(19)

(11)

EP 4 823 826 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24905001.4 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  B29C 48/09(2019.01) B29C 48/15(2019.01) B29K 27/00(2006.01) B29L 31/00(2006.01) B29C 48/16(2019.01) B29C 61/02(2006.01) B29K 27/18(2006.01) B29L 23/00(2006.01) (52) Cooperative Patent Classification (CPC): B29K 2995/0031; B32B 2307/704; B32B 2250/24; B32B 2307/414; B32B 2307/418; B29K 2995/0041; B29K 2027/12; B32B 2307/7375; B29L 2023/001; B32B 2597/00; B32B 2307/308; B29K 2995/0012; B29K 2027/16; B29K 2995/0029; B29C 48/022; B29C 48/10; B29C 48/21; B29C 48/09; B32B 1/08; B32B 27/304; B32B 27/08; B32B 27/322; G01K 7/02; G01K 1/08; B32B 2307/732; B32B 2307/736 (86) International application number: PCT/US2024/060128 (87) International publication number: WO 2025/129067 (19.06.2025 Gazette 2025/25)

(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: 13.12.2023 US 202363609527 P (71) Applicant: Saint-Gobain Performance Plastics Corporation Solon, OH 44139 (US)

(72) Inventors: JIN, Jiezhu Westborough, Massachusetts 01581 (US) CAMPBELL, Katie Northborough, Massachusetts 01532 (US) TZIVANIS, Michael J. Chicopee, Massachusetts 01020 (US) DUGAN, Sean Sicklerville, New Jersey 08081 (US) CHASSEE, Stephan 41564 Kaarst (DE) RONG, Thomas 52074 Aachen (DE) GIERENS, Anne 92300 Levallois-Perret (FR) MOHANTY, Ashok Marlborough, Massachusetts 01752 (US) GUESMAN, Josef E. Uniontown, Ohio 44685 (US) FAROOQ, Muhammad Umer 41462 Neuss (DE) (74) Representative: Zimmermann & Partner Patentanwälte mbB  P.O. Box 330 920 80069 München 80069 München (DE)