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:
Jan. 14, 2025
Filed:
Jan. 11, 2023
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Xiaojin Harry Li, Bartlett, IL (US);
Ashish Dhawan, Aurora, IL (US);
Nestor Soriano, Missouri City, TX (US);
John Matthew Chudomel, Aurora, IL (US);
Assignee:
Ecolab USA Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/24 (2006.01); C08G 63/685 (2006.01); C10L 1/2383 (2006.01);
U.S. Cl.
CPC ...
C10L 1/2475 (2013.01); C08G 63/6852 (2013.01); C10L 1/2383 (2013.01); C10L 2230/08 (2013.01); C10L 2270/026 (2013.01);
Abstract
An anti-static fuel additive composition and method for using the composition to reduce or prevent buildup of electrostatic charge is described. The anti-static fuel additive composition comprises a polysulfone and a copolymer derived from reaction of an alkanolamine and a hydrocarbyl-substituted 4-membered to 7-memebered ring anhydride; for example, a hydrocarbyl-substituted succinic anhydride, a hydrocarbyl-substituted maleic anhydride, a hydrocarbyl-substituted phthalic anhydride, or a combination thereof.