The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 20, 2018
Filed:
Mar. 06, 2007
Pascal Reutler, Paris, FR;
Eric Petitjean, Les Lilas, FR;
Eric Mattmann, Paris, FR;
Pierre-alain Gillet, Mariel-Marly, FR;
Pascal Reutler, Paris, FR;
Eric Petitjean, Les Lilas, FR;
Eric Mattmann, Paris, FR;
Pierre-Alain Gillet, Mariel-Marly, FR;
SAINT-GOBAIN GLASS FRANCE, Courbevoie, FR;
Abstract
The invention relates to a substrate (), especially a transparent glass substrate, provided with a thin-film multilayer comprising a functional layer () 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 (), said coatings being composed of a plurality of dielectric layers (), so that the functional layer () is placed between the two coatings (), the functional layer () being deposited on a wetting layer () itself deposited directly onto a subjacent coating (), characterized in that the subjacent coating () comprises at least one dielectric layer () based on nitride, especially on silicon nitride and/or aluminum nitride, and at least one noncrystalline smoothing layer () made from a mixed oxide, said smoothing layer () being in contact with said superjacent wetting layer ().