Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property over a wide range of temperature from 10 C. to 30 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 layer containing a cured product, the cured product is a cured product of a photocurable compound or a moisture-curable compound, and in viscoelasticity measurement at a frequency of 1 Hz and in a shearing mode for the layer containing a cured product, a peak temperature of tan is 50 C. or more and 30 C. or less, and tan at the peak temperature of tan is 2.0 or more.

Provided is an interlayer film for laminated glass with which the penetration resistance of laminated glass can be heightened. An interlayer film for laminated glass according to the present invention includes one end and the other end on an opposite side of the one end, the other end has a thickness larger than a thickness of the one end, the interlayer film does not contain or contains alkali metal, the interlayer film does not contain or contains alkali earth metal, and the interlayer film contains magnesium. Further in the interlayer film for laminated glass, a content of magnesium in a surface portion of a first region on the one end side of the interlayer film after heated at 150 C. for 30 minutes, a total content of alkali metal, alkali earth metal and magnesium in the surface portion of the first region on the one end side of the heated interlayer film, a content of magnesium in a surface portion of a second region on the other end side of the heated interlayer film, and a total content of alkali metal, alkali earth metal and magnesium in the first or second region of the interlayer film after heat satisfy specific relationships.

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.

Treatments are provided to strengthen adhesion of an optical filter layer in a photovoltaic (PV) module to an encapsulant layer, or generally, between inorganic materials and organic polymers. The embodiments disclosed herein can provide five or more times the adhesive forces of untreated encapsulant-filter interfaces. As a result, the system can enhance long-term reliability of PV modules by reducing interface surface charges and dangling bonds and reducing gaps and cracks, thereby preventing moisture, impurities, and particles from entering the interface. The treated optical filter layer can result in a surface modification. In some embodiments, treating the optical filter layer includes applying a chemical treatment such as an acid or alkaline wash, and/or ultrasonic cleaning.

There is provided an interlayer film for laminated glass capable of being enhanced in handling properties at the time of preparing laminated glass. The interlayer film for laminated glass according to the present invention has one end and the other end being at the opposite side of the one end, has two or more uniform thickness parts where the thickness is uniform in a direction connecting the one end and the other end, and has one or more thickness increasing part where the thickness is made to increase in the direction connecting the one end and the other end, the thickness of the other end is larger than the thickness of the one end, and the thickness in the uniform thickness part positioned nearest to the other end side is larger than the thickness in the uniform thickness part positioned nearest to the one end side.

Provided is an interlayer film for laminated glass capable of suppressing the discoloration by the light and heat in an interlayer film including a resin layer colored with a coloring agent. The interlayer film for laminated glass according to the present invention has an infrared reflective layer, and a first resin layer containing a thermoplastic resin, the first resin layer is arranged on a first surface side of the infrared reflective layer, the infrared reflective layer has a first maximum reflection wavelength at a wavelength of 350 nm to 450 nm, and a second maximum reflection wavelength at a wavelength of 800 nm or more, each of reflectance at the first maximum reflection wavelength and reflectance at the second maximum reflection wavelength is 15% or more, and the first resin layer contains a coloring agent.

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.

The present invention aims to provide a luminescent sheet capable of displaying high-luminance images under irradiation with light and capable of controlling the adhesion to glass, and an interlayer film for a laminated glass and a laminated glass each including the luminescent sheet. Provided is a luminescent sheet including: a thermoplastic resin; a luminescent material; and a cyclic coordination metal compound having a five- or more-membered ring structure formed by coordinating an organic compound having in a molecule two or more atoms of at least one kind selected from oxygen, phosphor, nitrogen, and sulfur, to at least one metal selected from an alkali metal, an alkaline earth metal, and magnesium.

The present invention aims to provide a colored luminescent sheet that enables production of a colored glass providing better aesthetic appearance, and a colored luminescent glass including the colored luminescent sheet. Provided is a colored luminescent sheet including: a thermoplastic resin; a colorant; and a luminescent material that emits visible light having a wavelength of 380 to 750 nm under excitation light.

Provided is a thermoplastic resin film of which adhesive force can be easily adjusted to lie within an appropriate range when the thermoplastic resin film is bonded to other members such as a glass plate. A thermoplastic resin film according to the present invention includes a thermoplastic resin, and a compound represented by the following formula (1). In the formula (1), R1, R2, R3, R4 and R5 each represent a hydrogen atom, an alkyl group, a carboxyalkyl group, a group that is a salt of a carboxyalkyl group and alkali metal, or a group that is a salt of a carboxyalkyl group and alkaline earth metal, and at least one of R1, R2, R3, R4 and R5 represents a carboxyalkyl group, a group that is a salt of a carboxyalkyl group and alkali metal, or a group that is a salt of a carboxyalkyl group and alkaline earth metal.