(19)

(11)

EP 3 609 932 A1

(12)

(43) Date of publication: 19.02.2020 Bulletin 2020/08 (21) Application number: 18715465.3 (22) Date of filing: 27.03.2018

(51) International Patent Classification (IPC):  C08F 210/02(2006.01) C08F 4/6592(2006.01) C08F 210/16(2006.01) C08F 210/12(2006.01) (86) International application number: PCT/US2018/024637 (87) International publication number: WO 2018/191010 (18.10.2018 Gazette 2018/42)

(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: 10.04.2017 US 201762483713 P 01.06.2017 EP 17173985 (71) Applicant: ExxonMobil Chemical Patents Inc. Baytown, TX 77520 (US)	(72) Inventors: YANG, Yong Kingwood, TX 77345 (US) SHAH, Rhutesh K. Katy, TX 77450 (US) (74) Representative: ExxonMobil Chemical Europe Inc.  IP Law Europe Hermeslaan 2 1831 Machelen 1831 Machelen (BE)