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EP 4 771 112 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 23950106.7 (22) Date of filing: 30.08.2023

(51) International Patent Classification (IPC):  C09J 183/06(2006.01) C08L 83/05(2006.01) C08L 83/07(2006.01) C08L 83/04(2006.01) C08L 83/06(2006.01) (52) Cooperative Patent Classification (CPC): C08L 83/04; C08G 77/20; C08G 77/12; C08G 77/70; C08K 2003/2227; C08K 2003/2296; C09D 183/04; C08K 2201/001   C-Sets: C08L 83/04, C08L 83/00, C08L 83/00, C08K 5/5415, C08K 2201/001, C08K 5/56; (86) International application number: PCT/CN2023/115674 (87) International publication number: WO 2025/043515 (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: KH MA MD TN (71) Applicant: Dow Silicones Corporation Midland, Michigan 48686 (US)	(72) Inventors: HUANG, Yan Shanghai 201203 (CN) BHAGWAGAR, Dorab Edul Auburn Michigan 48611 (US) CHEN, Chen Shanghai 201203 (CN) CAO, Zhongwei Shanghai 201203 (CN) (74) Representative: Elkington and Fife LLP  Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR Sevenoaks, Kent TN13 1XR (GB)