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EP 4 771 061 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24768786.6 (22) Date of filing: 20.08.2024

(51) International Patent Classification (IPC):  C08F 6/00(2006.01) (52) Cooperative Patent Classification (CPC): C08F 6/003; C08F 6/006   C-Sets: C08F 6/003, C08L 33/08; C08F 6/003, C08L 33/10; C08F 6/006, C08L 33/10; C08F 6/006, C08L 33/08; (86) International application number: PCT/US2024/043013 (87) International publication number: WO 2025/049163 (06.03.2025 Gazette 2025/10)

(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: 28.08.2023 US 202363579139 P (71) Applicant: Rohm and Haas Company Collegeville, PA 19426 (US)	(72) Inventors: BROWNELL, Arnold S. Collegeville, Pennsylvania 19426 (US) CONLEY, Tara L. Collegeville, Pennsylvania 19426 (US) VARENICK, Michelle L. Collegeville, Pennsylvania 19426 (US) WANG, Wei Collegeville, Pennsylvania 19426 (US) BOHLING, James C. Collegeville, Pennsylvania 19426 (US) (74) Representative: Beck Greener LLP  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)