JPS5463171A - Preparation of porous polytetrafluoroethylene - Google Patents

Preparation of porous polytetrafluoroethylene

Info

Publication number
JPS5463171A
JPS5463171A JP13016277A JP13016277A JPS5463171A JP S5463171 A JPS5463171 A JP S5463171A JP 13016277 A JP13016277 A JP 13016277A JP 13016277 A JP13016277 A JP 13016277A JP S5463171 A JPS5463171 A JP S5463171A
Authority
JP
Japan
Prior art keywords
ptfe
molded product
heating
weight
parts
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
JP13016277A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5730059B2 (de
Inventor
Kanji Kawakami
Yasuhiro Moriyama
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.)
Nitto Denko Corp
Original Assignee
Nitto Electric Industrial Co 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 Nitto Electric Industrial Co Ltd filed Critical Nitto Electric Industrial Co Ltd
Priority to JP13016277A priority Critical patent/JPS5463171A/ja
Publication of JPS5463171A publication Critical patent/JPS5463171A/ja
Publication of JPS5730059B2 publication Critical patent/JPS5730059B2/ja
Granted legal-status Critical Current

Links

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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (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)
JP13016277A 1977-10-28 1977-10-28 Preparation of porous polytetrafluoroethylene Granted JPS5463171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13016277A JPS5463171A (en) 1977-10-28 1977-10-28 Preparation of porous polytetrafluoroethylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13016277A JPS5463171A (en) 1977-10-28 1977-10-28 Preparation of porous polytetrafluoroethylene

Publications (2)

Publication Number Publication Date
JPS5463171A true JPS5463171A (en) 1979-05-21
JPS5730059B2 JPS5730059B2 (de) 1982-06-26

Family

ID=15027479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13016277A Granted JPS5463171A (en) 1977-10-28 1977-10-28 Preparation of porous polytetrafluoroethylene

Country Status (1)

Country Link
JP (1) JPS5463171A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62279920A (ja) * 1986-05-28 1987-12-04 Daikin Ind Ltd 多孔質熱収縮性テトラフルオロエチレン重合体管及びその製造方法
EP0298463A3 (en) * 1987-07-09 1989-09-20 Junkosha Co. Ltd. Vaporizable liquid detection element
CN103930953A (zh) * 2011-11-07 2014-07-16 日东电工株式会社 绝缘层被覆电线

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175755U (ja) * 1982-05-19 1983-11-24 関東自動車工業株式会社 自動車のベンチタイプシ−ト
JPS6036744U (ja) * 1983-08-18 1985-03-13 三菱自動車工業株式会社 車両用シ−ト
US6683255B2 (en) 2000-01-28 2004-01-27 3M Innovative Properties Company Extruded polytetrafluoroethylene foam
EP2065433B1 (de) 2006-09-22 2011-12-21 Kurabe Industrial Co., Ltd Poröser ptfe-körper, ptfe-mischung, verfahren zur herstellung eines porösen ptfe-körpers und elektrokabel/-draht unter verwendung eines porösen ptfe-körpers
CN115449105B (zh) * 2022-10-12 2023-08-18 嘉兴富瑞邦新材料科技有限公司 一种聚四氟乙烯拉伸膜制备方法与应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281511A (en) * 1964-05-15 1966-10-25 Gen Plastics Corp Method of preparing microporous tetrafluoroethylene resin sheets

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281511A (en) * 1964-05-15 1966-10-25 Gen Plastics Corp Method of preparing microporous tetrafluoroethylene resin sheets

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62279920A (ja) * 1986-05-28 1987-12-04 Daikin Ind Ltd 多孔質熱収縮性テトラフルオロエチレン重合体管及びその製造方法
EP0298463A3 (en) * 1987-07-09 1989-09-20 Junkosha Co. Ltd. Vaporizable liquid detection element
CN103930953A (zh) * 2011-11-07 2014-07-16 日东电工株式会社 绝缘层被覆电线

Also Published As

Publication number Publication date
JPS5730059B2 (de) 1982-06-26

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