The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 20, 1995

Filed:

Oct. 30, 1992
Applicant:
Inventors:

Yukihiro Kusano, Tokorozawa, JP;

Masato Yoshikawa, Kodaira, JP;

Itsuo Tanuma, Sayama, JP;

Yukio Fukuura, Sayama, JP;

Kazuo Naito, Kawasaki, JP;

Yasuhiro Morimura, Kodaira, JP;

Satiko Okazaki, Suginami-ku, Tokyo, JP;

Masuhiro Kogoma, Shimoniikura, Wakou-shi, Saitama-ken, JP;

Assignees:

Bridgestone Corporation, Tokyo, JP;

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
1562726 ; 1562757 ; 1563311 ; 1563317 ; 156334 ; 156335 ; 156338 ;
Abstract

Tightly integrated composite products are obtained by treating a fluoropolymer member on its surface with atmospheric pressure glow discharge plasma in a helium gas atmosphere containing 97% by volume or more of helium gas, and joining another member of rubber compositions, resins, metals, ceramics, or semiconductors to the surface treated fluoropolymer member. By using a fluoropolymer sheet as the fluoropolymer member and a metal or synthetic resin layer as the other member, there are obtained weather-resistant composite sheets in which the layer is firmly bonded to the fluoropolymer sheet.


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