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. 14, 2022

Filed:

Aug. 17, 2017
Applicant:

Threebond Co., Ltd., Tokyo, JP;

Inventors:

Tomoya Kodama, Tokyo, JP;

Soichi Ota, Tokyo, JP;

Masayuki Osada, Tokyo, JP;

Hitoshi Mafune, Tokyo, JP;

Makoto Kato, Tokyo, JP;

Kanako Morii, Tokyo, JP;

Assignee:

THREEBOND CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 9/02 (2006.01); C09J 11/04 (2006.01); C09J 11/06 (2006.01); C09J 133/08 (2006.01); H01B 1/20 (2006.01); C08K 3/08 (2006.01); C08K 9/04 (2006.01);
U.S. Cl.
CPC ...
C09J 9/02 (2013.01); C09J 11/04 (2013.01); C09J 11/06 (2013.01); C09J 133/08 (2013.01); H01B 1/20 (2013.01); C08K 3/08 (2013.01); C08K 9/04 (2013.01); C08K 2003/0806 (2013.01);
Abstract

Conventionally, there was a need to add a large amount of electroconductive particles for improving conductivity, but when the electroconductive particles were added too much, initial viscosity was increased, and at the same time, it was difficult to stabilize preservation stability. However, conductivity can be improved without adding a large amount of the electroconductive particles by selecting a monomer, and at the same time, preservation stability can be stabilized by using certain electroconductive particles. A thermocurable electroconductive adhesive including components (A) to (D): component (A): an oligomer having a (meth)acryl group; component (B): a monomer having one methacryl group in a molecule; component (C): an organic peroxide having a specific structure; and component (D): electroconductive particles which are surface-treated with a stearic acid.


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