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(11)

EP 4 816 378 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24822045.1 (22) Date of filing: 20.11.2024

(51) International Patent Classification (IPC):  C07F 17/00(2006.01) C08F 110/06(2006.01) C08F 4/659(2006.01) (52) Cooperative Patent Classification (CPC): C07F 17/00; C08F 110/06; C08F 4/65912; C08F 4/65916   C-Sets: C08F 110/06, C08F 4/65927; C08F 110/06, C08F 2500/03, C08F 2500/30, C08F 2500/34; (86) International application number: PCT/US2024/056601 (87) International publication number: WO 2025/117277 (05.06.2025 Gazette 2025/23)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 01.12.2023 US 202363604966 P (71) Applicant: ExxonMobil Technology and Engineering Company Spring, TX 77398 (US)	(72) Inventors: LAMBIC, Nikola, S. Seabrook, TX 77586 (US) SMITH-KARAHALIS, Gregory, J. Houston, TX 77004 (US) BAILEY, Christian, E. Humble, TX 7739 (US) (74) Representative: ExxonMobil Petroleum & Chemical BV  IP Law Europe Hermeslaan 2 1831 Machelen 1831 Machelen (BE)