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:
Oct. 16, 1984
Filed:
Dec. 29, 1983
Applicant:
Inventors:
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03F / ;
U.S. Cl.
CPC ...
430192 ; 430190 ; 430193 ; 430191 ; 430302 ;
Abstract
There is disclosed a photosensitive composition comprising an o-quinonediazide compound and, as a binder resin, a resin containing in the molecule the unit represented by the following formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 have the same meanings as defined in the specification. The photosensitive composition according to the present invention has excellent resistance to chemicals and long press-life, and is excellent in alkali-solubility and difficult to form scumming.