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. 08, 1994
Filed:
Mar. 09, 1993
Applicant:
Inventors:
Philippe J Teyssie, Neuville en Condroz, BE;
Luc E Leemans, Diepenbeek, BE;
Walter A Verdyck, Schoten, BE;
Nikolaas C de Jaeger, Hove, BE;
Assignee:
AGFA-Gevaert, N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428522 ; 101453 ; 101457 ; 428323 ; 428328 ;
Abstract
According to the present invention a dispersant is provided for stabilizing dispersions of metal oxides and/or carbon black in water in the presence of a hydrophilic binder. Said dispersant is a block-copolymer comprising at least one block of an ammonium group containing (meth)acrylate.