C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
18/32
C08J 9/36 (2006.01) B29C 59/00 (2006.01) B29C 67/20 (2006.01) B29C 59/08 (2006.01) B29C 59/16 (2006.01)
Patent
CA 1298045
S0-2-40525C/RT/85 ABSTRACT OF THE DISCLOSURE A method for treating the surface of a thin porous film material of tetrafluoroethylene resin is disclosed, which comprises heating said surface to a temperature higher than the thermal decomposition point of said resin so as to decompose and remove part of said surface. The resulting thin porous film material of tetrafluoroethylene resin has an adhesive surface while retaining the desired pore size, hardness, and degree of penetration of adhesive.
498326
Asako Shigeru
Okita Koichi
Toyo-Oka Shin-Ichi
Yamada Katsuya
Riches Mckenzie & Herbert Llp
Sumitomo Electric Industries Ltd.
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