(19)

(11)

EP 4 007 802 A1

(12)

(43) Date of publication: 08.06.2022 Bulletin 2022/23 (21) Application number: 20746722.6 (22) Date of filing: 21.07.2020

(51) International Patent Classification (IPC):  C10M 125/10(2006.01) C10M 171/06(2006.01) C10N 20/00(2006.01) C10N 50/00(2006.01) C10M 141/02(2006.01) C10N 10/08(2006.01) C10N 30/06(2006.01) C10N 70/00(2006.01) (52) Cooperative Patent Classification (CPC): C10M 171/06; C10M 141/02; C10M 2201/14; C10M 125/10; C10M 2207/289; C10N 2010/08; C10N 2020/061; C10N 2030/06; C10N 2070/00; C10N 2050/01 (86) International application number: PCT/IB2020/056847 (87) International publication number: WO 2021/019366 (04.02.2021 Gazette 2021/05)

(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: 01.08.2019 US 201962881551 P (71) Applicant: King Abdullah University of Science and Technology Thuwal 23955 (SA)	(72) Inventors: SARATHY, Subram Maniam Thuwal, 23955-6900 (SA) HONG, Tsufang Thuwal, 23955-6900 (SA) (74) Representative: Ipsilon  Le Centralis 63, avenue du Général Leclerc 92340 Bourg-la-Reine 92340 Bourg-la-Reine (FR)