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(11)

EP 4 816 163 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827412.8 (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) C08J 5/18(2006.01) B32B 27/08(2006.01) B32B 27/30(2006.01) B32B 27/34(2006.01) B32B 27/40(2006.01) C08L 23/04(2006.01) (52) Cooperative Patent Classification (CPC): C08L 23/04; C08J 5/18; B32B 2439/70; B32B 27/08; B32B 27/32; B32B 27/30; B32B 27/34; B32B 27/36; B32B 27/40; B32B 27/26; B32B 2250/03; B32B 2250/24; B32B 7/12; B32B 2255/10; B32B 2255/26; B32B 2272/00; B32B 2307/7376; B32B 2307/30; B32B 2307/582; B32B 2307/54; B32B 2307/558; B32B 2307/748; B32B 2439/80; Y02W 30/62 (86) International application number: PCT/US2024/057246 (87) International publication number: WO 2025/117421 (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 202363604480 P (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: LU, Gang Freeport, Texas 77541 (US) WU, Jie Lake Jackson, Texas 77566 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)