(19)

(11)

EP 4 359 360 A1

(12)

(43) Date of publication: 01.05.2024 Bulletin 2024/18 (21) Application number: 22738554.9 (22) Date of filing: 22.06.2022

(51) International Patent Classification (IPC):  C03C 25/12(2006.01) C03C 25/321(2018.01) C09D 103/02(2006.01) C09D 161/14(2006.01) D04H 1/64(2012.01) C03C 25/32(2018.01) C03C 25/34(2006.01) C09D 161/12(2006.01) C09J 161/24(2006.01) D04H 1/4209(2012.01) (52) Cooperative Patent Classification (CPC): C03C 25/32; C03C 25/321; C03C 25/34; D04H 1/64; C03C 25/12; D04H 1/4209; C09J 161/34; C09J 161/14; C08G 14/08 (86) International application number: PCT/EP2022/066972 (87) International publication number: WO 2022/268863 (29.12.2022 Gazette 2022/52)

(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: 23.06.2021 EP 21382558 (71) Applicant: URSA Insulation S.A. 28004 Madrid (ES)	(72) Inventors: MOLINERO ARENAS, Alejandro 28224 Madrid (ES) CASADO DOMINGUEZ, Arturo Luis 28860 Madrid (ES) URIZ SOLÁ, Pedro 43151 Tarragona (ES) ORTIZ ÁLVAREZ, Alba María 28803 Madrid (ES) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)