(19)

(11)

EP 2 619 153 A1

(12)

(43) Date of publication: 31.07.2013 Bulletin 2013/31 (21) Application number: 11776853.1 (22) Date of filing: 22.09.2011

(51) International Patent Classification (IPC):  C04B 28/04(2006.01) C04B 20/10(2006.01) (86) International application number: PCT/IB2011/002198 (87) International publication number: WO 2012/038810 (29.03.2012 Gazette 2012/13)

(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 (30) Priority: 23.09.2010 IT RE20100074 (71) Applicant: SIKA TECHNOLOGY AG 6340 Baar (CH)	(72) Inventor: PERRINO, Luigi I-38069 Nago Torbole (Trento) (IT) (74) Representative: Sika Patent Attorneys  c/o Sika Technology AG Corp. IP Dept. Tüffenwies 16 Postfach 8048 Zürich 8048 Zürich (CH)