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. 20, 2016
Filed:
May. 09, 2006
Applicants:
Lars Erik Berglund, Domsjö, SE;
Birgit Tora Gunvor Karlsson, Stenungsund, SE;
Inventors:
Lars Erik Berglund, Domsjö, SE;
Birgit Tora Gunvor Karlsson, Stenungsund, SE;
Assignee:
AKZO NOBEL N.V., Arnhem, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 11/20 (2006.01); C08L 3/12 (2006.01); C04B 40/00 (2006.01); C09D 101/28 (2006.01); A61K 47/38 (2006.01); C04B 24/38 (2006.01); C04B 28/14 (2006.01); C08B 11/193 (2006.01); C08J 3/12 (2006.01); C08L 1/28 (2006.01); C04B 103/44 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
C09D 101/28 (2013.01); A61K 47/38 (2013.01); C04B 24/383 (2013.01); C04B 28/14 (2013.01); C04B 40/0039 (2013.01); C08B 11/193 (2013.01); C08B 11/20 (2013.01); C08J 3/124 (2013.01); C08L 1/28 (2013.01); C04B 2103/44 (2013.01); C04B 2111/00482 (2013.01); C08J 2301/28 (2013.01);
Abstract
The invention relates to a process for grinding cellulose ether comprising the steps of: a) grinding a cellulose ether comprising 20 to 90 wt % of water, based on the total weight of cellulose ether and water, and a cationic surfactant in a mill; and b) optionally drying the mixture while grinding, prior to or following the step of grinding.