(19)
(11) EP 4 048 518 A1

(12)

(43) Date of publication:
31.08.2022 Bulletin 2022/35

(21) Application number: 20879757.1

(22) Date of filing: 19.10.2020
(51) International Patent Classification (IPC): 
B32B 17/06(2006.01)
B32B 9/04(2006.01)
E06B 3/67(2006.01)
 B32B 9/00(2006.01)
B32B 15/04(2006.01)
E04C 2/54(2006.01)
(52) Cooperative Patent Classification (CPC):
C03C 17/36; C03C 17/3644; C03C 17/3647; C03C 17/366; C03C 17/3652; C03C 17/3626
(86) International application number:
PCT/KR2020/014230
(87) International publication number:
WO 2021/080266 (29.04.2021 Gazette 2021/17)
(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
Designated Validation States:
KH MA MD TN

(30) Priority: 25.10.2019 KR 20190133887

(71) Applicant: Saint-Gobain Glass France
92400 Courbevoie (FR)

(72) Inventors:
  • KIM, Kangmin
    Seoul 07292 (KR)
  • HAN, Jin Woo
    Seoul 07713 (KR)

(74) Representative: Saint-Gobain Recherche 
Département Propriété Industrielle 39 Quai Lucien Lefranc
93300 Aubervilliers
93300 Aubervilliers (FR)

   


(54) TRANSPARENT SUBSTRATE WITH A MULTILAYER THIN FILM COATING AND A MULTIPLE GLAZING UNIT COMPRISING THE SAME