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. 21, 2023
Filed:
Nov. 04, 2019
Applicant:
Spcm SA, Andrezieux Boutheon, FR;
Inventors:
Cédrick Favero, Andrezieux Boutheon, FR;
Olivier Braun, Andrezieux Boutheon, FR;
Thierry Leblanc, Andrezieux Boutheon, FR;
Assignee:
SPCM SA, Andrezieux Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/267 (2006.01); E21B 43/20 (2006.01); C09K 8/588 (2006.01); C09K 8/64 (2006.01); C09K 8/80 (2006.01); C08F 220/56 (2006.01);
U.S. Cl.
CPC ...
C08F 220/56 (2013.01); C09K 8/588 (2013.01); C09K 8/64 (2013.01); C09K 8/80 (2013.01); E21B 43/20 (2013.01); E21B 43/267 (2013.01); C08F 2800/10 (2013.01);
Abstract
The invention relates to an inverse polymer emulsion having the particular feature of auto-inverting without any need for the use of an inverting agent and containing a polymer of at least one water-soluble monomer and at least one LCST macromonomer. The invention also relates to the use of the inverse emulsion in the fields of the oil and gas industry, water treatment, slurry treatment, paper manufacturing, construction, mining, cosmetics, textiles, detergents or agriculture.