US 12,264,292 B2
Lubricating oil friction modifier and preparation method therefor and application thereof
Hongjun E, Beijing (CN); Xueling Du, Beijing (CN); Hu Xin, Beijing (CN); Ling Lei, Beijing (CN); Cheng Li, Beijing (CN); Dandan Jiang, Beijing (CN); Jiajia Jin, Beijing (CN); and Ahebota Baheti, Beijing (CN)
Assigned to CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing (CN)
Appl. No. 18/577,522
Filed by CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing (CN)
PCT Filed Jan. 26, 2022, PCT No. PCT/CN2022/074009
§ 371(c)(1), (2) Date Jan. 8, 2024,
PCT Pub. No. WO2023/279707, PCT Pub. Date Jan. 12, 2023.
Claims priority of application No. 202110761894.6 (CN), filed on Jul. 6, 2021.
Prior Publication US 2024/0263097 A1, Aug. 8, 2024
Int. Cl. C10M 169/04 (2006.01); C10M 149/00 (2006.01); C10N 20/00 (2006.01)
CPC C10M 169/041 (2013.01) [C10M 149/00 (2013.01); C10M 2213/06 (2013.01); C10M 2217/046 (2013.01); C10N 2020/075 (2020.05)] 18 Claims
OG exemplary drawing
 
1. A lubricating oil friction modifier, having a chemical formula of AxBy+(C−)y, wherein,
A represents a perfluoropolyether acyl group,
By+ represents a cationic group having x amino groups and y ammonium ions,
C− is BF4− (boron tetrafluoride anion), PF6− (hexafluorophosphate anion), AsF6− (hexafluoroarsenate anion), FAP− (trifluorotri(pentafluoroethyl)phosphate anion), TFSI− (bistrifluoromethylsulfonimide anion), Mn2O4− (manganate), or ClO4− (perchlorate),
x is an integer greater than or equal to 1, y is an integer greater than or equal to 1, and x+y≥2.