Substrate comprising a stack having thermal properties

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United States of America Patent

PATENT NO 9919497
APP PUB NO 20090197077A1
SERIAL NO

12281480

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Abstract

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The invention relates to a substrate (10), especially a transparent glass substrate, provided with a thin-film multilayer comprising a functional layer (40) having reflection properties in the infrared and/or in solar radiation, especially a metallic functional layer based on silver or on a metal alloy containing silver, and two coatings (20, 60), said coatings being composed of a plurality of dielectric layers (24, 26; 64), so that the functional layer (40) is placed between the two coatings (20, 60), the functional layer (40) being deposited on a wetting layer (30) itself deposited directly onto a subjacent coating (20), characterized in that the subjacent coating (20) comprises at least one dielectric layer (24) based on nitride, especially on silicon nitride and/or aluminum nitride, and at least one noncrystalline smoothing layer (26) made from a mixed oxide, said smoothing layer (26) being in contact with said superjacent wetting layer (30).

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Patent Owner(s)

  • SAINT-GOBAIN GLASS FRANCE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gillet, Pierre-Alain Mariel-Marly, FR 6 154
Mattmann, Eric Paris, FR 15 394
Petitjean, Eric Les Lilas, FR 8 134
Reutler, Pascal Paris, FR 16 482

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