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:
Mar. 03, 2020
Filed:
Aug. 04, 2016
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Xiaojin Harry Li, Palatine, IL (US);
Anand Parthasarathy, Naperville, IL (US);
Assignee:
Ecolab USA Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/588 (2006.01); E21B 43/20 (2006.01); C08F 220/56 (2006.01); C08L 33/26 (2006.01);
U.S. Cl.
CPC ...
C09K 8/588 (2013.01); C08F 220/56 (2013.01);
Abstract
Water-in-oil latices of water soluble or dispersible polymers and methods of using the same are presented. The latices include nonionic inversion agents that provide rapid and complete inversion of the latices under conditions wherein the water source used to invert the latex is provided at high temperature, or includes a high level of total dissolved solids, or is both high temperature and high total dissolved solids.