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(11)

EP 4 680 460 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24711823.5 (22) Date of filing: 11.03.2024

(51) International Patent Classification (IPC):  B32B 9/04(2006.01) B32B 13/04(2006.01) E04B 1/94(2006.01) (52) Cooperative Patent Classification (CPC): B32B 13/04; B32B 9/04; E04B 1/94; B32B 2419/00; B32B 2307/3065; B32B 2307/732; E04B 1/942 (86) International application number: PCT/EP2024/056378 (87) International publication number: WO 2024/194059 (26.09.2024 Gazette 2024/39)

(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: 17.03.2023 MY PI2023001446 (71) Applicant: Saint-Gobain Placo 92400 Courbevoie (FR)	(72) Inventors: SIOW, Lean Chan KUALA LUMPUR, 50480 (MY) WAN, Tiong Hing KUALA LUMPUR, 58200 (MY) (74) Representative: Saint-Gobain Recherche  41 Quai Lucien Lefranc 93300 Aubervilliers 93300 Aubervilliers (FR)