The present application discloses a method for preparing an electrochromic device. The method includes placing an edge protection material on a first and second substrates, placing a first and second interlayers respectively within the edge protection material on the first and second substrates, wherein the edge protection material surrounds edges of the first and second interlayers, and interposing an electrochromic film between the first and second interlayers. The edge protection material prevents chemicals in the first and second interlayers from entering into the electrochromic film.

The invention relates to a multi-layered windowpane including a first transparent outer layer, a second transparent outer layer, and a third, smaller, transparent inner layer that is located in between the outer layers, an adhesive transparent foil layer located between the first outer layer and the third inner layer and a sealing surrounding the third inner layer. The invention also provides a thin layered windowpane core to be incorporated in such a multi-layered windowpane as well as a method for producing such a multi-layered windowpane.

A laminated glazing for a motor vehicle, particularly a side glazing intended to be slidably mounted in a door of the vehicle, includes at least one outer glass sheet and one inner glass sheet assembled by an interlayer which includes at least one sheet of polymer material, the glazing including at least one part for attaching the glazing provided with at least one attachment hole which has an axis and passes at least through the outer glass sheet, the attachment hole being intended to receive a system for attaching the glazing with a drive device, wherein the glazing includes at least one insert which, including a hole, is housed in a complementary cut-out provided in the interlayer, at the attachment part.

A laminated glass according to the present invention includes: a first glass plate having a rectangular shape, and including a first side and a second side opposing the first side; a second glass plate arranged opposing the first glass plate, and having substantially the same shape as the shape of the first glass plate; an intermediate film arranged between the first glass plate and the second glass plate; a first bus bar extending along an end portion closer to the first side; a second bus bar extending along an end portion closer to the second side; and a plurality of heating lines extending so as to connect the first bus bar and the second bus bar to each other, wherein at least some of the plurality of heating lines are heating lines having different lengths.

A windshield according to the present invention includes an outer glass plate, an inner glass plate that faces the outer glass plate, and an intermediate film disposed between the outer glass plate and the inner glass plate, and in at least a partial region of the outer glass plate and the inner glass plate, compressive principal stress on a surface on a vehicle exterior side of the outer glass plate is larger than compressive principal stress on a surface on a vehicle interior side of the inner glass plate.

“A dimming glass window and a vehicle. The dimming glass window includes: a glass unit including an inner glass assembly and an outer glass assembly which are oppositely arranged, an accommodation space is between the inner glass assembly and the outer glass assembly; a touch function layer and a dimming function layer arranged between the inner glass assembly and the outer glass assembly, the touch function layer is on an inner side of the dimming function layer; a control unit in the accommodating space and connected to the touch function layer and the dimming function layer; and a dimming controller arranged outside the glass unit, the dimming controller is connected to the control unit by a wire so as to match the control unit, the touch function layer and the dimming function layer to implement light transmittance adjustment of the dimming glass window. The vehicle includes the dimming glass window.”

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.

An interlayer film for a laminated glass, containing in sequence an A layer, a C layer, and an A layer, and also containing a B layer at any place between or outside these layers, wherein each A layer contains a first thermoplastic resin, a resin material constituting each A layer has a tan δ peak of −30° C. to 10° C., the resin material of at least one layer of the A layers has a peak height of a tan δ of 1.5 or more, the B layer contains a second thermoplastic resin, and is constituted of a resin material different from the resin material constituting the A layer, and the C layer is a layer composed of an inorganic glass having a thickness of 0.1 mm to 1.5 mm, or a layer having a thickness of 0.25 mm to 2.5 mm and containing a third thermoplastic resin.

Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property of laminated glass over a wide resonance frequency region. An interlayer film for laminated glass according to the present invention has a one-layer or two or more-layer structure, and when the interlayer film is arranged between two sheets of clear float glass having a width of 25 mm, a length of 300 mm and a thickness of 2 mm to obtain a laminated glass X, a loss factor at a second resonance frequency, a loss factor at a third resonance frequency, and a loss factor at a fourth resonance frequency measured by a central exciting method at 20° C. in mechanical impedance measurement in accordance with ISO16940 of the laminated glass X are respectively 0.4 or more.

The present invention provides a windshield on which an information acquisition device that acquires information from outside of a vehicle by emitting and/or receiving light is disposable, the windshield including: a glass plate; and a heating wire that is provided on the glass plate and to which a current is applied. The glass plate includes at least one information acquisition region that faces the information acquisition device and through which the light passes, the heating wire includes a plurality of linear main body portions that pass through at least the information acquisition region and a linear linking portion for linking the plurality of main body portions, and at least one of the linking portions includes a heat generation suppressing means for suppressing heat generation when a current is applied.