DE69424569D1 - Poröser Film aus Polytetrafluoroethylen - Google Patents
Poröser Film aus PolytetrafluoroethylenInfo
- Publication number
- DE69424569D1 DE69424569D1 DE69424569T DE69424569T DE69424569D1 DE 69424569 D1 DE69424569 D1 DE 69424569D1 DE 69424569 T DE69424569 T DE 69424569T DE 69424569 T DE69424569 T DE 69424569T DE 69424569 D1 DE69424569 D1 DE 69424569D1
- Authority
- DE
- Germany
- Prior art keywords
- polytetrafluoroethylene
- film made
- porous film
- porous
- film
- 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 - Lifetime
Links
- -1 polytetrafluoroethylene Polymers 0.000 title 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 title 1
- 239000004810 polytetrafluoroethylene Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1692—Other shaped material, e.g. perforated or porous sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
- B01D69/1071—Woven, non-woven or net mesh
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/36—Polytetrafluoroethene
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
- B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/0283—Pore size
- B01D2325/02834—Pore size more than 0.1 and up to 1 µm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
- B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249978—Voids specified as micro
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Filtering Materials (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP979793 | 1993-01-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69424569D1 true DE69424569D1 (de) | 2000-06-21 |
DE69424569T2 DE69424569T2 (de) | 2001-01-18 |
Family
ID=11730194
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69404569T Expired - Lifetime DE69404569T2 (de) | 1993-01-25 | 1994-01-21 | Verfahren zur herstellung eines porösen films aus polytetrafluorethylen |
DE69424569T Expired - Lifetime DE69424569T2 (de) | 1993-01-25 | 1994-01-21 | Poröser Film aus Polytetrafluoroethylen |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69404569T Expired - Lifetime DE69404569T2 (de) | 1993-01-25 | 1994-01-21 | Verfahren zur herstellung eines porösen films aus polytetrafluorethylen |
Country Status (7)
Country | Link |
---|---|
US (1) | US5772884A (de) |
EP (2) | EP0633053B1 (de) |
KR (1) | KR100295124B1 (de) |
CN (1) | CN1042498C (de) |
DE (2) | DE69404569T2 (de) |
RU (1) | RU2124986C1 (de) |
WO (1) | WO1994016802A1 (de) |
Families Citing this family (83)
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JP3273735B2 (ja) * | 1996-05-17 | 2002-04-15 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜およびその製造方法、シート状ポリテトラフルオロエチレン成形体、並びに、エアーフィルター用濾材 |
TW438678B (en) | 1996-08-09 | 2001-06-07 | Daikin Ind Ltd | Fire-retardant filter medium and air filter unit using the same |
TW371284B (en) * | 1996-12-04 | 1999-10-01 | Daikin Ind Ltd | Filtration material of filter and air cleaning device using the filtration material |
JP3512100B2 (ja) * | 1997-04-11 | 2004-03-29 | ダイキン工業株式会社 | エアフィルターユニットおよびその製造方法 |
JPH10323890A (ja) * | 1997-05-23 | 1998-12-08 | Nippon Oil Co Ltd | フッ素樹脂延伸成形体の製造方法 |
