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(11)

EP 4 558 344 A1

(12)

(43) Date of publication: 28.05.2025 Bulletin 2025/22 (21) Application number: 23842288.5 (22) Date of filing: 18.07.2023

(51) International Patent Classification (IPC):  B60J 1/00(2006.01) G02F 1/153(2006.01) G02F 1/1334(2006.01) G02B 5/20(2006.01) (52) Cooperative Patent Classification (CPC): B32B 17/10036; B32B 7/12; B32B 17/10541; B32B 2307/7376; B32B 2307/414; B32B 17/1055; B32B 2307/418; B32B 27/08; B32B 17/10504; B32B 17/10513; B32B 17/10532; B32B 3/02; B32B 17/10302; B32B 3/08; B32B 2250/44; B32B 3/266; B32B 17/10293; B32B 2605/08; G02B 5/0242; G02B 5/0278; G02F 1/31; G02F 1/1334 (86) International application number: PCT/CN2023/107831 (87) International publication number: WO 2024/017225 (25.01.2024 Gazette 2024/04)

(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: KH MA MD TN (30) Priority: 20.07.2022 CN 202210858375 (71) Applicant: Saint-Gobain Glass France 92400 Courbevoie (FR)	(72) Inventor: MA, Siteng Shanghai 200245 (CN) (74) Representative: Saint-Gobain Recherche  41 Quai Lucien Lefranc 93300 Aubervilliers 93300 Aubervilliers (FR)