Abstract: Provided are a magnetic disk and, in particular, a compound which makes it possible to realize a lubricant having excellent heat resistance and solubility in a fluorine-based solvent. A perfluoropolyether compound in accordance with an aspect of the present invention has, in hydrocarbon groups at both terminals thereof, five or six hydroxyl groups in total.

Abstract: A glazed element includes a vehicle glazing having an external main face intended to be oriented toward an exterior and an internal main face intended to be on a passenger compartment side, the glazing including a through-hole between the internal main face and the external face, the through-hole being delimited by a side wall of the glazing, and, in the through-hole, an insert made of material that is transparent in an LB range of wavelengths in an infrared spectrum ranging at least from 9.5 ?m to 10.5 ?m, the insert being made of material of refractive index n in the LB range, with an interior face and an exterior face, wherein the interior and exterior faces of the insert form a non-zero angle at an apex A, the insert having a thickness e that is variable and decreasing toward an upper edge of the glazing.

Abstract: A glazing unit containing a glass panel which is low in reflectance for RF radiation, and a coating system which is high in reflectance for RF radiation disposed on the glass panel. The glazing unit also contains a frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z, and having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z, creating onto the glazing unit a bandpass filter. The frequencies selective decoated portion contains a decoated element allowing determined frequencies to pass thought the glazing unit.

Abstract: The invention relates to a multilayer structure (1) for producing a floor or wall covering comprising a linoleum-based backing layer (2) reinforced by a reinforcing frame (3), a wear layer (4) bonded to the backing layer (2), and a decor printing layer (5) positioned between the wear layer (4) and the backing layer (2). According to the invention, the wear layer (4) is made of PET, TPU, PP, PETG, or made of ionomer and is transparent at least to visible light.

Abstract: Polymer interlayers having improved gradient bands and laminates comprising these interlayers are disclosed. The polymer interlayers and laminates comprising polymer interlayers have a gradient band that has a high level of gradient beauty from the perspective of visible light transmittance spectra.

Abstract: A thermoplastic film 10 is a thermoplastic film comprising a light-emitting layer 11, wherein the light-emitting layer 11 comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and a change in yellowness of laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211 (1998) having a thickness of 2.5 mm with the thermoplastic film interposed therebetween after conducting a light resistance test for 2000 hours based on JIS R3205 2005 is 4 or less. The present invention provides a thermoplastic film comprising a light-emitting material, in which the emission intensity is unlikely to lower even when the thermoplastic film is exposed to ultraviolet rays for a long period of time.

Abstract: Disclosed in the present disclosure are a quantum dot dispersed resin molded body, a quantum dot dispersed colloid, and a light emitting device. The quantum dot dispersed resin molded body includes quantum dots dispersed in an acrylate polymer, at least a portion of repeating units of the acrylate polymer comprise a C?C double bond, and the degree of polymerization n of the repeating units is greater than or equal to 2, the quantum dot dispersed resin molded body is formed by cross-linking and curing the quantum dot dispersed colloid.

Abstract: Provided is a reflective optical element that is lightweight and excellent in damping capacity. In the reflective optical element, a resin layer having an optical surface is formed on a metal substrate, and a reflective film is formed on the optical surface, and also, the metal substrate includes an alloy containing Mg as a main component.

Abstract: There is provided an interlayer film for laminated glass with which the visibility can be made uniform over the whole area of laminated glass. The interlayer film for laminated glass according to the present invention contains a thermoplastic resin and a heat shielding compound and has one end and the other end being at the opposite side of the one end and having a thickness thicker than the one end, the absolute value of a difference between the thickness of a thickest portion and the thickness of a thinnest portion is 0.1 mm or more, and in a sheet of laminated glass prepared by sandwiching the interlayer film between two sheets of heat ray-absorbing plate glass with a thickness of 2.1 mm, the absolute value of a difference between the visible light transmittance at the thickest portion of the interlayer film and the visible light transmittance at the thinnest portion of the interlayer film is 4% or less.

Abstract: Polysulfide compositions having a polyether synergist are disclosed. Polysulfide compositions that contain polyether synergists exhibit a rapid onset of cure and have acceptable final properties. The polysulfide compositions can be used as sealants.

