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(11)

EP 4 013 841 A1

(12)

(43) Date of publication: 22.06.2022 Bulletin 2022/25 (21) Application number: 20761943.8 (22) Date of filing: 12.08.2020

(51) International Patent Classification (IPC):  C10M 141/12(2006.01) C10N 30/08(2006.01) C10N 30/00(2006.01) C10N 40/04(2006.01) C10N 30/02(2006.01) C10N 30/10(2006.01) C10N 40/02(2006.01) C10N 60/10(2006.01) (52) Cooperative Patent Classification (CPC): C10M 141/12; C10M 2223/043; C10M 2223/047; C10M 2201/065; C10M 2201/082; C10M 2207/021; C10M 2207/023; C10M 2207/10; C10M 2223/04; C10M 2219/044; C10M 2205/02; C10M 2219/022; C10M 2219/106; C10M 2215/08; C10M 2209/084; C10N 2060/10; C10N 2030/02; C10N 2030/08; C10N 2030/10; C10N 2030/44; C10N 2030/43; C10N 2040/02; C10N 2040/04   C-Sets: C10M 2207/10, C10N 2010/08; C10M 2223/04, C10N 2010/08; C10M 2219/044, C10N 2010/08; C10M 2201/065, C10N 2010/08; C10M 2201/082, C10N 2010/08; C10M 2207/021, C10N 2010/08; C10M 2207/023, C10N 2010/08; (86) International application number: PCT/US2020/045832 (87) International publication number: WO 2021/034553 (25.02.2021 Gazette 2021/08)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.08.2019 US 201962887737 P (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092-2298 (US)	(72) Inventors: KIM, Hyungsoo Wickliffe, Ohio 44236 (US) STANDEN, Patricia Derbyshire DE56 1QN (GB) GUO, Binbin Wickliffe, OH 44092-2298 (US) PATTERSON, Suzanne M. Wickliffe, OH 44092-2298 (US) FILIPPINI, Brian B. Wickliffe, OH 44092-2298 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)