(19)

(11)

EP 4 028 376 A1

(12)

(43) Date of publication: 20.07.2022 Bulletin 2022/29 (21) Application number: 20764423.8 (22) Date of filing: 04.09.2020

(51) International Patent Classification (IPC):  C04B 40/00(2006.01) C04B 28/04(2006.01) C04B 28/02(2006.01) C04B 111/30(2006.01) (52) Cooperative Patent Classification (CPC): C04B 28/02; C04B 2111/00612; C04B 2201/20; B32B 13/02; C04B 2111/30; E04C 2/26; E04C 2/06; B32B 13/04; B32B 2262/062; B32B 2264/1021; B32B 2264/1023; B32B 2264/0235; B32B 2264/203; B32B 2264/107; B32B 2264/101; B32B 2307/72; B32B 7/02; B32B 2307/7265; B32B 2307/3065; B32B 2307/7145; B32B 2419/00; B32B 2264/10; Y02W 30/91   C-Sets: C04B 28/02, C04B 14/185; C04B 28/02, C04B 18/027, C04B 18/24; C04B 28/02, C04B 14/108, C04B 14/185, C04B 14/204, C04B 14/24, C04B 14/301, C04B 16/08, C04B 18/082, C04B 18/24, C04B 38/10; C04B 28/02, C04B 18/24, C04B 40/0064; (86) International application number: PCT/EP2020/074802 (87) International publication number: WO 2021/048020 (18.03.2021 Gazette 2021/11)

(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 (30) Priority: 09.09.2019 EP 19196116 (71) Applicants: Etex Services NV 1880 Kapelle-op-den-Bos (BE) Etex Building Performance International SAS 84915 Avignon (FR)	(72) Inventors: BORDIN, Ruben 2800 Mechelen (BE) SOULHAT, Julien 84000 Avignon (FR) (74) Representative: Etex Services NV - Etex IPSC  Kuiermansstraat 1 1880 Kapelle-op-den-Bos 1880 Kapelle-op-den-Bos (BE)