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.
Patent No.:
Date of Patent:
Nov. 22, 1994
Filed:
Dec. 09, 1993
Applicant:
Inventors:
Hironao Fujiki, Takasaki, JP;
Shigeki Shudo, Annaka, JP;
Akira Matsuda, Annaka, JP;
Noriyoshi Ogawa, Toyonaka, JP;
Toshiaki Takata, Toyonaka, JP;
Assignee:
Shin-Etsu Chemical Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B29K / ; B29C / ;
U.S. Cl.
CPC ...
428412 ; 427387 ; 264255 ; 525464 ;
Abstract
In a polycarbonate resin/silicone rubber integrally molded article, a polycarbonate resin having an aliphatic unsaturated group, typically an isopropenyl group is integrally joined to an addition type silicone rubber containing a tackifier component at high bond strength. It is prepared by injection molding a modified polycarbonate resin into a preform, injection molding a silicone rubber composition over the preform, and curing the composition at a temperature below the softening point of the polycarbonate resin.