(19)

(11)

EP 3 687 968 A1

(12)

(43) Date of publication: 05.08.2020 Bulletin 2020/32 (21) Application number: 18740989.1 (22) Date of filing: 12.07.2018

(51) International Patent Classification (IPC):  C07C 51/14(2006.01) C07C 2/34(2006.01) C07C 53/128(2006.01) C07C 11/02(2006.01) (86) International application number: PCT/US2018/041727 (87) International publication number: WO 2019/067063 (04.04.2019 Gazette 2019/14)

(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: 29.09.2017 US 201762565560 P 18.12.2017 EP 17208116 (71) Applicant: ExxonMobil Chemical Patents Inc. Baytown TX 77520-2101 (US)	(72) Inventors: CHEN, Patrick, C. Houston, TX 77008 (US) LEWIS, Kyle, G. Houston, TX 77044 (US) (74) Representative: ExxonMobil Chemical Europe Inc.  IP Law Europe Hermeslaan 2 1831 Machelen 1831 Machelen (BE)