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.

Date of Patent:
May. 19, 2015

Filed:

Sep. 26, 2008
Applicant:

Satoshi Takita, Shizuoka, JP;

Inventor:

Satoshi Takita, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/004 (2006.01); G03F 7/039 (2006.01); G03F 7/40 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0392 (2013.01); B32B 2457/202 (2013.01); B32B 2457/206 (2013.01); G03F 7/0045 (2013.01); G03F 7/40 (2013.01);
Abstract

There are provided a positive photosensitive resin composition excellent in the sensitivity, film residual ratio and storage stability, comprising a resin containing a specific acrylic acid-based constituent unit capable of dissociating an acid-dissociable group to produce a carboxyl group, the resin being alkali-insoluble or sparingly alkali-soluble and becoming alkali-soluble when the acid-dissociable group dissociates, a resin containing a constituent unit having a functional group capable of reacting with the carboxyl group to form a covalent bond, and a compound capable of generating an acid upon irradiation with an actinic ray or radiation; a cured film forming method using the positive photosensitive resin composition; and a cured film excellent in the heat resistance, adhesion, transmittance and the like.


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