CA1216716A - High strength porous polytetrafluoroethylene product having a coarse microstructure - Google Patents

High strength porous polytetrafluoroethylene product having a coarse microstructure

Info

Publication number
CA1216716A
CA1216716A CA000436399A CA436399A CA1216716A CA 1216716 A CA1216716 A CA 1216716A CA 000436399 A CA000436399 A CA 000436399A CA 436399 A CA436399 A CA 436399A CA 1216716 A CA1216716 A CA 1216716A
Authority
CA
Canada
Prior art keywords
tensile strength
psi
average
matrix tensile
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
Application number
CA000436399A
Other languages
English (en)
French (fr)
Inventor
Jeffery B. Bowman
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.)
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates 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 WL Gore and Associates Inc filed Critical WL Gore and Associates Inc
Application granted granted Critical
Publication of CA1216716A publication Critical patent/CA1216716A/en
Expired legal-status Critical Current

Links

Landscapes

  • 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)
  • Molding Of Porous Articles (AREA)
  • Materials For Medical Uses (AREA)
CA000436399A 1982-09-10 1983-09-09 High strength porous polytetrafluoroethylene product having a coarse microstructure Expired CA1216716A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41646582A 1982-09-10 1982-09-10
US416,465 1982-09-10

Publications (1)

Publication Number Publication Date
CA1216716A true CA1216716A (en) 1987-01-20

Family

ID=23650084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000436399A Expired CA1216716A (en) 1982-09-10 1983-09-09 High strength porous polytetrafluoroethylene product having a coarse microstructure

Country Status (2)

Country Link
JP (1) JPS59145124A (ja)
CA (1) CA1216716A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112717728A (zh) * 2020-12-28 2021-04-30 杭州泷泽过滤器材有限公司 一种ptfe大孔膜及其制备方法与用途

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4603678B2 (ja) * 2000-10-13 2010-12-22 實 三輪 視野選択性フィルムおびその製造方法
JP5148187B2 (ja) * 2007-07-17 2013-02-20 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、巻回体、ならびに、フィルタ用濾材およびその製造方法
JP5904783B2 (ja) * 2011-12-27 2016-04-20 マニー株式会社 針付縫合糸およびその製造方法
EP2727555B1 (en) * 2012-10-31 2016-10-05 W.L. Gore & Associates GmbH Fluoropolymer articles having a high surface roughness and high coarseness
JP5602213B2 (ja) * 2012-11-28 2014-10-08 日東電工株式会社 巻回体およびフィルタ用濾材
CN114761101B (zh) * 2019-12-05 2024-03-26 日东电工株式会社 聚四氟乙烯拉伸多孔质膜和使用其的透气滤材及过滤器构件

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112717728A (zh) * 2020-12-28 2021-04-30 杭州泷泽过滤器材有限公司 一种ptfe大孔膜及其制备方法与用途
CN112717728B (zh) * 2020-12-28 2023-03-17 张春燕 一种ptfe大孔膜及其制备方法与用途

Also Published As

Publication number Publication date
JPS59145124A (ja) 1984-08-20
JPH0259173B2 (ja) 1990-12-11

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