logo

For the Inventor, By the Inventor

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.:

US 10619038 B1

PDFFull Text
Date of Patent:
Apr. 14, 2020

Filed:

Jan. 04, 2019

Copolymers comprising ethylene vinyl esters and esters of (meth)acrylic acid, their formulations and use as pour point depressant, wax inhibitor and flow enhancer for crude oils

Applicant:

Basf SE, Ludwigshafen am Rhein, DE;

Inventors:

Ivette Garcia Castro, Ludwigshafen, DE;

Stefan Frenzel, Ludwigshafen am Rhein, DE;

Maria Heuken, Schwarzheide, DE;

Jennifer Jackson, Houston, TX (US);

Assignee:

BASF SE, Ludwigshafen am Rhein, DE;

Attorney:

Faegre Drinker Biddle & Reath LLP

Primary Examiner:

Michael Bernshteyn

Int. Cl.
CPC ...
C08L 23/08 (2006.01); C10L 1/19 (2006.01); C10L 10/16 (2006.01); C08F 210/02 (2006.01); C09K 8/524 (2006.01); C09K 8/588 (2006.01); E21B 37/06 (2006.01); F17D 1/17 (2006.01); C10L 1/197 (2006.01);
U.S. Cl.
CPC ...
C08L 23/0869 (2013.01); C08F 210/02 (2013.01); C08L 23/0853 (2013.01); C09K 8/524 (2013.01); C09K 8/588 (2013.01); C10L 1/1973 (2013.01); C10L 10/16 (2013.01); E21B 37/06 (2013.01); F17D 1/17 (2013.01); C08L 2201/56 (2013.01); C10L 2270/10 (2013.01);
Abstract

Copolymers comprising ethylene, vinyl esters, in particular vinyl acetate and esters of (meth)acrylic acid, selected from esters comprising branched alkyl, cyclic alkyl or optionally alkyl substituted aryl moieties and having a weight average molecular weight of 35,000 g/mol to 120,000 g/mol, formulations of such copolymers in organic solvents and their use as pour point depressant, wax inhibitor and flow enhancer for crude oils.

Find Patent Forward Citations

Castro, Ivette. (2020). Copolymers comprising ethylene vinyl esters and esters of (meth)acrylic acid, their formulations and use as pour point depressant, wax inhibitor and flow enhancer for crude oils (U.S. Patent No. 10619038). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10619038

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…