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. 12, 2023
Filed:
Apr. 17, 2019
Kemira Oyj, Helsinki, FI;
Logan Jackson, Norcross, GA (US);
Thomas J. Lynch, Roswell, GA (US);
Ronald Robinson, Newnan, GA (US);
Frances Fournier, Woodstock, GA (US);
Hong Yang, Newark, DE (US);
Sukhjit Aujla, The Woodlands, TX (US);
Do Hoon Kim, Katy, TX (US);
Dennis Arun Alexis, Richmond, TX (US);
KEMIRA OYJ, Helsinki, FI;
Abstract
An inverse emulsion composition comprising: one or more hydrophobic liquids having a boiling point at least about 100° C.; up to about 38% by weight of one or more acrylamide-(co)polymers; one or more emulsifier surfactants; and one or more inverting surfactants; wherein, when the composition is inverted in an aqueous solution, it provides an inverted solution having a filter ratio using a 1.2 micron filter (FR1.2) of about 1.5 or less.