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. 10, 2009
Filed:
Dec. 18, 2001
Applicants:
Xueping Qiu, Rutland, VT (US);
Jacques Mongoin, Quincieux, FR;
Christian Jacquemet, Lyons, FR;
Inventors:
Assignee:
Coatex S.A.S., Genay, FR;
Primary Examiner:
Int. Cl.
CPC ...
B02C 23/06 (2006.01); B01F 17/52 (2006.01); C09C 1/02 (2006.01); C09C 3/10 (2006.01); C09C 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns the use of hydrosoluble homopolymers and/or copolymers of acrylic/or methacrylic acid with one or more acrylic, vinyl or allyl monomers as an aid to the grinding of mineral particles in aqueous suspension, providing them by their use particular optical properties. The invention also concerns the said aqueous suspensions and their uses in the fields of paper and paint.