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EP 4 569 028 A1

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(43) Date of publication: 18.06.2025 Bulletin 2025/25 (21) Application number: 22957644.2 (22) Date of filing: 05.09.2022

(51) International Patent Classification (IPC):  C08L 23/08(2025.01) C08L 23/06(2006.01) C08J 5/18(2006.01) (52) Cooperative Patent Classification (CPC): C08J 5/18; C08L 2203/162; C08L 2205/025; C08L 2205/03; C08L 23/0815; C08J 2323/08; C08J 2423/08; B32B 27/32; B32B 27/08   C-Sets: C08L 23/0815, C08L 23/0815, C08L 23/0815; (86) International application number: PCT/CN2022/117093 (87) International publication number: WO 2024/050669 (14.03.2024 Gazette 2024/11)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)

(72) Inventors: ZHANG, Lanhe Lake Jackson, Texas 77566 (US) DELORBE, Johnathan E. Lake Jackson, Texas 77566 (US) GINGER, Douglas S. Lake Jackson, Texas 77566 (US) MEKAP, Dibyaranjan Lake Jackson, Texas 77566 (US) DU, Zhe Shanghai 201203 (CN) PAN, Jianping Shanghai 201203 (CN) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)