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:
Jul. 04, 2000
Filed:
Apr. 15, 1998
Applicant:
Inventors:
Minoru Matsubara, Tsukuba, JP;
Yasutake Inoue, Tsuchiura, JP;
Mayumi Kakuta, Tsuchiura, JP;
Igor Rozhanskii, Tsuchiura, JP;
Kohei Goto, Tsukuba, JP;
Assignee:
JSR Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; B32B / ;
U.S. Cl.
CPC ...
528170 ; 528 28 ; 528 33 ; 528 35 ; 528125 ; 528128 ; 528170 ; 528173 ; 528174 ; 528175 ; 528179 ; 528183 ; 528185 ; 528188 ; 528220 ; 528229 ; 528350 ; 528353 ; 4284111 ; 4284735 ; 428901 ; 4273722 ; 427384 ; 264212 ; 26427217 ;
Abstract
Electronic parts and a process for manufacturing the electronic parts are provided. The electronic parts comprise an electric insulating material exhibiting a high heat resistance and low dielectric constant as a structural component. The electric insulating material is formed of a polyimide containing a recurring unit represented by the following general formula (1). ##STR1##