A multi-layer laminate includes a glass panel unit, an intermediate film, and a transparent plate. The transparent plate is assembled to the glass panel unit via the intermediate film. The glass panel unit includes a first and second glass panel, and an evacuated space. The evacuated space is interposed between the first and second glass panel. A method for manufacturing the multi-layer laminate includes a step. The step includes exhausting a gas from a bag, loaded with the glass panel unit, the intermediate film, and the transparent plate, to cause the bag to shrink and thereby assembling, using the bag thus shrunk, the glass panel unit and the transparent plate via the intermediate film. The step includes raising a pressure inside the bag from a pressure at an initial stage of heating while increasing a temperature of the intermediate film to a predetermined temperature at which the intermediate film softens.

A glass substrate with a silica film according to the present invention includes a glass substrate and a silica film formed using a silica film-forming composition, in which the composition includes at least one kind selected from the group consisting of a hydrolyzable compound, a hydrolyzate thereof, and a hydrolysis condensation compound thereof, and at least one kind selected from the group consisting of a silica particle and a zirconia particle, the hydrolyzable compound consisting of a tetraalkoxysilane, a compound (compound I) represented by formula I: (R.sub.3-p(L).sub.pSi-Q-Si(L).sub.pR.sub.3-p), optionally a fluoroalkylsilane having a hydrolysable group, and optionally a zirconium compound having a hydrolyzable group, and the contents of the tetraalkoxysilane, the compound I, and the at least one kind selected from the group consisting of a silica particle and a zirconia particle in terms of SiO.sub.2/ZrO.sub.2 fall within specified ranges, respectively.

Provided is an interlayer film for laminated glass capable of enhancing the sound insulating properties of laminated glass, and making foaming less likely to occur in an end part. The interlayer film for laminated glass according to the present invention includes a first layer, and a lateral covering part that covers at least part of a lateral part of the first layer, and the first layer has a shear elastic modulus at 25° C. of 0.17 MPa or less, and the lateral covering part has a shear elastic modulus at 25° C. of more than 1 MPa.

Described herein is a multilayered article and methods of making and using such articles. The multilayered article comprises: .Math. (a) a microsphere layer comprising a plurality of microspheres (11) disposed in a monolayer; .Math. (b) a bead bonding layer (12) comprising a first major surface and a second opposing major surface wherein the plurality of microspheres is at least partially embedded in the first major surface of the bead bonding layer, and wherein the bead bonding layer comprises a thermoset polyurethane, and wherein the thermoset polyurethane is derived from one or more liquid polyols; and .Math. (c) an elastomeric layer (14) disposed on the second opposing major surface of the bead bonding layer.

Provided is an interlayer film for laminated glass capable of reducing the variation in double images in laminated glass in the direction perpendicular to the direction connecting one end and the other end of the interlayer film, and effectively suppressing double images. An interlayer film for laminated glass according to the present invention has one end and the other end being at the opposite side of the the one end, the other end has a thickness of larger than a thickness of the one end, the interlayer film for laminated glass as a whole has a wedge angle of 0.1 mrad or more, and the interlayer film for laminated glass has a thickness varying region in a region extending in the direction perpendicular to the direction connecting the one end and the other end of the interlayer film, having a standard deviation of 11 partial wedge angles measured by the following measuring method of 0.040 mrad or less.

A tinted glass composition and glass article including the same, the composition including: about 45 mol % to about 80 mol % SiO.sub.2; about 6 mol % to about 22 mol % Al.sub.2O.sub.3; 0 mol % to about 25 mol % B.sub.2O.sub.3; about 7 mol % to about 25 mol % of at least one alkaline earth oxide selected from MgO, CaO, SrO, BaO, and combinations thereof, about 0.5 mol % to about 20 mol % CuO; 0 mol % to about 6 mol % SnO.sub.2, SnO, or a combination thereof, 0 mol % to about 1.0 mol % C; 0 mol % to about 5 mol % La.sub.2O.sub.3; and 0 mol % to about 10 mol % PbO, and that is substantially free of alkali metal.

An electronic device module including a glass cover sheet, a polymeric front polymeric material, an electronic device, a polymeric back material and a backsheet, wherein the polymeric front and/or back materials have a trilayer structure including a back layer which is adhered to a surface of the electronic device, a front layer which is adhered to the glass cover sheet or the backsheet and an intermediate layer between the back layer and the front layer, wherein each of the back layer and the front layer includes an ethylene interpolymer grafted with silane, wherein the ethylene interpolymer grafted with silane has a density of at most 0.905 g/cm.sup.3, and the intermediate layer is a non-grafted ethylene interpolymer having a density of at most 0.905 g/cm.sup.3, which is crosslinked with the aid of a crosslinking initiator and optionally a crosslinking coagent, and optionally additives. A trilayer polymeric film having outer layers including ethylene interpolymers grafted with silanes and a non-grafted innerlayer containing a peroxide and UV stabilizer.

The invention relates to a glass including, as represented by mol % based on elements: 8-25% of P; 8-40% of Sn; 20-80% of O; and 1-50% of F, in which the glass has a glass transition temperature Tg of 300° C. or lower, and the glass gives an infrared absorption spectrum satisfying A3240/A3100 of 0.6-1.2, where the A3100 is an absorbance per 1-mm thickness at a wavenumber of 3,100 cm.sup.−1 and the A3240 is an absorbance per 1-mm thickness at a wavenumber of 3,240 cm.sup.−1.

In the case where a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer having a refractive index adjustment zone is provided in such a manner that two PET separators are laminated to opposite surfaces of the pressure-sensitive adhesive layer, it is difficult to distinguish between obverse and reverse sides of the pressure-sensitive adhesive sheet itself. The present invention is directed to solving the above problems and, specifically, to offering a pressure-sensitive adhesive sheet having a refractive index adjustment zone capable of being easily produced at low cost, in a state in which it is preliminarily laminated with a substrate provided with an electroconductive layer, thereby making it possible to resolve complexity in handling (to easily distinguish between one surface defined by the refractive index adjustment zone and the other surface defined by the remaining zone).

A thin glass substrate, as well as a method and an apparatus are provided. The glass substrate has a glass having first and second main surfaces and elongated elevations on one of the main surfaces. The elevations rise in a normal direction, have a longitudinal extent that is greater than two times a transverse extent, and have a height, on average, that is less than 100 nm, and with a transverse extent of the elevation smaller than 40 mm. The method includes melting a glass, hot forming the glass, and adjusting a viscosity of the glass so that for the viscosity η1 for a first stretch over a first distance of up to 1.5 m downstream of a flow rate control component and y1 indicating a second distance to a location immediately downstream the flow rate control component the equation lg η1(y1)/dPa.Math.s=(lg η01/dPa.Math.s+a1(y1)) applies.