dow Chemical Company | Wettable olefin polymer fibers |
US4753843A (en) * | 1986-05-01 | 1988-06-28 | Kimberly-Clark Corporation | Absorbent, protective nonwoven fabric |
-
1989
- 1989-04-21 US US07/341,498 patent/US4933229A/en not_active Expired - Lifetime
-
1990
- 1990-03-20 AU AU52021/90A patent/AU617639B2/en not_active Ceased
- 1990-04-19 DE DE1990613386 patent/DE69013386T2/de not_active Expired - Fee Related
- 1990-04-19 EP EP19900304184 patent/EP0394028B1/de not_active Expired - Lifetime
- 1990-04-20 JP JP10516390A patent/JP2912674B2/ja not_active Expired - Fee Related
- 1990-04-20 BR BR9001855A patent/BR9001855A/pt not_active IP Right Cessation
- 1990-04-20 KR KR1019900005526A patent/KR0128377B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR900016513A (ko) | 1990-11-13 |
DE69013386T2 (de) | 1995-05-11 |
AU5202190A (en) | 1990-10-25 |
EP0394028A3 (de) | 1991-06-05 |
EP0394028B1 (de) | 1994-10-19 |
KR0128377B1 (ko) | 1998-04-06 |
JP2912674B2 (ja) | 1999-06-28 |
JPH0319951A (ja) | 1991-01-29 |
US4933229A (en) | 1990-06-12 |
BR9001855A (pt) | 1991-06-18 |
AU617639B2 (en) | 1991-11-28 |
EP0394028A2 (de) | 1990-10-24 |
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