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EP 4 584 226 A1

(12)

(43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23758314.1 (22) Date of filing: 17.08.2023

(51) International Patent Classification (IPC):  C04B 24/16(2006.01) C04B 40/00(2006.01) C04B 28/14(2006.01) (52) Cooperative Patent Classification (CPC): C04B 24/16; C04B 2103/0086; C04B 28/14; C04B 40/0039; C04B 2111/1081   C-Sets: C04B 40/0039, C04B 24/16, C04B 24/383, C04B 24/10, C04B 24/18, C04B 24/30; C04B 2103/0086, C04B 24/16; C04B 28/14, C04B 22/064, C04B 7/02, C04B 7/32, C04B 7/323, C04B 18/141, C04B 18/08, C04B 18/146, C04B 2103/0088, C04B 24/16, C04B 24/383; (86) International application number: PCT/EP2023/072747 (87) International publication number: WO 2024/052077 (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 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: 09.09.2022 CN 202211102141 (71) Applicant: Sika Technology AG 6340 Baar (CH)	(72) Inventors: WANG, Sujuan Chengdu, Sichuan 611430 (CN) YANG, Linyue Suzhou, Jiangsu 215121 (CN) (74) Representative: Sika Patent Attorneys  C/o Sika Technology AG Corp. IP Dept. Tüffenwies 16 8048 Zürich 8048 Zürich (CH)