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. 26, 2021
Filed:
Aug. 25, 2017
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Buford Brian Smith, Evansville, WI (US);
Gamini Ananda Vedage, Bethlehem, PA (US);
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/236 (2006.01); C10L 10/06 (2006.01); C10L 10/04 (2006.01); C08F 132/06 (2006.01); C08C 19/22 (2006.01); C10L 1/14 (2006.01); C07C 253/30 (2006.01); C10L 1/238 (2006.01); C07C 209/48 (2006.01); C10L 1/198 (2006.01); C10L 1/16 (2006.01);
U.S. Cl.
CPC ...
C10L 1/236 (2013.01); C07C 209/48 (2013.01); C07C 253/30 (2013.01); C08C 19/22 (2013.01); C08F 132/06 (2013.01); C10L 1/143 (2013.01); C10L 1/238 (2013.01); C10L 10/04 (2013.01); C10L 10/06 (2013.01); C10L 1/1616 (2013.01); C10L 1/1985 (2013.01); C10L 2200/0423 (2013.01); C10L 2270/023 (2013.01);
Abstract
Mannich base compositions include the reaction products of (1) an amine component including at least one multifunctional amine of structure (1): wherein each R is independently H or CHCHCHNH; Ris H, CHCHCHNH, C1-C21 alkyl, or C2-C21 alkenyl; n is 2; and m is 1 or 2, with (2) an alkyl substituted hydroxyaromatic compound, and (3) and aldehyde. The Mannich base compositions are useful for fuel additives and other articles. Additive compositions, fuel additives, fuel compositions and methods for reducing deposit formations in a fuel system are also disclosed.