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:
Dec. 31, 2019
Filed:
Aug. 22, 2017
Applicant:
Omya International Ag, Oftringen, CH;
Inventors:
Assignee:
Omya International AG, Oftringen, CH;
Primary Examiner:
Int. Cl.
CPC ...
C08L 33/26 (2006.01); D21H 19/54 (2006.01); C04B 28/28 (2006.01); C08L 3/00 (2006.01); D21H 19/42 (2006.01); D21H 19/38 (2006.01); D21H 17/00 (2006.01); D21H 17/69 (2006.01); D21H 17/56 (2006.01); D21H 17/67 (2006.01); D21H 17/37 (2006.01); D21H 17/29 (2006.01); D21H 17/24 (2006.01); D21H 17/14 (2006.01); C09D 133/26 (2006.01); C09D 103/00 (2006.01); C09C 1/02 (2006.01); D21H 19/56 (2006.01);
U.S. Cl.
CPC ...
C08L 33/26 (2013.01); C04B 28/28 (2013.01); C08L 3/00 (2013.01); C09C 1/021 (2013.01); C09D 103/00 (2013.01); C09D 133/26 (2013.01); D21H 17/00 (2013.01); D21H 17/14 (2013.01); D21H 17/24 (2013.01); D21H 17/29 (2013.01); D21H 17/37 (2013.01); D21H 17/375 (2013.01); D21H 17/56 (2013.01); D21H 17/675 (2013.01); D21H 17/69 (2013.01); D21H 17/74 (2013.01); D21H 19/385 (2013.01); D21H 19/42 (2013.01); D21H 19/54 (2013.01); D21H 19/56 (2013.01); C01P 2004/62 (2013.01); C01P 2006/12 (2013.01); C01P 2006/22 (2013.01);
Abstract
The present invention concerns a process for preparing self-binding pigment particles from an aqueous suspension of calcium carbonate containing material, wherein an anionic binder and at least one cationic polymer are mixed with the suspension.