(19)

(11)

EP 4 045 619 A1

(12)

(43) Date of publication: 24.08.2022 Bulletin 2022/34 (21) Application number: 20807545.7 (22) Date of filing: 15.10.2020

(51) International Patent Classification (IPC):  C10M 133/44(2006.01) C10M 171/02(2006.01) (52) Cooperative Patent Classification (CPC): C10N 2030/02; C10N 2040/25; C10N 2030/74; C10N 2030/54; C10N 2020/02; C10N 2010/04; C10M 2203/1025; C10M 2203/102; C10M 2205/028; C10M 2215/28; C10M 2219/046; C10M 2219/022; C10M 2223/045; C10M 2215/064; C10M 2207/026; C10M 2207/262; C10M 2205/02; C10N 2030/06; C10M 169/04 (86) International application number: PCT/US2020/055742 (87) International publication number: WO 2021/076733 (22.04.2021 Gazette 2021/16)

(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: 15.10.2019 US 201962915066 P (71) Applicant: The Lubrizol Corporation Wickliffe, Ohio 44092-2298 (US)	(72) Inventors: BURRINGTON, James D. Wickliffe, Ohio 44092-2298 (US) JOHNSON, John R. Wickliffe, Ohio 44092-2298 (US) STORMS-MILLER, William Wickliffe, Ohio 44092-2298 (US) MOSIER, Patrick E. Wickliffe, Ohio 44092-2298 (US) RASIK, Christopher M. Wickliffe, Ohio 44092-2298 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)