A method for producing a composite pane, includes arranging a functional element in a recess of a thermoplastic frame film, arranging the thermoplastic frame film along with the functional element between a first glass pane and a second glass pane to form a layer stack, and subsequent joining of the layer stack by lamination to form a composite pane. The thermoplastic frame film and the functional element have a different thickness and the different thickness is at least partially compensated by at least one thermoplastic compensating film, whose thickness is less than twice as large as the difference between the thicknesses of the thermoplastic frame film and the functional element such that the maximum offset in the layer stack is less than the difference between the thicknesses of the thermoplastic frame film and the functional element.

The present invention relates to a method for recycling an intermediate film for laminated glass, comprising a step of separating a layer comprising an A layer and a layer comprising a B layer from the intermediate film for laminated glass (1) comprising at least the A layer and the B layer.

A process for making a symmetrical glazing that has the same nominal weight as an asymmetrical glazing that has been determined to afford enhanced glazing strength, glazing rigidity, or stone impact resistance wherein the symmetric glazing has improved acoustic attenuation over coincidence frequencies of the asymmetric glazing design.

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.

Disclosed herein are multi-layered optical devices including a polymeric layer disposed between and in contact with a first optical element layer and a second optical element layer, wherein the polymeric layer comprises a product of a composition comprising a self-healing component, wherein said self-healing component consists of or consists essentially of molecules comprising selfhealing moieties, wherein said composition possesses either: (a) greater than 30 wt. %, relative to the weight of the entire composition, of the self-healing component; or (b) greater than 0.015 equivalents of self-healing moieties per 100 g of the composition.

There is provided an interlayer film for laminated glass with which laminated glass having a gradation pattern with suppressed color irregularity can be prepared. The interlayer film for laminated glass according to the present invention includes a first resin layer containing a thermoplastic resin and a plasticizer and a second resin layer containing a thermoplastic resin, a plasticizer and inorganic particles, and the first resin layer being arranged on a first surface side of the second resin layer, wherein a gradation part being a region where the parallel light transmittance is greater than 30% and less than 60% and being a region where the thickness of the second resin layer is continuously decreased in the direction orthogonal to the thickness direction of the interlayer film at the time of preparing the laminated glass exists, and the complex viscosity at 200° C. of the second resin layer is greater than or equal to 0.7 times and less than or equal to 2 times the complex viscosity at 200° C. of the first resin layer.

The present invention provides an interlayer film for laminated glass which has excellent sound insulating properties even when the thickness is reduced, and also hardly causes optical unevenness.

An interlayer film for laminated glass includes at least one layer A containing a thermoplastic elastomer, wherein the shear storage modulus of the layer A at 70° C. as measured by performing a dynamic viscoelasticity test at a frequency of 1,000 Hz in accordance with ASTM D4065-06 is 1 MPa or more, and a layer having a higher shear storage modulus than the layer A is provided on at least one surface of the layer A, and at least one surface of the interlayer film for laminated glass is in a state of having been shaped.

A vehicle luminous signaling glazing unit forming a front windshield, includes a first glazing pane, forming the exterior glazing pane, with first and second main faces F1, F2; a lamination interlayer made of a polymeric material of thickness e1 of at most 1.8 mm; and a second glazing pane, forming the interior glazing pane, with third and fourth main faces F3, F4, the face F2 and the face F3 being the internal faces of the laminated glazing unit; and a set of diodes on a front face of a PCB board, the assembly being of thickness et2≦e1, each diode emitting in the direction of the interior glass, and each diode having an edge face. For each of the diodes, the lamination interlayer comprises a through-aperture encircling the edge face of the diode, and the lamination interlayer is between face F3 and the front face of the PCB board.

A wired glazing is disclosed comprising a ply of interlayer material, having a first busbar and an auxiliary busbar and heating wires between them. An adhesive layer is arranged between the first busbar and the ply of interlayer material. An auxiliary adhesive layer is arranged where an edge of the auxiliary busbar extends beyond an edge of the first busbar. The auxiliary adhesive layer bonds the auxiliary busbar to the ply of interlayer material. A corresponding process for manufacturing a wired glazing is disclosed.