US 9,809,492 B2
Substrate with a partial metal multilayer, glazing unit and process
Lina Alzate, Paris (FR); Davy Dalmas, Chatou (FR); Etienne Barthel, Bourg la Reine (FR); David Nicolas, Paris (FR); and Benoit Georges, Palaiseau (FR)
Assigned to SAINT-GOBAIN GLASS FRANCE, Courbevoie (FR); and CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S), Paris (FR)
Appl. No. 14/646,908
Filed by SAINT-GOBAIN GLASS FRANCE, Courbevoie (FR); and CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.), Paris (FR)
PCT Filed Nov. 22, 2013, PCT No. PCT/FR2013/052830
§ 371(c)(1), (2) Date May 22, 2015,
PCT Pub. No. WO2014/080141, PCT Pub. Date May 30, 2014.
Claims priority of application No. 12 61191 (FR), filed on Nov. 23, 2012.
Prior Publication US 2015/0321951 A1, Nov. 12, 2015
Int. Cl. C03C 17/36 (2006.01); E06B 3/66 (2006.01)
CPC C03C 17/36 (2013.01) [C03C 17/366 (2013.01); C03C 17/3613 (2013.01); C03C 17/3639 (2013.01); C03C 17/3644 (2013.01); C03C 17/3681 (2013.01); E06B 3/66 (2013.01); C03C 2217/40 (2013.01); Y10T 428/24851 (2015.01); Y10T 428/24868 (2015.01)] 20 Claims
OG exemplary drawing
 
1. A substrate comprising, on a face of the substrate, a multilayer of thin films comprising, in the following order from the face of the substrate:
a first antireflective coating comprising an antireflective layer;
a first metal functional layer comprising silver, wherein the first metal functional layer is a discontinuous layer having a surface area occupation factor in the range of 53% to 98% and is in the form of interconnected islands with uncovered regions between the islands; and
a second antireflective coating comprising an antireflective layer.