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(11)

EP 2 822 757 A1

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(43) Date of publication: 14.01.2015 Bulletin 2015/03 (21) Application number: 13706282.4 (22) Date of filing: 28.02.2013

(51) International Patent Classification (IPC):  B32B 5/18(2006.01) E04C 2/00(2006.01) E04B 1/76(2006.01) F16L 59/02(2006.01) (86) International application number: PCT/EP2013/054067 (87) International publication number: WO 2013/131807 (12.09.2013 Gazette 2013/37)

(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: 05.03.2012 IT PD20120065 (71) Applicant: Aspen Aerogels Inc. Northborough, MA 01532 (US)	(72) Inventor: TOGNON, Francesco I-35137 Padova (IT) (74) Representative: Adam, Holger  Kraus & Weisert Patentanwälte PartGmbB Thomas-Wimmer-Ring 15 80539 München 80539 München (DE)