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(11)

EP 4 816 376 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24812795.3 (22) Date of filing: 23.11.2024

(51) International Patent Classification (IPC):  C07F 7/00(2006.01) C08F 210/16(2006.01) C08F 4/00(2006.01) C08F 4/64(2006.01) (52) Cooperative Patent Classification (CPC): C07F 7/00; C07F 7/003; C08F 210/16; C08F 4/65908; C08F 4/65912; C08F 2410/01   C-Sets: C08F 210/16, C08F 210/14, C08F 2500/03, C08F 2500/27; C08F 210/16, C08F 210/14, C08F 2500/02, C08F 2500/03, C08F 2500/27; C08F 210/16, C08F 210/14, C08F 2500/01, C08F 2500/03, C08F 2500/27; C08F 210/16, C08F 4/64151; C08F 210/16, C08F 4/6412; C08F 210/16, C08F 4/64124; C08F 210/16, C08F 210/14, C08F 2500/01, C08F 2500/27; (86) International application number: PCT/EP2024/083368 (87) International publication number: WO 2025/114172 (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: 27.11.2023 EP 23212417 (71) Applicant: SABIC Global Technologies B.V. 6167 RD Geleen (NL)	(72) Inventors: FRIEDERICHS, Nicolaas, Hendrika 6160 GA Geleen (NL) KULYABIN, Pavel, S. 6160 GA Geleen (NL) URINTSEV, Danil, I. 6160 GA Geleen (NL) UBORSKY, Dmitry, V. 6160 GA Geleen (NL) VOSKOBOYNIKOV, Alexander, Z. 6160 GA Geleen (NL) (74) Representative: Sabic Intellectual Property Group  Sabic Intellectual Property Department P.O. Box 3008 6160 GA Geleen 6160 GA Geleen (NL)