The present invention aims to provide an interlayer film for laminated glass which, while having recesses in the shape of engraved lines, enables the production of a laminated glass with high production efficiency by a nip roll method; a roll of the interlayer film for laminated glass; a laminated glass including the interlayer film for laminated glass; and a method of producing laminated glass. The present invention relates to an interlayer film for laminated glass. The interlayer film includes, on at least one surface thereof, a large number of recesses and a large number of projections. The recesses have a groove shape with a continuous bottom. The recesses are adjacently arranged regularly side by side in parallel with one another. The recesses in a groove shape with a continuous bottom are inclined 55° or less relative to the machine direction of the film in production of the interlayer film for laminated glass.

Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property over a wide range of temperature from 0° C. to 40° C. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer structure or a two or more-layer structure, the interlayer film includes a resin layer, and a ratio of a first storage modulus G′ at a peak temperature of a maximum peak of tan δ to a second storage modulus G′ at a temperature 100° C. higher than the peak temperature of the maximum peak of tan δ is 50 or more and 500 or less in viscoelasticity measurement at a frequency of 1 Hz in a shearing mode.

A film for laminated glass, the film including a surface embossing pattern formed on at least a portion of one side of the film, wherein the surface embossing pattern comprises convexities, and concavities separating the convexities from one another, each of the convexities is surrounded by some of the concavities, and an average area of the convexities is 0.01 mm.sup.2 to 4.00 mm.sup.2.

The present invention provides an automobile window glass on which a device that acquires electromagnetic waves is disposable. The automobile window glass includes an outer glass plate, an inner glass plate, an intermediate film disposed between the outer glass plate and the inner glass plate, and a blocking layer that is disposed on at least one of a surface on the vehicle interior side of the outer glass plate and a surface on the vehicle interior side of the inner glass plate. The intermediate film includes a functional layer having a transmission region that allows transmission so as not to affect reception of the electromagnetic waves, and an adhesion layer that is disposed on at least one surface of the functional layer and does not affect reception of the electromagnetic waves. The blocking layer has at least one opening at a position corresponding to the transmission region.

The present invention aims to provide an interlayer film for a laminated glass that enables production of a laminated glass having high visible light transmittance even when deaeration for preliminary pressure bonding and heating for final pressure bonding are performed in parallel in a vacuum deaeration method. The present invention also aims to provide a method for producing the interlayer film for a laminated glass, and a laminated glass including the interlayer film for a laminated glass. Provided is an interlayer film for a laminated glass having a multitude of recesses on at least one surface, the surface with the recesses having a texture aspect ratio Str of 0.04 or lower as measured in conformity with ISO 25178.

A multilayer colored thermoplastic intermediate layer, includes a first thermoplastic layer with a wedge-shaped cross-section; and a second thermoplastic layer having a substantially constant thickness, wherein the first thermoplastic layer is colorless and the second thermoplastic layer is colored with a dye.

The present disclosure relates to a film for bonding including an embossed surface, wherein the embossed surface has a Sku value of 5 or less, wherein the embossed surface has Sk, Spk, and Svk values, and when a total sum of the Sk value, the Spk value, and the Svk value is 100%, a sum of the Sk value and the Spk value is 50% or more, wherein the embossed surface has a Sz value of 30 to 90 μm, and wherein the film includes a polyvinyl acetal resin and a plasticizer.

A film for laminating includes an embossed surface, wherein a rad value of the embossed surface is 1 to 3 μm, where the rad value is calculated by [Formula 1] below: $\begin{array}{cc}\mathrm{rad}\left(\mathrm{um}\right)=\frac{1000}{\mathrm{Spc}\left({\mathrm{mm}}^{-1}\right)}& \left[\mathrm{Formula}1\right]\end{array}$ where, in [Formula 1], Spc is an arithmetic mean of curvatures of peak vertex on the embossed surface, which is evaluated by ISO_25178, wherein a number of peaks per 1 mm.sup.2 of the embossed surface (Spd value), which is evaluated by ISO_25178, is 200 or more and 1500 or less, and wherein a sum of maximum peak height and maximum valley depth of the embossed surface (Sz value) is 30 to 90 μm.

A polymer film and laminated glass manufactured using the polymer film. The polymer film includes a first and second layer, and a third layer disposed between the first and second layers, and the two surfaces of the third layer are in contact with the first and second layers, respectively. The surface of the first layer that is not in contact with the third layer is a first surface, and the surface of the second layer not in contact with the third layer is a second surface, wherein the first surface has a void volume (Vv) value at a material ratio of 10% ranging from 3 μm.sup.3/μm.sup.2 to 30 μm.sup.3/μm.sup.2 and a dale void volume (Vvv) at a material ratio of 80% less than 2 μm.sup.3/μm.sup.2, and the ratio of the maximum pit height (Sv) of the first surface to the thickness of the first layer is 0.2 or less.

A polymer film and a laminated glass manufactured using the polymer film are provided. The polymer film has a first surface and a second surface, wherein the first surface has a standard deviation of a void volume (Vv) value at a material ratio of 10% ranging from 0.5 μm.sup.3/μm.sup.2 to 2.5 μm.sup.3/μm.sup.2, and wherein the material ratio and void volume are defined in accordance with ISO 25178-2:2012.