A laminated glass includes a first glass plate; a second glass plate; and an intermediate film positioned between the first glass plate and the second glass plate, and configured to be bonded to the first glass plate and the second glass plate. The laminated glass further includes an HUD (head-up display) display area used for a head-up display. In a predetermined area of at least a part of the HUD display area, a wedge angle decreases, in accordance with a direction front a lower edge of the predetermined area to an upper edge of the predetermined area, within a range of greater than or equal to 0.06 mrad and less than or equal to 1.0 mrad per 100 mm.

A shaped glass article is provided that is ultrathin, has two surfaces and one or more edges joining the two surfaces, and a thickness between the two surfaces. The shaped ultrathin glass article has at least one curved area with a non-vanishing surface curvature with a minimal curvature radius R if no external forces are applied. A method for producing a shaped glass article is also provided that includes providing an ultrathin glass with two surfaces and one or more edges joining the two surfaces, having a thickness between the two surfaces and shaping the ultrathin glass to a shaped ultrathin glass article by forming at least one curved area having a non-vanishing surface curvature with a minimal curvature radius R if no external forces are applied to the shaped ultrathin glass article.

Embodiments of a laminate including a first curved glass substrate comprising a first viscosity (poises) at a temperature of 630 C.; a second curved glass substrate comprising a second viscosity that is greater than the first viscosity at a temperature of 630 C.; and an interlayer disposed between the first curved glass substrate and the second curved glass substrate, are disclosed. In one or more embodiments, the first curved glass substrate exhibits a first sag depth that is within 10% of a second sag depth of the second curved glass substrate. In one or more embodiments, the first glass substrate and the second glass substrate exhibit a shape deviation therebetween of about 5 mm or less as measured by an optical three-dimensional scanner or exhibit minimal optical distortion. Embodiments of vehicles including such laminates and methods for making such laminates are also disclosed.

Provided is a laminated glass, comprising: a soda lime glass; and a non-tempered alkali-free glass bonded to one surface of the soda lime glass, in which a thickness of the soda lime glass is larger than a thickness of the non-tempered alkali-free glass, and an elastic modulus of the non-tempered alkali-free glass is larger than an elastic modulus of the soda lime glass.

A laminated glass includes a pair of glass plates; and an interlayer located between the glass plates. At least one of the glass plates has a cross section with a wedged shape, and an entire amount of iron in terms of Fe.sub.2O.sub.3 in the glass plate having the cross section with the wedged shape is 0.75 mass % or less. The interlayer includes a heat shielding agent, and has a cross section with a wedge angle of 0.2 mrad or less. A total solar transmittance, defined by ISO 13837A, of the laminated glass is 60% or less.

Provided is an interlayer film for laminated glass that can improve bending rigidity and sound insulating properties of laminated glass and can inhibit the occurrence and growth of foam in the laminated glass. An interlayer film for laminated glass according to the present invention has a single-layer structure or a two or more-layer structure and includes a first layer containing a polyvinyl acetal resin and a plasticizer, in which a glass transition temperature of the first layer is 10 C. or lower, and an elastic modulus of the first layer at 30 C. is 285,000 Pa or greater.

A vehicle glazing with improved stiffness having a modified structure which comprises at least one stiffening portion, wherein each portion is a recessed portion and/or a raised portion, and wherein each portion has at least a portion of its contour being sharply curved.

Embodiments of a laminate including a first curved glass substrate comprising a first viscosity (poises) at a temperature of 630 C.; a second curved glass substrate comprising a second viscosity that is greater than the first viscosity at a temperature of 630 C.; and an interlayer disposed between the first curved glass substrate and the second curved glass substrate, are disclosed. In one or more embodiments, the first curved glass substrate exhibits a first sag depth that is within 10% of a second sag depth of the second curved glass substrate. In one or more embodiments, the first glass substrate and the second glass substrate exhibit a shape deviation therebetween of about 5 mm or less as measured by an optical three-dimensional scanner or exhibit minimal optical distortion. Embodiments of vehicles including such laminates and methods for making such laminates are also disclosed.

A laminated glass includes a first glass plate; a second glass plate; an intermediate film located between the first glass plate and the second glass plate, and configured to be bonded to the first glass plate and the second glass plate; and at least one high reflection surface between a surface of the first glass plate on an outer side of the laminated glass and a surface of the second glass plate on an outer side of the laminated glass. The surfaces of the first glass plate and the second glass plate are high reflection surfaces. Each of the high reflection surfaces has optical reflectance of 1% or more with respect to an incident angle of a visible light from a light source. A portion arranged between adjacent high reflection surfaces of the high reflection surfaces has a wedge angle.

The present invention refers to a glass composition and a method for the commercial production of a solar control thin green glass mainly for use in the automotive industry such as symmetric-hybrid windshields or asymmetric-hybrid windshields, sidelights and rear windows, which includes a basic composition of soda-lime-silica glass, and consists essentially, in weight percentage: from 1.30 to 2.50% of total iron expressed as Fe.sub.2O.sub.3; from 15 to 40% of Fe.sup.2+ (Ferrous) and from 0.15 to 0.65% of FeO, expressed as Fe.sub.2O.sub.3; from about 0.05 to about 0.30% of SO.sub.3; from about 0.02 to about 1.0% of TiO.sub.2; from about 0.0002 to about 0.03% of Cr.sub.2O.sub.3; and from about 0.0002 to about 0.015% of CuO. The solar control thin green glass having an illuminant A light transmission (T.sub.LA) greater than 70%, a direct solar transmittance (T.sub.DS) of less than 51%, a total UV light transmittance (T.sub.UV) of less than 40% and a total solar transmittance (T.sub.TS) of less than 63%; a dominant wavelength () from 490 nm to 600; and excitation purity less than 7, for thickness from about 0.7 to 3.0 mm.