(19)

(11)

EP 2 964 849 A2

(12)

(88) Date of publication A3: 30.10.2014 (43) Date of publication: 13.01.2016 Bulletin 2016/02 (21) Application number: 14709187.0 (22) Date of filing: 05.03.2014

(51) International Patent Classification (IPC):  E04B 1/76(2006.01) E04B 1/94(2006.01) (86) International application number: PCT/EP2014/000554 (87) International publication number: WO 2014/135272 (12.09.2014 Gazette 2014/37)

(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: 05.03.2013 DE 102013003796 (71) Applicant: Saint-Gobain Isover 92400 Courbevoie (FR)	(72) Inventors: MIDDENDORF, Hans-Dieter 33415 Verl (DE) SCHWORM, Stefan 67098 Bad Dürkheim (DE) (74) Representative: Bockhorni & Kollegen  Elsenheimerstraße 49 80687 München 80687 München (DE)