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:
Feb. 23, 2016
Filed:
Apr. 16, 2013
Applicant:
Rohm and Haas Electronic Materials Llc, Marlborough, MA (US);
Inventors:
Katharina Weitershaus, Kriens, CH;
Wan Zhang-Beglinger, Adligenswil, CH;
Andreas Scheybal, Zurich, CH;
Jonas Guebey, Kriens, CH;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 13/06 (2006.01); C08J 7/12 (2006.01); C23C 18/16 (2006.01); C23C 18/20 (2006.01); C23C 18/24 (2006.01); C23C 18/30 (2006.01); C25D 3/38 (2006.01);
U.S. Cl.
CPC ...
C09K 13/06 (2013.01); C08J 7/12 (2013.01); C23C 18/1653 (2013.01); C23C 18/2086 (2013.01); C23C 18/24 (2013.01); C23C 18/30 (2013.01); C25D 3/38 (2013.01);
Abstract
A chrome-free acidic aqueous solution of sulfuric acid and one or more organic acids and manganese (II) and (III) ions is applied to an organic polymer surface to etch the surface. The etched surface is then plated with metal.