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:
Sep. 17, 2024
Filed:
Sep. 01, 2020
Applicant:
Shikoku Chemicals Corporation, Kagawa, JP;
Inventors:
Assignee:
SHIKOKU CHEMICALS CORPORATION, Kagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 183/08 (2006.01); C07F 7/18 (2006.01); C23C 22/52 (2006.01); H05K 3/38 (2006.01);
U.S. Cl.
CPC ...
C07F 7/1804 (2013.01); C23C 22/52 (2013.01); H05K 3/382 (2013.01); C09D 183/08 (2013.01);
Abstract
The present invention provides a surface treatment liquid for metal having a sufficiently high film-forming property. The present invention relates to a surface treatment liquid for metal comprising an azole silane coupling agent, the surface treatment liquid further comprises (A) an organic acid ion having one to three acidic groups in one molecule; (B) an inorganic acid (or mineral acid) ion; (C) an alkali metal ion and/or an ammonium ion; and (D) a copper ion.