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EP 3 759 201 A1

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(43) Date of publication: 06.01.2021 Bulletin 2021/01 (21) Application number: 19713854.8 (22) Date of filing: 28.02.2019

(51) International Patent Classification (IPC):  C10M 169/04(2006.01) C10N 20/04(2006.01) C10N 30/06(2006.01) C10N 60/00(2006.01) C10N 10/02(2006.01) C10N 30/02(2006.01) C10N 40/25(2006.01) C10N 60/14(2006.01) (86) International application number: PCT/IB2019/051610 (87) International publication number: WO 2019/166979 (06.09.2019 Gazette 2019/36)

(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: 02.03.2018 US 201862637475 P (71) Applicants: Chevron Oronite Technology B.V. 3196 KD Vondelingenplaat Rotterdam (NL) Chevron Oronite Company LLC San Ramon, CA 94583 (US)

(72) Inventors: HOGENDOORN, Richard 3196 KD Vondelingenplatt Rotterdam (NL) VAN LEEUWEN, Jeroen Augustinus 3196 KD Vondelingenplatt Rotterdam (NL) BOFFA, Alexander B. San Ramon, California 94583 (US) (74) Representative: Haseltine Lake Kempner LLP  Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)