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:
Mar. 10, 1981
Filed:
Mar. 16, 1979
Applicant:
Inventors:
Assignee:
Nippon Oil Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ;
Abstract
An aqueous pigment dispersion is obtained by using a reactive dispersing agent for the dispersion of a pigment, and the aforesaid reactive dispersing agent is prepared by neutralizing a homopolymer and/or a copolymer of butadiene having a required amount of an acidic group selected from the group consisting of unsaturated dicarboxylic acids, the anhydrides thereof, and sulfonic acid group, by a water soluble base.