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:
Feb. 16, 2021
Filed:
Jun. 12, 2017
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Heqing Huang, Naperville, IL (US);
David Jordan, Evanston, IL (US);
Robert M. Lowe, Chicago, IL (US);
Jeffrey Cramm, Batavia, IL (US);
Weiguo Cheng, Naperville, IL (US);
Mingli Wei, Naperville, IL (US);
Assignee:
ECOLAB USA INC., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L 55/00 (2006.01); D21H 21/20 (2006.01); D21H 17/37 (2006.01); D21H 21/24 (2006.01); D21H 21/18 (2006.01); C07C 219/08 (2006.01); C07C 305/04 (2006.01); C07D 307/04 (2006.01); C08F 220/56 (2006.01); C08G 65/00 (2006.01); C08K 5/3435 (2006.01); C08F 220/28 (2006.01);
U.S. Cl.
CPC ...
C08L 55/005 (2013.01); C07C 219/08 (2013.01); C07C 305/04 (2013.01); C07D 307/04 (2013.01); C08F 220/56 (2013.01); C08G 65/002 (2013.01); C08K 5/3435 (2013.01); D21H 17/37 (2013.01); D21H 17/375 (2013.01); D21H 21/18 (2013.01); D21H 21/20 (2013.01); D21H 21/24 (2013.01); C08F 220/285 (2020.02);
Abstract
The invention provides an associative polymer, a powder, and a process for making a powder comprising, networking one or more associative polymer(s) and one or more optional surfactant(s) to form a wet gel, and forming a powder from the wet gel, wherein the associative polymer(s) have a weight average molecular weight of from about 10 kDa to about 2,000 kDa.