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. 30, 2025
Filed:
Feb. 01, 2022
Applicant:
Dupont Electronics, Inc., Wilmington, DE (US);
Inventors:
Tsung-Han Tsai, Hsinchu, TW;
Liyen Lin, Hsinchu, TW;
Assignee:
DUPONT ELECTRONICS, INC., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/033 (2006.01); C08F 212/08 (2006.01); H01L 21/48 (2006.01); H05K 3/06 (2006.01); H05K 3/18 (2006.01);
U.S. Cl.
CPC ...
G03F 7/033 (2013.01); C08F 212/08 (2013.01); H01L 21/4846 (2013.01); H05K 3/064 (2013.01); H05K 3/18 (2013.01);
Abstract
The present invention provides photosensitive compositions comprising: (a) a novel polymeric binder; (b) a polymerizable compound; (c) a photoinitiator; and (d) a photosensitizer. The photosensitive compositions having improved developing and/or stripping performance with comparable adhesion and resolution.