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. 14, 2023
Filed:
Jul. 29, 2020
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/075 (2006.01); G03F 7/30 (2006.01); G03F 7/027 (2006.01); G03F 7/033 (2006.01); G03F 7/105 (2006.01); G03F 7/20 (2006.01); G03F 7/32 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0758 (2013.01); G03F 7/033 (2013.01); G03F 7/105 (2013.01); G03F 7/20 (2013.01); G03F 7/30 (2013.01); G03F 7/322 (2013.01);
Abstract
[Problem] To provide a negative type photosensitive composition which can be developed with a low-concentration developer. [Means for Solution] A negative type photosensitive composition comprising (I) an alkali-soluble resin having a carboxyl group, (II) a polymerization initiator, (III) a compound containing two or more (meth)acryloyloxy groups, and (IV) a solvent, wherein the content of the compound containing two or more (meth)acryloyloxy groups is 40 to 300 mass % based on the total mass of the alkali-soluble resin.