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EP 4 739 489 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 23762139.6 (22) Date of filing: 06.07.2023

(51) International Patent Classification (IPC):  B29C 70/44(2006.01) C08G 18/32(2006.01) C08G 18/66(2006.01) C08G 18/76(2006.01) C08L 75/16(2006.01) B29C 70/52(2006.01) C08G 18/48(2006.01) C08G 18/67(2006.01) C08G 65/26(2006.01) C08J 5/04(2006.01) (52) Cooperative Patent Classification (CPC): C08G 65/2654; C08G 65/2609; C08G 18/4829; C08G 18/4812; C08G 18/3206; C08G 18/6677; C08G 18/7664; C08G 18/672; B29C 70/44; C08J 5/04; C08J 2375/08; C08J 2433/10; B29C 70/525; B29C 70/003; B29C 70/48; B29C 70/521   C-Sets: C08G 18/672, C08G 18/48; (86) International application number: PCT/CN2023/106028 (87) International publication number: WO 2025/007334 (09.01.2025 Gazette 2025/02)

(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 Global Technologies LLC Midland, MI 48674 (US)

(72) Inventors: DHYANI, Abhishek Lake Jackson Texas 77566 (US) KEATON, AN Nguyen Lake Jackson, Texas 77566 (US) WILLUMSTAD, Thomas Lake Jackson, Texas 77566 (US) SUZUKI, Masayuki Yokohamashi, Kanagawa-ken 221-0024 (JP) WANG, Yun Shanghai 201203 (CN) HAN, Hongjie Shanghai 201203 (CN) SUN, Gang Shanghai 201203 (CN) BAGGIO, Enrico 42015 Correggio (RE) (IT) BRAMANTE, Guido 42015 Correggio (RE) (IT) (74) Representative: Beck Greener LLP  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)