JPH11137931A (ja) * | 1997-09-02 | 1999-05-25 | Nitto Denko Corp | エアフィルタ及びその製造方法 |
US6103172A (en) * | 1998-04-07 | 2000-08-15 | Pall Corporation | Method of preparaing a porous polytetrafluoroethylene membranne |
JP3365617B2 (ja) * | 1998-06-11 | 2003-01-14 | 日東電工株式会社 | エアフィルタ用濾材の製造方法 |
JP2000079332A (ja) | 1998-07-08 | 2000-03-21 | Nitto Denko Corp | エアフィルタ用ろ材 |
US6584976B2 (en) * | 1998-07-24 | 2003-07-01 | 3M Innovative Properties Company | Face mask that has a filtered exhalation valve |
US6096213A (en) * | 1998-08-14 | 2000-08-01 | 3M Innovative Properties Company | Puncture-resistant polyolefin membranes |
AU5687699A (en) | 1998-08-20 | 2000-03-14 | Extraction Systems, Inc. | Filters employing porous strongly acidic polymers |
JP2000225328A (ja) | 1998-11-30 | 2000-08-15 | Nitto Denko Corp | フィルタ用ろ材 |
JP2000176262A (ja) * | 1998-12-11 | 2000-06-27 | Daikin Ind Ltd | 多孔性材料、エアフィルター濾材、エアフィルターユニットおよびエアフィルター濾材用支持材料 |
JP2000211073A (ja) * | 1999-01-22 | 2000-08-02 | Nitto Denko Corp | 吸着剤内包容器用積層体およびこれを用いた吸着剤内包容器 |
JP3584855B2 (ja) | 1999-10-07 | 2004-11-04 | ダイキン工業株式会社 | エアフィルター濾材 |
US10172730B2 (en) * | 1999-11-19 | 2019-01-08 | Vactronix Scientific, Llc | Stents with metallic covers and methods of making same |
WO2001085308A2 (en) | 2000-05-05 | 2001-11-15 | Extraction Systems, Inc. | Filters employing both acidic polymers and physical-absorption media |
US7540901B2 (en) * | 2000-05-05 | 2009-06-02 | Entegris, Inc. | Filters employing both acidic polymers and physical-adsorption media |
KR100394786B1 (ko) * | 2000-08-14 | 2003-08-14 | 다이킨 고교 가부시키가이샤 | 에어필터용 부품, 그 패키지 및 그 패키징 방법 |
JP3362730B2 (ja) | 2000-08-24 | 2003-01-07 | ダイキン工業株式会社 | エアフィルター濾材、それを用いたエアフィルターパック及びエアフィルターユニット並びにエアフィルター濾材の製造方法 |
JP4779220B2 (ja) * | 2001-03-21 | 2011-09-28 | 東レ株式会社 | 液状物の濾過方法、顔料分散カラーペースト、透明保護膜形成材料、液晶表示装置用配向膜材料およびフォトリソグラフィー用レジスト |
CN100503000C (zh) | 2001-04-05 | 2009-06-24 | 大金工业株式会社 | 过滤器滤材,使用过滤器滤材的过滤器组件和空气过滤器部件以及过滤器滤材的制造方法 |
US6808553B2 (en) * | 2001-06-13 | 2004-10-26 | Nitto Denko Corporation | Filter medium for turbine and methods of using and producing the same |
DE10137362A1 (de) * | 2001-08-01 | 2003-02-20 | Kufferath Geb Gkd | Loch- bzw. Transportband sowie Verfahren zur Herstellung eines derartigen Bandes |
DE10201833B4 (de) * | 2002-01-18 | 2012-06-21 | Hew-Kabel Gmbh | Verfahren zur Herstellung eines Wickelbandes aus ungesintertem Polytetrafluorethylen |
EP1849516A4 (de) * | 2004-12-22 | 2008-08-06 | Dressel Pte Ltd Company | Membrankarte und verfahren zur herstellung und verwendung davon |
US20060233990A1 (en) * | 2005-04-13 | 2006-10-19 | Trivascular, Inc. | PTFE layers and methods of manufacturing |
US20060233991A1 (en) | 2005-04-13 | 2006-10-19 | Trivascular, Inc. | PTFE layers and methods of manufacturing |
EP1775100A1 (de) * | 2005-10-12 | 2007-04-18 | Singtex Industrial Co., Ltd. | Verfahren zur Herstellung einer uniaxial gestreckten porösen Membran aus Polytetrafluoräthylen |
CN100558753C (zh) | 2005-10-17 | 2009-11-11 | 旭硝子株式会社 | 聚四氟乙烯水性乳化液、由其制得的聚四氟乙烯细粉和多孔体 |
