(19)

(11)

EP 2 926 378 A1

(12)

(43) Date of publication: 07.10.2015 Bulletin 2015/41 (21) Application number: 13857890.1 (22) Date of filing: 25.11.2013

(51) International Patent Classification (IPC):  H01L 31/0216(2014.01) H01L 31/0236(2006.01) H01L 31/04(2014.01) (86) International application number: PCT/CN2013/087746 (87) International publication number: WO 2014/082550 (05.06.2014 Gazette 2014/23)

(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: 30.11.2012 CN 201220653796 U (71) Applicant: Saint-Gobain Glass France 92400 Courbevoie (FR)	(72) Inventor: GU, Yunxin Shanghai 200245 (CN) (74) Representative: Ribeaudeau, Marion Christine  Saint-Gobain Recherche Département Propriété Industrielle 39 quai Lucien Lefranc 93300 Aubervilliers 93300 Aubervilliers (FR)