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. 16, 2017
Filed:
Aug. 12, 2015
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventor:
Seigi Suh, Cary, NC (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/22 (2006.01); C09D 5/24 (2006.01); B23K 35/30 (2006.01); H05K 1/09 (2006.01); B23K 35/02 (2006.01); B23K 35/36 (2006.01);
U.S. Cl.
CPC ...
B23K 35/3006 (2013.01); B23K 35/025 (2013.01); B23K 35/3612 (2013.01); B23K 35/3613 (2013.01); C09D 5/24 (2013.01); H01B 1/22 (2013.01); H05K 1/095 (2013.01);
Abstract
The invention is directed to a paste composition and a process for forming a solderable polyimide-based polymer thick film conductor. The paste composition comprising an electrically conductive metal, a polyimide, an organosilicon compound and an organic solvent and can be cured by heating at a temperature of 320 to 380° C. The invention also provides an electrical device containing a solderable polyimide-based polymer thick film conductor formed using the paste composition.