JP4963185B2 (ja) * | 2006-03-28 | 2012-06-27 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜の製造方法とフィルター濾材ならびにフィルターユニット |
TWI417130B (zh) * | 2006-07-13 | 2013-12-01 | Entegris Inc | 過濾系統 |
CN101091883B (zh) * | 2007-04-13 | 2011-02-09 | 宁波大学 | 一种聚四氟乙烯复合过滤膜的制造设备 |
CN101352658B (zh) * | 2007-07-25 | 2011-10-26 | 上海灵氟隆膜技术有限公司 | 一种高通量聚四氟乙烯微孔膜的制备方法 |
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JP2010540190A (ja) | 2007-10-04 | 2010-12-24 | トリバスキュラー・インコーポレイテッド | 低プロファイル経皮的送達のためのモジュラー式血管グラフト |
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US8328861B2 (en) | 2007-11-16 | 2012-12-11 | Trivascular, Inc. | Delivery system and method for bifurcated graft |
CN101918476B (zh) * | 2007-11-21 | 2014-05-21 | 三菱聚酯薄膜有限公司 | 具有潜在收缩性的聚酯膜及其制备方法 |
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CN102625746B (zh) * | 2009-07-30 | 2017-07-11 | 东洋钢钣株式会社 | 网拉伸方法及相位差膜的制造方法 |
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US9839540B2 (en) | 2011-01-14 | 2017-12-12 | W. L. Gore & Associates, Inc. | Stent |
US10166128B2 (en) | 2011-01-14 | 2019-01-01 | W. L. Gore & Associates. Inc. | Lattice |
CN102173354A (zh) * | 2011-03-09 | 2011-09-07 | 中材科技股份有限公司 | 聚四氟乙烯薄膜纵向拉伸机组 |
US9744033B2 (en) | 2011-04-01 | 2017-08-29 | W.L. Gore & Associates, Inc. | Elastomeric leaflet for prosthetic heart valves |
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US9510935B2 (en) | 2012-01-16 | 2016-12-06 | W. L. Gore & Associates, Inc. | Articles including expanded polytetrafluoroethylene membranes with serpentine fibrils and having a discontinuous fluoropolymer layer thereon |
JP5997294B2 (ja) * | 2012-01-16 | 2016-09-28 | ダブリュ.エル.ゴア アンド アソシエイツ,インコーポレイティドW.L. Gore & Associates, Incorporated | セルペンチンフィブリルを有する延伸ポリテトラフルオロエチレンメンブレンを含み、その上に不連続フルオロポリマー層を有する物品 |
US8992595B2 (en) | 2012-04-04 | 2015-03-31 | Trivascular, Inc. | Durable stent graft with tapered struts and stable delivery methods and devices |
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US9101469B2 (en) | 2012-12-19 | 2015-08-11 | W. L. Gore & Associates, Inc. | Prosthetic heart valve with leaflet shelving |
US11911258B2 (en) | 2013-06-26 | 2024-02-27 | W. L. Gore & Associates, Inc. | Space filling devices |
JP2015009221A (ja) | 2013-07-01 | 2015-01-19 | 住友電工ファインポリマー株式会社 | 多孔質ポリテトラフルオロエチレン膜の製造方法 |
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WO2017184153A1 (en) | 2016-04-21 | 2017-10-26 | W. L. Gore & Associates, Inc. | Diametrically adjustable endoprostheses and associated systems and methods |
CA3071133C (en) | 2017-09-12 | 2023-02-28 | W.L. Gore & Associates, Inc. | Leaflet frame attachment for prosthetic valves |
JP7068444B2 (ja) | 2017-09-27 | 2022-05-16 | ダブリュ.エル.ゴア アンド アソシエイツ,インコーポレイティド | 拡張可能なフレームを備えた人工弁、並びに関連するシステム及び方法 |
JP6875601B2 (ja) | 2017-09-27 | 2021-05-26 | ダブリュ.エル.ゴア アンド アソシエイツ,インコーポレイティドW.L. Gore & Associates, Incorporated | リーフレットが機械的にカップリングされた人工弁 |
WO2019074607A1 (en) | 2017-10-13 | 2019-04-18 | W. L. Gore & Associates, Inc. | TELESCOPIC PROSTHETIC VALVE AND INSTALLATION SYSTEM |
US11173023B2 (en) | 2017-10-16 | 2021-11-16 | W. L. Gore & Associates, Inc. | Medical devices and anchors therefor |
