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AU6244790A - Porous material of polytetrafluoroethylene and process for producing the same - Google Patents

Porous material of polytetrafluoroethylene and process for producing the same

Info

Publication number
AU6244790A
AU6244790A AU62447/90A AU6244790A AU6244790A AU 6244790 A AU6244790 A AU 6244790A AU 62447/90 A AU62447/90 A AU 62447/90A AU 6244790 A AU6244790 A AU 6244790A AU 6244790 A AU6244790 A AU 6244790A
Authority
AU
Australia
Prior art keywords
polytetrafluoroethylene
producing
same
porous material
porous
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.)
Granted
Application number
AU62447/90A
Other versions
AU631008B2 (en
Inventor
Akira Harada
Hiroshi Mano
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of AU6244790A publication Critical patent/AU6244790A/en
Application granted granted Critical
Publication of AU631008B2 publication Critical patent/AU631008B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AU62447/90A 1989-09-12 1990-09-12 Porous material of polytetrafluoroethylene and process for producing the same Ceased AU631008B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP23476089 1989-09-12
JP1-234760 1989-09-12
JP2-236284 1990-09-06

Publications (2)

Publication Number Publication Date
AU6244790A true AU6244790A (en) 1991-03-21
AU631008B2 AU631008B2 (en) 1992-11-12

Family

ID=16975926

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62447/90A Ceased AU631008B2 (en) 1989-09-12 1990-09-12 Porous material of polytetrafluoroethylene and process for producing the same

Country Status (2)

Country Link
JP (1) JP2533229B2 (en)
AU (1) AU631008B2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0689165B2 (en) * 1990-01-29 1994-11-09 ダイキン工業株式会社 Polytetrafluoroethylene porous membrane and method for producing the same
EP0633053B1 (en) * 1993-01-25 1997-07-30 Daikin Industries, Limited Process for preparing a porous polytetrafluoroethylene film
US7306729B2 (en) * 2005-07-18 2007-12-11 Gore Enterprise Holdings, Inc. Porous PTFE materials and articles produced therefrom
JP5154784B2 (en) * 2006-11-15 2013-02-27 住友電工ファインポリマー株式会社 filter
JP5189793B2 (en) * 2007-06-08 2013-04-24 株式会社クラベ Dielectric substrate
JP5595802B2 (en) 2010-06-15 2014-09-24 日東電工株式会社 Polytetrafluoroethylene porous membrane having low elongation anisotropy and method for producing the same
JP2015009221A (en) * 2013-07-01 2015-01-19 住友電工ファインポリマー株式会社 Method for producing porous polytetrafluoroethylene membrane
JP6172666B2 (en) * 2013-07-01 2017-08-02 住友電工ファインポリマー株式会社 Porous polytetrafluoroethylene membrane and method for producing the same
SG11202105370XA (en) * 2018-12-17 2021-07-29 Donaldson Co Inc Porous ptfe membrane
EP4467595A4 (en) * 2022-01-20 2025-04-30 Sumitomo Electric Fine Polymer, Inc. POROUS MEMBRANE, POROUS MEMBRANE LAMINATE AND PROCESS FOR PRODUCING POROUS MEMBRANE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07119303B2 (en) * 1987-09-21 1995-12-20 住友電気工業株式会社 Method for producing tetrafluoroethylene resin porous membrane
US4877661A (en) * 1987-10-19 1989-10-31 W. L. Gore & Associates, Inc. Rapidly recoverable PTFE and process therefore

Also Published As

Publication number Publication date
JP2533229B2 (en) 1996-09-11
JPH03174452A (en) 1991-07-29
AU631008B2 (en) 1992-11-12

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired