US 12,331,260 B2
Ashless additive composition
William Raymond Ruhe, Jr., Benicia, CA (US); Masami Fuchi, Makinohara (JP); and Seyedeh Mahboobeh Hosseini, Richmond, CA (US)
Assigned to CHEVRON ORONITE COMPANY LLC, San Ramon, CA (US); and CHEVRON JAPAN LTD., Tokyo (JP)
Filed by CHEVRON ORONITE COMPANY LLC, San Ramon, CA (US); and CHEVRON JAPAN LTD., Tokyo (JP)
Filed on Mar. 31, 2022, as Appl. No. 17/710,033.
Application 17/710,033 is a continuation in part of application No. 17/764,608, previously published as PCT/IB2021/058896, filed on Sep. 29, 2021.
Claims priority of provisional application 63/087,584, filed on Oct. 5, 2020.
Prior Publication US 2022/0220410 A1, Jul. 14, 2022
Int. Cl. C10M 133/40 (2006.01); C10M 133/16 (2006.01); C10M 169/04 (2006.01); C10N 30/00 (2006.01); C10N 30/06 (2006.01); C10N 40/04 (2006.01); C10N 40/08 (2006.01); C10N 40/25 (2006.01); C10N 70/00 (2006.01)
CPC C10M 133/40 (2013.01) [C10M 133/16 (2013.01); C10M 169/04 (2013.01); C10M 2215/221 (2013.01); C10M 2215/28 (2013.01); C10N 2030/06 (2013.01); C10N 2030/45 (2020.05); C10N 2030/52 (2020.05); C10N 2040/042 (2020.05); C10N 2040/045 (2020.05); C10N 2040/08 (2013.01); C10N 2040/25 (2013.01); C10N 2070/00 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An ashless additive composition comprising:
a tertiary amine-containing compound having the following structure:

OG Complex Work Unit Chemistry
wherein each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, wherein each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4 is hydrogen, each m is independently from 0 to 4, each p is independently from 0 to 4, for each cyclic moiety m+p is from 2 to 4, and each n is independently from 1 to 6.