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. 09, 2025
Filed:
Sep. 13, 2023
Applicant:
Rohm and Haas Electronic Materials Llc, Marlborough, MA (US);
Inventors:
Weigang Wu, Hung Hom, HK;
Fai Lung Ting, Solaris Kallang, SG;
Assignee:
DuPont Electronic Materials International, LLC, Marborough, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 3/18 (2006.01); C25D 5/00 (2006.01);
U.S. Cl.
CPC ...
C25D 3/18 (2013.01);
Abstract
Nickel electroplating compositions containing mercaptotetrazoles deposit rough nickel on substrates. The rough nickel can be electroplated over wide current density ranges. The rough nickel deposits enable improved adhesion to other metal layers in contrast to many conventional nickel deposits.