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:
Jan. 25, 2022
Filed:
Feb. 12, 2019
Saint-gobain Glass France, Courbevoie, FR;
Vincent Sauvinet, Grenoble, FR;
SAINT-GOBAIN GLASS FRANCE, Courbevoie, FR;
Abstract
A curved laminated glazing includes an outer sheet of a soda-lime-silica colored glass and an inner sheet of a chemically-toughened sodium aluminosilicate clear glass having a thickness e2 ranging from 0.4 to 1.1 mm, the outer and inner sheets being joined together by a lamination interlayer, the colored glass having a chemical composition comprising a weight content of total iron, expressed in the form FeO, ranging from 0.6 to 2.2%, the glasses of the inner and outer sheets being selected so that 0≤T10−T10≤20° C., where T10is the temperature T10 of the glass of the inner sheet and T10is the temperature T10 of the glass of the outer sheet, the temperature T10 being the temperature at which the glass considered has a viscosity of 10dPa·s.