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. 22, 2018
Filed:
Jan. 26, 2016
Applicant:
Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;
Inventors:
Yuta Yamamoto, Kanagawa, JP;
Yasushi Kuroiwa, Kanagawa, JP;
Assignee:
TOKYO OHKA KOGYO CO., LTD., Kawasaki-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/038 (2006.01); G03F 7/20 (2006.01); G03F 7/32 (2006.01); G03F 7/16 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0382 (2013.01); G03F 7/16 (2013.01); G03F 7/20 (2013.01); G03F 7/32 (2013.01);
Abstract
A chemically amplified positive-type photosensitive resin composition for a thick film including an acid generator which is capable of producing an acid when irradiated with an active beam or radiation and includes a compound having a carboxyl group; a resin whose solubility in alkali increases under the action of an acid and which includes an acrylic resin containing a structural unit derived from acrylic ester having a cyclic group containing —SO— or a cyclic group containing lactone; and an organic solvent.