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(11)

EP 2 941 512 A1

(12)

(43) Date of publication: 11.11.2015 Bulletin 2015/46 (21) Application number: 13869579.6 (22) Date of filing: 23.12.2013

(51) International Patent Classification (IPC):  E04C 2/284(2006.01) B32B 19/06(2006.01) E06B 3/263(2006.01) C08J 9/35(2006.01) E04B 1/90(2006.01) B32B 19/02(2006.01) E04B 1/76(2006.01) C03B 37/04(2006.01) D04H 1/4209(2012.01) E04C 2/24(2006.01) (86) International application number: PCT/IB2013/061285 (87) International publication number: WO 2014/102713 (03.07.2014 Gazette 2014/27)

(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 (30) Priority: 31.12.2012 EP 12199807 (71) Applicant: Rockwool International A/S 2460 Hedehusene (DK)	(72) Inventors: JOHANSSON, Dorte Bartnik DK-4000 Roskilde (DK) JORGENSEN, Kristian Skovgaard DK-4000 Roskilde (DK) RASMUSSEN, Jesper Rene DK-4000 Roskilde (DK) (74) Representative: Samuels, Lucy Alice  Gill Jennings & Every LLP The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)