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. 28, 1998
Filed:
Feb. 01, 1995
Applicant:
Inventors:
Akinori Sei, Shizuoka, JP;
Yoshikazu Tsukamoto, Shizuoka, JP;
Takashi Shiozawa, Shizuoka, JP;
Shouji Aoki, Shizuoka, JP;
Tadahiro Oishi, Shizuoka, JP;
Hitoshi Narushima, Shizuoka, JP;
Assignee:
Tomoegawa Paper Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A21H / ; C09J / ;
U.S. Cl.
CPC ...
428 42 ; 528129 ; 528153 ; 525420 ; 525427 ; 525429 ; 428 42 ; 428344 ; 428349 ; 428354 ; 428355 ; 4284744 ;
Abstract
An adhesive for semiconductor device, comprising (a) a polyamide resin having an amine value of 20 to 60 and a weight average molecular weight of 1,000 to 5,000 and (b) a phenolic compound having a weight average molecular weight of 2,000 or less and having a skeleton containing at least 2 methylol groups.