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. 09, 1989
Filed:
May. 22, 1987
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, , DE;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430175 ; 430176 ; 430177 ; 430302 ; 430309 ; 430330 ;
Abstract
A light-sensitive mixture that contains a diazonium salt polycondensation product, a polymeric binder and an organic peroxide which has a scorch temperature of at least 100.degree. C. and, above this temperaure, is capable of forming free radicals is especially useful for the preparation of planographic printing plates, the print run of which can be extended by burning-in the exposed and developed plate. The light-sensitive mixture has a long storage life in the dark.