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:
Mar. 26, 2024

Filed:

Aug. 30, 2018
Applicant:

Dic Corporation, Tokyo, JP;

Inventors:

Saori Yamaguchi, Sakura, JP;

Yasuhiro Sente, Sakura, JP;

Ken-ichi Yatsugi, Sakura, JP;

Assignee:

DIC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 11/52 (2014.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); C09D 11/103 (2014.01); C09D 11/14 (2006.01); H05K 1/09 (2006.01); H05K 3/12 (2006.01); H05K 3/22 (2006.01);
U.S. Cl.
CPC ...
C09D 11/52 (2013.01); C09D 11/033 (2013.01); C09D 11/037 (2013.01); C09D 11/103 (2013.01); C09D 11/14 (2013.01); H05K 1/092 (2013.01); H05K 3/1216 (2013.01); H05K 3/227 (2013.01);
Abstract

A conductive ink composition for screen printing contains a conductive metal particle (A) having an oleic acid surfactant, a non-chlorine-based resin composition (B), and an organic solvent (C), wherein the conductive metal particle (A) is contained in an amount of 45 to 70% by weight with respect to the total ink composition, the non-chlorine-based resin composition (B) has a number average molecular weight of 50,000 or more and is contained in an amount of 5 to 15% by weight with respect to the total ink composition, the organic solvent (C) has a flash point of 75 to 110° C. and is contained in an amount of 25 to 50% by weight with respect to the total ink composition, and the ink composition has an ink viscosity of 10 to 25 Pa·s (23° C.) at a shear rate of 100 s.


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