(19)

(11)

EP 3 652 282 A1

(12)

(43) Date of publication: 20.05.2020 Bulletin 2020/21 (21) Application number: 18752276.8 (22) Date of filing: 11.07.2018

(51) International Patent Classification (IPC):  C10M 135/18(2006.01) C10M 159/20(2006.01) C10M 125/10(2006.01) C10N 40/25(2006.01) C10M 159/18(2006.01) C10M 125/04(2006.01) C10M 129/40(2006.01) (86) International application number: PCT/IB2018/055118 (87) International publication number: WO 2019/012450 (17.01.2019 Gazette 2019/03)

(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: 14.07.2017 US 201762532485 P (71) Applicants: Chevron Oronite Company LLC San Ramon, CA 94583 (US) Chevron Oronite SAS 92508 Rueil-Malmaison Cedex (FR) Chevron U.S.A. Inc. San Ramon, California 94583 (US)

(72) Inventors: ELLIOTT, Ian G. San Ramon, California 94583 (US) LE DEORE, Christophe P. San Ramon, Califormia 94583 (US) CHERPECK, Richard E. San Ramon, California 94583 (US) MARIA, Amir Gamal San Ramon, California 94583 (US) GUNAWAN, Theresa Liang San Ramon, California 94583 (US) (74) Representative: Haseltine Lake Kempner LLP  Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)