Abstract: The present technology relates to an encoding device and an encoding method capable of reducing the amount of information relating to information that specifies a reference image. An encoding unit generates a predicted image using a reference image. A transmission unit transmits inter_ref_pic_set_prediction_flag representing whether reference image specifying information specifying the reference image of a prior image that is an image prior to a current coding image in coding order is used as the reference image specifying information of the current coding image in a case where the current coding image is an image other than a first image of a GOP (Group of Picture). The present technology, for example, can be applied to an encoding device of an HEVC (High Efficiency Video Coding) system.

Abstract: An aqueous adhesive composition and a process for preparing such compositions are disclosed. The composition comprises macromolecular complex comprising (A) a first component comprising (i) a framework element and (ii) a polyphenol, and (B) second component comprising a polypeptide, oligopeptide, amino acid, or polyamine. The framework element comprises (a) a polypeptide, oligopeptide, amino acid, or polyamine, (b) a polysaccharide, oligosaccharide, or monosaccharide, or a saccharide conjugate, or (c) a lignin, a lignan or a lignin conjugate. The polyphenol comprises a tannin, a tannic acid, a flavonoid, or a poly-resorcinol. An adhesive precursor composition comprising the first component is also disclosed.

Abstract: There is provided a novel resist underlayer film forming composition comprising a polymer having a repeating structural unit of formula (1a) and/or (1b): [wherein two R1s are each independently a C1-10 alkyl group, a C2-6 alkenyl group, an aromatic hydrocarbon group, a halogen atom, a nitro group, or an amino group, two R2s are each independently a hydrogen atom, a C1-10 alkyl group, a C2-6 alkenyl group, an acetal group, an acyl group, or a glycidyl group, R3 is an aromatic hydrocarbon group optionally having a substituent or a heterocyclic group, R4 is a hydrogen atom, a phenyl group, or a naphthyl group, two ks are each independently 0 or 1, m is an integer of 3 to 500, p is an integer of 3 to 500, X is a benzene ring, and two —C(CH3)2— groups bonded to the benzene ring are in a meta position or a para position], and a solvent.

Abstract: Shown is an active energy ray-curable coating varnish which is capable of suppressing outward migration from printed matter, and which is capable of simultaneously achieving excellent curability and excellent line applicability, in addition to low yellowing characteristics. The coating varnish contains a (meth)acrylate compound (A) and a photopolymerization initiator (B), wherein at least one compound selected from the group consisting of ethylene oxide-modified pentaerythritol tetraacrylates, ethylene oxide-modified diglycerol tetraacrylates, ethylene oxide-modified trimethylolpropane triacrylates and ethylene oxide-modified ditrimethylolpropane tetraacrylates is used as the (meth)acrylate compound (A), and at least one of 2-hydroxy-1-[4-[4-(2-hydroxy-2-methyl-propionyl)-benzyl]-phenyl]-2-methylpropan-1-one (b1) and oligo[2-hydroxy-2-methyl-1-[4-(1-methylvinyl)phenyl]propanone] (b2) is used as the photopolymerization initiator (B).

Abstract: The invention concerns an adhesive system comprising (a) a resin component comprising a urea based amino resin having an F/NH2 ratio from 0.3 to 0.65; (b) a hardener component comprising at least one acid, acid generating salt or acidic salt; and, (c) an aqueous polymer dispersion; wherein the adhesive system comprises no or less than 0.9 wt % of urea, based on the weight of the entire adhesive system, in addition to any urea present in the urea based amino resin. The invention further concerns a method of producing a wood based product, wood based products obtainable thereby and use of the adhesive system.

Abstract: A coating for application to the surface of an interior building product comprises: a resin formulation such as a melamine formaldehyde resin characterized by its ability to strengthen the interior building product when applied as a coating to the building product; and an aldehyde scavenger selected from the group consisting of; tetraethylene pentamine, propionamide, caprolactam, ammonium hydroxide, sodium bisulfate, sodium metabisulfite, ammonium primary phosphate, ammonium secondary phosphate, a combination of ammonium primary phosphate and ammonium secondary phosphate, a combination of ammonium primary phosphate, ammonium secondary phosphate and a sulfite, a polyvinyl alcohol; adipic dihydrazide and a combination of a polyvinyl alcohol and adipic dihydrazide.

