DE69119322D1 - Verfahren zur Herstellung einer microporösen Folie mit erhöhter Bruchfestigkeit beim Schmelzen und derart hergestellte microporöse Folie - Google Patents
Verfahren zur Herstellung einer microporösen Folie mit erhöhter Bruchfestigkeit beim Schmelzen und derart hergestellte microporöse FolieInfo
- Publication number
- DE69119322D1 DE69119322D1 DE69119322T DE69119322T DE69119322D1 DE 69119322 D1 DE69119322 D1 DE 69119322D1 DE 69119322 T DE69119322 T DE 69119322T DE 69119322 T DE69119322 T DE 69119322T DE 69119322 D1 DE69119322 D1 DE 69119322D1
- Authority
- DE
- Germany
- Prior art keywords
- microporous film
- producing
- way
- breaking strength
- during melting
- 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
-
- 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
-
- 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
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
- B29C55/065—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed in several stretching steps
-
- 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
-
- 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
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/73—Processes of stretching
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21139690 | 1990-08-09 | ||
JP2332024A JP2628788B2 (ja) | 1990-08-09 | 1990-11-29 | 微多孔性膜の製造方法及びその方法で製造される耐溶断性微多孔性膜 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69119322D1 true DE69119322D1 (de) | 1996-06-13 |
DE69119322T2 DE69119322T2 (de) | 1996-12-05 |
Family
ID=26518613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69119322T Expired - Fee Related DE69119322T2 (de) | 1990-08-09 | 1991-08-09 | Verfahren zur Herstellung einer microporösen Folie mit erhöhter Bruchfestigkeit beim Schmelzen und derart hergestellte microporöse Folie |
Country Status (5)
Country | Link |
---|---|
US (1) | US5258156A (de) |
EP (1) | EP0470633B1 (de) |
JP (1) | JP2628788B2 (de) |
KR (1) | KR0178039B1 (de) |
DE (1) | DE69119322T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9101876A (nl) * | 1991-11-11 | 1993-06-01 | Dsm Nv | Werkwijze voor het vervaardigen van een stoomsteriliseerbaar poreus polyolefinemembraan en bij 134 graden celsius stoomsteriliseerbaar polyetheenmembraan. |
DE19622085C1 (de) * | 1996-05-31 | 1997-12-11 | Brueckner Maschbau | Zumindest zweistufiges Verfahren zur Längsreckung von Kunststoffolien sowie danach hergestellte Kunststoffolie und zugehörige Vorrichtung |
US5910136A (en) * | 1996-12-30 | 1999-06-08 | Kimberly-Clark Worldwide, Inc. | Oriented polymeric microporous films with flexible polyolefins |
US5947944A (en) * | 1996-12-30 | 1999-09-07 | Kimberly-Clark Worldwide, Inc. | Stretched-thinned films comprising low crystallinity polymers and laminates thereof |
US6179939B1 (en) * | 1997-05-12 | 2001-01-30 | Kimberly-Clark Worldwide, Inc. | Methods of making stretched filled microporous films |
KR100349601B1 (ko) * | 1998-12-17 | 2002-10-19 | 주식회사 엘지화학 | 미세 기공막 및 그의 제조 방법_ |
US6441340B1 (en) * | 1999-05-04 | 2002-08-27 | Elizabeth Varriano-Marston | Registered microperforated films for modified/controlled atmosphere packaging |
JP4833486B2 (ja) * | 2002-05-28 | 2011-12-07 | 住友化学株式会社 | ミクロフィルター用濾材の製造方法およびミクロフィルター用濾材 |
KR101006317B1 (ko) * | 2002-10-29 | 2011-01-06 | 마기 카텐 에스.피.에이. | 신속 끼워 맞춤식 차량 휘일용 미끄럼 방지 시스템 및휘일에 고정하기 위한 관련 장치 |
JP5320464B2 (ja) * | 2008-11-17 | 2013-10-23 | 東レバッテリーセパレータフィルム株式会社 | 微多孔膜ならびにかかる膜の製造および使用方法 |
WO2011071025A1 (ja) * | 2009-12-07 | 2011-06-16 | 富士フイルム株式会社 | 容器、及び容器の製造方法 |
JP5861832B2 (ja) * | 2011-06-30 | 2016-02-16 | Jnc株式会社 | 微多孔膜 |
