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:
Sep. 22, 2020
Filed:
Dec. 15, 2016
Applicant:
Kemira Oyj, Helsinki, FI;
Inventors:
Assignee:
Kemira Oyj, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 21/16 (2006.01); C08L 3/02 (2006.01); C08L 33/10 (2006.01); C08L 97/00 (2006.01); D21H 19/16 (2006.01); D21H 19/54 (2006.01); D21H 19/58 (2006.01); D21H 17/28 (2006.01); D21H 17/00 (2006.01); D21H 17/23 (2006.01);
U.S. Cl.
CPC ...
D21H 21/16 (2013.01); C08L 3/02 (2013.01); C08L 33/10 (2013.01); C08L 97/005 (2013.01); D21H 17/23 (2013.01); D21H 17/28 (2013.01); D21H 17/72 (2013.01); D21H 19/16 (2013.01); D21H 19/54 (2013.01); D21H 19/58 (2013.01);
Abstract
The present invention relates to a sizing agent composition comprising starch, lignosulfonate and poly(alkyl acrylate), poly(alkyl (meth)acrylate), a mixture of poly(alkyl acrylate) and poly(alkyl methacrylate) or a copolymer of alkyl acrylate and alkyl (meth)acrylate. The present invention further relates to a method for preparing the sizing agent composition, and use of the sizing agent composition for sizing paper, paper products or board.