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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.:

US 10458004 B1

PDFFull Text
Date of Patent:
Oct. 29, 2019

Filed:

Oct. 21, 2015

Silver-bismuth powder, conductive paste and conductive film

Applicant:

Dowa Electronics Materials Co., Ltd., Tokyo, JP;

Inventors:

Kozo Ogi, Tokyo, JP;

Kenichi Inoue, Tokyo, JP;

Atsushi Ebara, Tokyo, JP;

Akihiro Asano, Tokyo, JP;

Hideyuki Fujimoto, Tokyo, JP;

Takahiro Yamada, Tokyo, JP;

Assignee:

DOWA Electronics Materials Co., Ltd., Tokyo, JP;

Attorney:

Carmody Torrance Sandak & Hennessey LLP

Primary Examiner:

Andrew J Oyer

Int. Cl.
CPC ...
C22C 12/00 (2006.01); H05K 1/09 (2006.01); B22F 1/00 (2006.01); H01B 1/22 (2006.01); C22C 5/06 (2006.01); B22F 9/08 (2006.01);
U.S. Cl.
CPC ...
C22C 12/00 (2013.01); C22C 5/06 (2013.01); H01B 1/22 (2013.01);
Abstract

To provide a silver-bismuth powder, which includes: silver; and bismuth, wherein a mass ratio (silver:bismuth) of the silver to the bismuth is 95:5 to 40:60, wherein a cumulative 50% point of particle diameter (D50) of the silver-bismuth powder in a volume-based particle size distribution thereof as measured by a laser diffraction particle size distribution analysis is 0.1 μm to 10 μm, and wherein an oxygen content of the silver-bismuth powder is 5.5% by mass or less.

Find Patent Forward Citations

Ogi, Kozo. (2019). Silver-bismuth powder, conductive paste and conductive film (U.S. Patent No. 10458004). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10458004

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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