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:
Jun. 14, 2016
Filed:
Aug. 02, 2012
Applicants:
Jacqueline Reid, Flintshire, GB;
Stephen Leonard Cook, Chester, GB;
Inventors:
Jacqueline Reid, Flintshire, GB;
Stephen Leonard Cook, Chester, GB;
Assignee:
Innospec Limited, , GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/22 (2006.01); C10L 10/04 (2006.01); C10L 1/14 (2006.01); C10L 1/238 (2006.01); C10L 1/2383 (2006.01); C10L 10/18 (2006.01); C10L 1/16 (2006.01); C10L 1/198 (2006.01); C10L 1/2387 (2006.01); C10L 1/28 (2006.01);
U.S. Cl.
CPC ...
C10L 10/04 (2013.01); C10L 1/146 (2013.01); C10L 1/238 (2013.01); C10L 1/2383 (2013.01); C10L 10/18 (2013.01); C10L 1/1616 (2013.01); C10L 1/198 (2013.01); C10L 1/2387 (2013.01); C10L 1/285 (2013.01); C10L 2270/026 (2013.01);
Abstract
A diesel fuel composition comprising a quaternary ammonium salt additive which additive is formed by the reaction of (1) a quaternising agent and (2) a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and at least 1.4 molar equivalents of an amine of formula (B1) or (B2), wherein Rand Rare the same or different alkyl, alkenyl or aryl groups having from 1 to 22 carbon atoms; X is a bond or alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a Cto Calkyl group.