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:
Oct. 27, 1992
Filed:
Nov. 28, 1990
Applicant:
Inventors:
Yuzo Yamamoto, Wakayama, JP;
Tomoyuki Haishi, Kyoto, JP;
Hiromitsu Hayashi, Wakayama, JP;
Masaki Iwasaki, Wakayama, JP;
Yumi Rakue, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B / ; H01B / ;
U.S. Cl.
CPC ...
252512 ; 523457 ; 523458 ; 523459 ; 524439 ;
Abstract
An electrically conductive paste composition comprises an electric conductive powder, an organic binder comprising (A) a polyhydroxystyrene derivative and (B) a thermosetting resin at a weight ratio of (A) to (B) in the range between 5/95 and 95/5 and a solvent. The paste is used for an electric circuit printed on a substrate and improved in view of migration resistance, flexibility and reliability.