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CN108568220B (zh) * | 2018-04-26 | 2021-06-04 | 杭州科百特过滤器材有限公司 | 聚四氟乙烯纳米过滤膜的制备方法 |
CN109433025A (zh) * | 2018-10-04 | 2019-03-08 | 南京航空航天大学溧水仿生产业研究院有限公司 | 空气净化膜及其制备方法 |
JP6590350B1 (ja) * | 2018-11-15 | 2019-10-16 | 有限会社ヤマカツラボ | 未焼成ポリテトラフルオロエチレンフィルム及びその多孔質膜の製造方法 |
US11497601B2 (en) | 2019-03-01 | 2022-11-15 | W. L. Gore & Associates, Inc. | Telescoping prosthetic valve with retention element |
CN112108008A (zh) * | 2020-10-13 | 2020-12-22 | 上海希沃环境科技有限公司 | 一种聚四氟乙烯双向拉伸膜及其制备方法和应用 |
JP7181480B2 (ja) * | 2021-02-04 | 2022-12-01 | ダイキン工業株式会社 | エアフィルタ濾材、エアフィルタ濾材の製造方法、マスク用濾材、および、プリーツ状マスク用濾材 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CA962021A (en) * | 1970-05-21 | 1975-02-04 | Robert W. Gore | Porous products and process therefor |
JPS61130347A (ja) * | 1984-11-30 | 1986-06-18 | Asahi Glass Co Ltd | 新規な電解用複層隔膜 |
EP0246917B1 (de) * | 1986-05-23 | 1992-07-22 | W.L. Gore & Associates, Inc. | Hochleistungsgasfilter |
CA2007160C (en) * | 1989-01-09 | 1997-08-19 | Gunilla E. Gillberg-Laforce | Microporus membrane from cold-rolled precursor films |
US4902423A (en) * | 1989-02-02 | 1990-02-20 | W. L. Gore & Associates, Inc. | Highly air permeable expanded polytetrafluoroethylene membranes and process for making them |
JP2814574B2 (ja) * | 1989-06-15 | 1998-10-22 | 住友電気工業株式会社 | ポリテトラフルオロエチレン多孔質体およびその製造方法 |
JP2533229B2 (ja) * | 1989-09-12 | 1996-09-11 | 住友電気工業株式会社 | ポリテトラフルオロエチレン多孔質体とその製造方法 |
JPH078927B2 (ja) * | 1989-12-07 | 1995-02-01 | ダイキン工業株式会社 | ポリテトラフルオロエチレン複層多孔膜の製造方法 |
CA2074349C (en) * | 1991-07-23 | 2004-04-20 | Shinji Tamaru | Polytetrafluoroethylene porous film and preparation and use thereof |
-
1994
- 1994-01-21 EP EP19940904749 patent/EP0633053B1/de not_active Expired - Lifetime
- 1994-01-21 RU RU94042904A patent/RU2124986C1/ru active
- 1994-01-21 KR KR1019940703319A patent/KR100295124B1/ko not_active IP Right Cessation
- 1994-01-21 DE DE69404569T patent/DE69404569T2/de not_active Expired - Lifetime
- 1994-01-21 DE DE69424569T patent/DE69424569T2/de not_active Expired - Lifetime
- 1994-01-21 CN CN94190076A patent/CN1042498C/zh not_active Expired - Lifetime
- 1994-01-21 EP EP19960113069 patent/EP0743089B1/de not_active Expired - Lifetime
- 1994-01-21 WO PCT/JP1994/000080 patent/WO1994016802A1/ja active IP Right Grant
- 1994-01-21 US US08/302,913 patent/US5772884A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR950700784A (ko) | 1995-02-20 |
DE69404569D1 (de) | 1997-09-04 |
US5772884A (en) | 1998-06-30 |
EP0743089B1 (de) | 2000-05-17 |
EP0743089A2 (de) | 1996-11-20 |
RU94042904A (ru) | 1996-07-20 |
EP0743089A3 (de) | 1997-05-02 |
EP0633053A1 (de) | 1995-01-11 |
DE69404569T2 (de) | 1997-12-18 |
CN1042498C (zh) | 1999-03-17 |
DE69424569T2 (de) | 2001-01-18 |
EP0633053B1 (de) | 1997-07-30 |
RU2124986C1 (ru) | 1999-01-20 |
KR100295124B1 (ko) | 2001-09-17 |
EP0633053A4 (de) | 1995-07-05 |
CN1102748A (zh) | 1995-05-17 |
WO1994016802A1 (en) | 1994-08-04 |
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