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. 10, 1978
Filed:
Jan. 12, 1977
Applicant:
Inventor:
George Heddle Robertson, Paisley, GB;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
1062 / ; 1063 / ; 106309 ; 106289 ;
Abstract
A pigment composition comprising a pigment and a colorless compound containing one or more basic nitrogen atoms directly attached to a carbon atom in a pyridine or benzimidazole ring system and having one or more urea or urethane groups which composition shows improved rheology and final application properties such as better flow properties, color strength, gloss and flocculation resistance.