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:
May. 21, 2019
Filed:
Jul. 13, 2018
Applicant:
Rohm and Haas Electronic Materials Llc, Marlborough, MA (US);
Inventors:
Alejo M. Lifschitz Arribio, Wallham, MA (US);
Donald E. Cleary, Littleton, MA (US);
Assignee:
Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 18/40 (2006.01); C23C 18/18 (2006.01); C23C 18/30 (2006.01);
U.S. Cl.
CPC ...
C23C 18/40 (2013.01); C23C 18/18 (2013.01);
Abstract
A specific cysteine derivative is added to electroless copper plating compositions to improve the stability of the electroless copper plating compositions such that the plating activity of the electroless plating copper compositions is not compromised even when electroless plating at low plating temperatures and high stabilizer and high leached catalyst concentrations.