US9276244B2 (en) | 2012-02-08 | 2016-03-01 | Sumitomo Chemical Company, Limited | Method for producing polyolefin porous film, and laminated porous film |
JP5694971B2 (ja) | 2012-02-08 | 2015-04-01 | 住友化学株式会社 | ポリオレフィン微多孔フィルムの製造方法及び積層多孔フィルムの製造方法 |
TWI453114B (zh) * | 2012-05-11 | 2014-09-21 | Entire Technology Co Ltd | 多孔複合膜的製造方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3426754A (en) * | 1964-06-12 | 1969-02-11 | Celanese Corp | Breathable medical dressing |
US3407253A (en) * | 1965-05-04 | 1968-10-22 | Toyo Boseki | Oriented porous polyolefin-elastomer blend sheets and process of making same |
GB1087531A (en) * | 1965-07-14 | 1967-10-18 | Ici Ltd | Olefine copolymer films |
US3558764A (en) * | 1966-09-06 | 1971-01-26 | Celanese Corp | Process for preparing microporous film |
US3619460A (en) * | 1969-04-28 | 1971-11-09 | Chevron Res | Process for uniaxially orienting polypropylene films |
BE758820A (fr) * | 1969-11-13 | 1971-05-12 | Celanese Corp | Procede de production de pellicules microporeuses a cellules ouvertes |
US3679538A (en) * | 1970-10-28 | 1972-07-25 | Celanese Corp | Novel open-celled microporous film |
US3734994A (en) * | 1971-02-09 | 1973-05-22 | Du Pont | Two-stage uniaxial orientation of polyethylene terephthalate films |
USRE28606E (en) * | 1971-06-28 | 1975-11-04 | Filled, biaxially oriented, polymeric film | |
US3843761A (en) * | 1973-05-30 | 1974-10-22 | Celanese Corp | Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps |
DE3027314A1 (de) * | 1980-07-18 | 1982-02-11 | J. Wagner Gmbh, 7990 Friedrichshafen | Membranpumpvorrichtung |
JPS6037201A (ja) * | 1983-08-08 | 1985-02-26 | Kawasaki Steel Corp | 厚板の差厚圧延方法 |
JPS6146564A (ja) * | 1984-08-13 | 1986-03-06 | Hitachi Ltd | 形態配置構成自動作成方法および装置 |
US4620956A (en) * | 1985-07-19 | 1986-11-04 | Celanese Corporation | Process for preparing microporous polyethylene film by uniaxial cold and hot stretching |
NZ218971A (en) * | 1986-01-21 | 1989-05-29 | Mitsui Toatsu Chemicals | Porous polyolefin films and their preparation |
FI97300C (fi) * | 1987-08-27 | 1996-11-25 | Mitsubishi Chemical Mkv Compan | Huokoinen kalvo sekä imukykyiset saniteettituotteet |
US4879078A (en) * | 1988-03-14 | 1989-11-07 | Hercules Incorporated | Process for producing uniaxial polyolefin/filler films for controlled atmosphere packaging |
ATE129167T1 (de) * | 1988-05-12 | 1995-11-15 | Hoechst Celanese Corp | Mikroporöse membranen mit gesteigerter porendichte und verfahren zur herstellung derselben. |
CA2007160C (en) * | 1989-01-09 | 1997-08-19 | Gunilla E. Gillberg-Laforce | Microporus membrane from cold-rolled precursor films |
US4980101A (en) * | 1989-07-14 | 1990-12-25 | The Dow Chemical Company | Anisotropic microporous syndiotactic polystyrene membranes and a process for preparing the same |
-
1990
- 1990-11-29 JP JP2332024A patent/JP2628788B2/ja not_active Expired - Lifetime
-
1991
- 1991-08-07 KR KR1019910013651A patent/KR0178039B1/ko not_active IP Right Cessation
- 1991-08-08 US US07/741,927 patent/US5258156A/en not_active Expired - Lifetime
- 1991-08-09 DE DE69119322T patent/DE69119322T2/de not_active Expired - Fee Related
- 1991-08-09 EP EP91113379A patent/EP0470633B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR920004477A (ko) | 1992-03-27 |
KR0178039B1 (ko) | 1999-05-15 |
DE69119322T2 (de) | 1996-12-05 |
EP0470633A2 (de) | 1992-02-12 |
EP0470633A3 (en) | 1993-02-10 |
JP2628788B2 (ja) | 1997-07-09 |
JPH04176328A (ja) | 1992-06-24 |
EP0470633B1 (de) | 1996-05-08 |
US5258156A (en) | 1993-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |