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:
Dec. 12, 1978
Filed:
May. 09, 1978
Applicant:
Inventors:
Albert A Deutsch, Scarsdale, NY (US);
Richard Dennis, E. Rutherford, NJ (US);
Robert Gumbinner, Tarrytown, NY (US);
Assignee:
Polychrome Corporation, Yonkers, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
20415919 ; 9611 / ; 20415915 ; 20415916 ; 20415918 ; 20415923 ; 260836 ; 2608 / ; 2608 / ;
Abstract
This invention provides for improved printing inks which cure upon exposure to ultraviolet radiation and furthermore demonstrate greatly extended shelf lives and stability as compared to prior art inks. The photosensitive component of the ink comprises a mixture of Michler's ketone and an o-halogen substituted hexa-aryl biimidizolyl compound.