JPH0468011B2 - - Google Patents

Info

Publication number
JPH0468011B2
JPH0468011B2 JP62193323A JP19332387A JPH0468011B2 JP H0468011 B2 JPH0468011 B2 JP H0468011B2 JP 62193323 A JP62193323 A JP 62193323A JP 19332387 A JP19332387 A JP 19332387A JP H0468011 B2 JPH0468011 B2 JP H0468011B2
Authority
JP
Japan
Prior art keywords
membrane
polytetrafluoroethylene resin
fiber
present
average pore
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
Application number
JP62193323A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6434408A (en
Inventor
Takashi Kawai
Tomoko Katsu
Toshio Yoshioka
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP19332387A priority Critical patent/JPS6434408A/ja
Priority to PCT/JP1988/000755 priority patent/WO1989000879A1/ja
Priority to EP88906883A priority patent/EP0343247B1/en
Priority to DE8888906883T priority patent/DE3878899T2/de
Publication of JPS6434408A publication Critical patent/JPS6434408A/ja
Priority to US07/358,205 priority patent/US5158680A/en
Priority to US07/918,060 priority patent/US5286324A/en
Publication of JPH0468011B2 publication Critical patent/JPH0468011B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP19332387A 1987-07-30 1987-07-30 Porous membrane of polytetrafluoroethylene-base resin and production thereof Granted JPS6434408A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP19332387A JPS6434408A (en) 1987-07-30 1987-07-30 Porous membrane of polytetrafluoroethylene-base resin and production thereof
PCT/JP1988/000755 WO1989000879A1 (en) 1987-07-30 1988-07-28 Porous polymetrafluoroethylene membrane, separating apparatus using same, and process for their production
EP88906883A EP0343247B1 (en) 1987-07-30 1988-07-28 Porous polytetrafluoroethylene membrane, separating apparatus using same, and process for their production
DE8888906883T DE3878899T2 (de) 1987-07-30 1988-07-28 Poroese polytetrafluoraethylen-membran, trennvorrichtung unter verwendung dieser membran sowie verfahren zur herstellung.
US07/358,205 US5158680A (en) 1987-07-30 1989-05-30 Polytetrafluoroethylene resin porous membrane, separator making use of the porous membrane and methods of producing the porous membrane and the separator
US07/918,060 US5286324A (en) 1987-07-30 1992-07-24 Polytetrafluoroethylene resin porous membrane, separator making use of the porous membrane and methods of producing the porous membrane and the separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19332387A JPS6434408A (en) 1987-07-30 1987-07-30 Porous membrane of polytetrafluoroethylene-base resin and production thereof

Publications (2)

Publication Number Publication Date
JPS6434408A JPS6434408A (en) 1989-02-03
JPH0468011B2 true JPH0468011B2 (enrdf_load_stackoverflow) 1992-10-30

Family

ID=16305994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19332387A Granted JPS6434408A (en) 1987-07-30 1987-07-30 Porous membrane of polytetrafluoroethylene-base resin and production thereof

Country Status (1)

Country Link
JP (1) JPS6434408A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02284633A (ja) * 1989-04-25 1990-11-22 Toray Ind Inc ポリテトラフルオロエチレン系樹脂多孔膜の製法
TW438679B (en) * 1996-08-09 2001-06-07 Daikin Ind Ltd Filter medium and air filter unit using the same
US9108163B2 (en) 2005-08-03 2015-08-18 Donaldson Company, Inc. Microporous membrane for flash distillation
JP5560005B2 (ja) * 2009-08-06 2014-07-23 野村ユニソン株式会社 脱気用中空糸膜
JP2019172909A (ja) * 2018-03-29 2019-10-10 日本ゼオン株式会社 膜状成形体の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5229712B2 (enrdf_load_stackoverflow) * 1972-05-17 1977-08-03
JPS5140902A (ja) * 1974-10-04 1976-04-06 Fujitsu Ltd Jikikirokubaitainohogomaku
JPS5910500B2 (ja) * 1976-09-29 1984-03-09 住友金属工業株式会社 内面探傷形磁気探傷装置
FR2374153A1 (fr) * 1976-12-20 1978-07-13 Ici Ltd Procede pour la production d'objets en polytetrafluorethylene poreux
JPS54145379A (en) * 1978-05-02 1979-11-13 Asahi Chem Ind Co Ltd Aromatic polysulfone hollow fiber semipermeable membrane
JPS56159128A (en) * 1980-05-15 1981-12-08 Asahi Chem Ind Co Ltd Thermoplastic resin porous film and production thereof
JPS59178228A (ja) * 1983-03-28 1984-10-09 Sumitomo Electric Ind Ltd 四弗化エチレン樹脂多孔質体の製造方法及び製造装置
EP0247596B1 (en) * 1986-05-30 1992-08-12 Mitsubishi Rayon Co., Ltd. Porous membrane

Also Published As

Publication number Publication date
JPS6434408A (en) 1989-02-03

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees