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. 11, 1980
Filed:
Feb. 11, 1976
Applicant:
Inventor:
Lucien Plumet, Vilvoorde, BE;
Assignee:
Solvay & Cie., Brussels, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09D / ; C09D / ; C08L / ;
U.S. Cl.
CPC ...
106214 ; 1063 / ; 1063 / ; 106213 ; 260 / ; 260 / ; 260 / ; 260 / ; 526292 ;
Abstract
A process is provided for dispersing finely divided water-insoluble particles in an aqueous medium. The dispersing agent used comprises a salt of a polymer derived from an alpha-hydroxyacrylic acid, which salt contains units of the formula ##STR1## wherein R.sub.1 and R.sub.2 independently represent hydrogen or an alkyl group containing 1 to 3 carbon atoms and wherein M represents a cationic radical resulting from the dissociation of a base.