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:
Dec. 31, 2024
Filed:
Jul. 15, 2020
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventor:
Hiroshi Hashigami, Annaka, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/44 (2006.01); C01G 15/00 (2006.01); C23C 16/40 (2006.01); C23C 16/448 (2006.01); C30B 25/14 (2006.01); C30B 29/16 (2006.01);
U.S. Cl.
CPC ...
C23C 16/4486 (2013.01); C01G 15/00 (2013.01); C23C 16/40 (2013.01); C30B 25/14 (2013.01); C30B 29/16 (2013.01);
Abstract
A method for producing a gallium precursor, including, a step of preparing a solvent comprising an aqueous solution containing an acid and/or an alkali, a step of immersing gallium in the solvent, a step of making the gallium immersed in the solvent fine, and a step of dissolving the fined gallium. This provides a method for producing a gallium precursor with high quality and highly productive.