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:
Nov. 05, 1991
Filed:
Jun. 25, 1991
Applicant:
Inventors:
Russell J Schwartz, Cincinnati, OH (US);
Anthony C Zwirgzdas, Butler, OH (US);
Terence R Chamberlain, Cincinnati, OH (US);
Assignee:
Sun Chemical Corporation, Fort Lee, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; C09D / ;
U.S. Cl.
CPC ...
106 23 ; 106 20 ; 106493 ; 106494 ; 106496 ; 106 22 ; 534729 ; 534748 ; 534561 ;
Abstract
Diarylide pigment compositions useful for preparing storage stable printing inks (especially of the publication gravure type) are prepared using a poly (alkylene oxide) substituted acetoacetanilide together with a typical acetoacetanilide and coupling the mixture of acetoacetanilides with tetrazotized dichlorobenzidine.