Abstract: Provided is a composition for reflective film comprising a polyvinyl acetal resin, an epoxidized vegetable oil, a solvent, a coupling agent and titanium oxide.

Abstract: Coating compositions comprising a film-forming resin and catalyst associated with a carrier, wherein at least some of the catalyst can be released from the carrier upon application of shear force is disclosed.

Abstract: A multi-layered laminate for producing membranes for electroacoustic transducers, comprises a first layer of a polyether ether ketone film having a heat of crystallisation of at least 15 J/g, a second layer (of a thermoplastic plastic film having a heat of crystallisation of no more than 5 J/g, and an adhesive layer arranged between the first and second layers. Alternatively, the first and second layers are defined by their shrinkage properties after 15 minutes at 200° C.: the first layer has shrinkage of more than 10% in at least one direction, and the second layer has shrinkage of less than 10% in the longitudinal and transverse directions. A laminate constructed in this manner exhibits lower fold formation when processed using multi-cavity thermoforming. The laminates are useful for the production of membranes for electroacoustic transducers.

Abstract: The present invention is in the field of polymer interlayers used in multiple layer glass panels, and specifically the present invention is in the field of antiblocking agents for polymer interlayers and methods of effectively incorporating such agents into interlayers.

Abstract: A robotic electrostatic painting system includes a barrier formed from an electrical insulating material and disposed between adjacent reservoirs for holding a conductive paint used in an electrostatic painting operation. The barrier is shaped and dimensioned with a central plate and upper and lower flanges to block every straight line path between the reservoirs to electrostatically separate the reservoirs and prevent the formation of a ground path or short circuit when there is a voltage difference between the reservoirs. The electrostatic separation of the reservoirs further prevents deterioration of conductive components of the robotic electrostatic painting system.

Abstract: The invention relates to a process for applying a fire-protection coating to a substrate using a process comprising the steps of applying a first clearcoat layer to the substrate, applying an intumescent fire-protection layer to the first clearcoat layer, and applying a second clearcoat layer to the intumescent fire-protection layer.

Abstract: Disclosed herein are aminoplast resin-based coating compositions that provide formable, abrasion-resistant, and weatherable coatings when cured on the substrate. The coating compositions comprise an aminoplast resin; a curing catalyst; a first polyol having an average molecular weight greater than 300; a second polyol having an average molecular weight less than or equal to 300; and at least 5% by weight solids of at least two 2-hydroxyphenol benzotriazole (HPBT)-containing compounds based on the total solids of the coating composition. Also disclosed herein are articles comprising coatings cured from such coating compositions.

Abstract: A composite material is produced from carpet waste and a binding agent, in intimate association, and may also include wood fiber or chips and/or other additives. A method of manufacturing a composite material includes shredding carpet waste, coating the carpet waste with a binding agent, and subjecting the shredded, coated carpet waste to elevated heat and pressure. As an additional step, the composite material may be actively cooled to prevent deformation of the material.

Abstract: The disclosure provides a flexible electrophotographic imaging member having an optically clear, cross-linked anticurl back coating of melamine formaldehyde to effect complete and absolute imaging member flatness.

Abstract: Film laminates are formed from at least three layers A, B and C, each containing at least one plasticizer and at least one polyvinyl acetal, wherein two outer layers A and C each contain at least one identical or different polyvinyl acetal having a proportion of polyvinyl alcohol groups of 18.5 to 23% by weight, at least one inner layer B contains a polyvinyl acetal having a proportion of polyvinyl alcohol groups of 12 to 18% by weight, and at least one of the layers A, B or C contains at least one polyvinyl (iso)acetal. The film laminates can be used for the production of glass/film laminate/glass composites for motor vehicles, aircraft, ships, architectural glazings, façade components, or for the production of photovoltaic modules.

