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(11)

EP 4 816 165 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827416.9 (22) Date of filing: 25.11.2024

(51) International Patent Classification (IPC):  B32B 7/12(2006.01) B32B 27/26(2006.01) B32B 27/32(2006.01) B32B 27/36(2006.01) B32B 27/08(2006.01) B32B 27/30(2006.01) B32B 27/34(2006.01) C08J 5/18(2006.01) (52) Cooperative Patent Classification (CPC): B32B 2439/70; B32B 2439/80; B32B 2439/00; B32B 7/12; B32B 27/08; B32B 27/32; B32B 27/30; B32B 27/34; B32B 27/36; B32B 2272/00; B32B 2250/02; B32B 2250/03; B32B 2250/24; B32B 27/26; B32B 2307/31; B32B 2307/748; B32B 2307/54; B32B 2307/546; B32B 2307/716 (86) International application number: PCT/US2024/057250 (87) International publication number: WO 2025/117424 (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: 30.11.2023 US 202363604474 P (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: GUO, Yinzhong Lake Jackson, Texas 77566 (US) CHEN, Qi Freeport, Texas 77541 (US) WU, Jie Freeport, Texas 77541 (US) LI PI SHAN, Colin Freeport, Texas 77541 (US) GE, Shouren Freeport, Texas 77541 (US) STULTZ, Conner Freeport, Texas 77541 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)