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:
May. 30, 2023
Filed:
Dec. 17, 2018
Applicant:
Coatex, Genay, FR;
Inventors:
Francis Bony, Quincieux, FR;
Clementine Champagne, Caluire-et-Cuire, FR;
Francois Dupont, Lyons, FR;
Laurie Parrenin, Genay, FR;
Jean-Marc Suau, Lucenay, FR;
Assignee:
COATEX, Genay, FR;
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/58 (2006.01); C09D 133/08 (2006.01); C09D 133/10 (2006.01); C09D 133/14 (2006.01); C09D 171/02 (2006.01); D21H 19/38 (2006.01); D21H 19/60 (2006.01); D21H 21/52 (2006.01); C08K 7/18 (2006.01); C08L 33/02 (2006.01); C08L 71/02 (2006.01); C08L 99/00 (2006.01); D21H 23/30 (2006.01);
U.S. Cl.
CPC ...
D21H 19/58 (2013.01); C08K 7/18 (2013.01); C08L 33/02 (2013.01); C08L 71/02 (2013.01); C08L 99/00 (2013.01); C09D 133/08 (2013.01); C09D 133/10 (2013.01); C09D 133/14 (2013.01); C09D 171/02 (2013.01); D21H 19/385 (2013.01); D21H 19/60 (2013.01); D21H 21/52 (2013.01); D21H 23/30 (2013.01); C08L 2201/54 (2013.01);
Abstract
The invention relates to a paper coating slip composition comprising a copolymer of thickening acrylic acid, a mineral material in the form of particles, a binding agent, and water. The invention also relates to the use of said composition for the production of paper or cardboard, improving the water retention of the paper coating slip.