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. 12, 1976
Filed:
Oct. 28, 1975
Applicant:
Inventors:
Ludovicus Maria Mertens, Borgerhout, BE;
Gerard Albert Delzenne, 'S-Gravenwezel, BE;
Assignee:
AGFA-GEVAERT N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 49 ; 96 7 / ; 96 9 / ;
Abstract
A diazo recording process which comprises the steps of (1) information-wise exposing to ultra-violet light and (2) overall heating a recording material comprising a compound yielding an amine on heating, an ultra-violet light-sensitive diazo compound and a coupling component capable of yielding a dyestuff by reaction with unaffected diazo compound when heating said material and wherein the compound yielding an amine on heating corresponds with the following general formula: ##EQU1## in which: R.sub.1 represents