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EP 4 798 648 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24802366.5 (22) Date of filing: 22.10.2024

(51) International Patent Classification (IPC):  C08G 77/04(2006.01) C08G 77/12(2006.01) C08G 77/00(2006.01) C08G 77/08(2006.01) C08G 77/14(2006.01) (52) Cooperative Patent Classification (CPC): C08L 83/04; C08K 5/549   C-Sets: C08L 83/04, C08L 83/00, C08L 83/00, C08K 5/56, C08K 3/36, C08K 5/549; C08K 5/549, C08L 83/04; (86) International application number: PCT/US2024/052308 (87) International publication number: WO 2025/090429 (01.05.2025 Gazette 2025/18)

(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: 23.10.2023 US 202363592218 P 22.11.2023 US 202363601812 P 19.08.2024 US 202463684451 P (71) Applicant: Dow Silicones Corporation Midland, MI 48686-0994 (US)

(72) Inventors: BEYER, Patrick 65201 Wiesbaden (DE) SANTOS, Elizabeth M. Midland, Michigan 48686-0994 (US) LIU, Nanguo Midland, Michigan 48686-0994 (US) ZHOU, Xiaoyuan Midland, Michigan 48686-0994 (US) (74) Representative: Elkington and Fife LLP  Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR Sevenoaks, Kent TN13 1XR (GB)