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. 02, 2014
Filed:
Oct. 21, 2011
Applicants:
Feng Liu, Ashland, MA (US);
Maria Anna Rzeznik, Shrewsbury, MA (US);
Inventors:
Feng Liu, Ashland, MA (US);
Maria Anna Rzeznik, Shrewsbury, MA (US);
Assignee:
Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 3/04 (2006.01); B05D 3/10 (2006.01); C25D 5/02 (2006.01); H05K 3/00 (2006.01); C23C 18/28 (2006.01);
U.S. Cl.
CPC ...
C23C 18/28 (2013.01);
Abstract
Stable tin-free palladium catalysts are used to metalize through-holes of printed circuit boards. A stabilizer is included in the catalyst formulation which prevents precipitation and agglomeration of the palladium.