Porous polytetrafluoroethylene film and method for producing same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9695291
APP PUB NO 20150337098A1
SERIAL NO

14758641

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Abstract

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A porous polytetrafluoroethylene film comprising a fluororesin containing polytetrafluoroethylene as a main component, wherein an envelope surface area of resin fibers included per film having an area of 1 m2 and a thickness of 25 μm is 4,000 m2 or more, and a melting point peak is 333° C. or lower.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO ELECTRIC FINE POLYMER INC950 ASASHIRO-NISHI 1-CHOME KUMATORI-CHO SENNAN-GUN OSAKA 590-0458

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayashi, Fumihiro Osaka, JP 34 172
Murata, Aya Osaka, JP 9 6
Tsujiwaki, Hiroyuki Osaka, JP 6 17
Uno, Atsushi Osaka, JP 28 51

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