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:
Jun. 07, 1988
Filed:
Feb. 07, 1986
Applicant:
Inventor:
Hans-Dieter Frommeld, Wiesbaden, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430175 ; 430176 ; 430302 ; 430330 ;
Abstract
A photosensitive composition comprising a polymeric diazonium salt, preferably a diazonium salt polycondensation product, and a polymeric binder possessing lateral crosslinking groups represented by the formula --CH.sub.2 --OR, wherein R denotes a hydrogen atom, a lower alkyl group, a lower acyl group or a lower hydroxyalkyl group, can be used to produce printing plates which yield considerably increased print runs after being baked at temperatures of 150.degree. C. to 250.degree. C.