Abstract: The retardation film of the present invention contains a thermoplastic polymer having at least a side chain component (A) oriented in a direction substantially orthogonal to a slow axis, and the absorption edge wavelength (?cut-off) of the side chain component (A) is 330 nm or more, and an in-plane retardation value (Re[450]) at a wavelength of 450 nm is smaller than that (Re[650]) at a wavelength of 650 nm. In the above-mentioned retardation film, the difference (?Re650-450=Re[650]?Re[450]) between the in-plane retardation value (Re[650]) at a wavelength of 650 nm and the in-plane retardation value (Re[450]) at a wavelength of 450 nm is preferably 10 nm or more. The retardation film of the present invention exhibits optical characteristics in which the in-plane birefringence is large and the difference between a retardation value on the short wavelength side and a retardation value on the long wavelength side is large.

Abstract: Getter systems are provided including one or more deposits of getter materials, wherein at least one of the deposits is in contact with a layer of a material having H2O transport properties.

Abstract: The present invention aims to provide an intermediate film for laminated glass which, in the case of being used for constituting a laminated glass, enables to improve the sound-insulating property in a high frequency range of the obtained laminated glass over a wide range of temperature; and a laminated glass. The intermediate film 1 for laminated glass of the present invention comprises a first layer 2 and a second layer 3 which is laminated on a first surface 2a of the first layer 2, each of the first and second layers 2 and 3 contains a polyvinyl acetal resin and a plasticizer, the absolute value of the difference between SP values of the polyvinyl acetal resin and the plasticizer contained in the first layer 2 is 0.5 or smaller, and the laminated glass of the present invention comprises first and second components for laminated glass and the intermediate layer 1 sandwiched between the first and second components for laminated glass.

Abstract: A dispersion includes metallic, metal oxide, or metal precursor nanoparticles; a thermally cleavable polymeric dispersant; an optional dispersion medium; and a thermally cleavable agent. Pastes, coated layers, and patterns may contain the dispersion. A method for producing the specific thermally cleavable dispersant and for producing the metallic nanoparticle dispersions. The dispersions allow the reduction or avoidance of organic residue in coated layers and patterns on substrates, the use substrates of low thermal resistance, and faster processing times.

Abstract: The present invention includes compositions and methods of supplying a corrosion inhibitor including placing a corrosion inhibitor attached to a nanostructure carrier, placing the nanostructure carrier containing the corrosion inhibitor at a location and the nanostructure carrier is capable of releasing the corrosion inhibitor.

Abstract: A carrier belt for fabricating a device or component such as an anisotropic conductive film. The carrier belt includes a substrate having a sacrificial image enhancing layer. Microcavities are formed in the carrier by laser ablation through the image enhancing layer. After the image enhancement layer is removed, a plurality of conductive particles are distributed into an array of microcavities formed by laser ablation on a surface of a carrier belt and transferred to an adhesive layer. The image enhancing layer enables one to form microcavities with a fine pitch and spacing and partitions having a high aspect ratio.

Abstract: The present invention provides an interlayer film for laminated glass, that exhibits an excellent sound-insulating performance for solid-borne sound in an environment at or below 0° C. Another object is to provide laminated glass that is obtained using this interlayer film for laminated glass. The present invention is an interlayer film for laminated glass, that has a sound-insulating layer for which a temperature T1, which is the temperature that gives the maximum value of tan ? at a frequency of 1 Hz, is in the range from ?30° C. to 0° C.

Abstract: Provided is an interlayer for laminated glass which increases sound-insulating properties in a high frequency area in a laminate glass over a wide temperature range. An interlayer film for laminated glass of the present invention includes first, second, and third layers, wherein when a cloud point C1 is measured by using a first liquid containing 100 parts by weight of a first plasticizer and 8 parts by weight of a first polyvinyl acetal resin contained in the first layer, a cloud point C2 is measured by using a second liquid containing 100 parts by weight of a second plasticizer and 8 parts by weight of a second polyvinyl acetal resin contained in the second layer, and a cloud point C3 is measured by using a third liquid containing 100 parts by weight of a third plasticizer and 8 parts by weight of a third polyvinyl acetal resin contained in the third layer, the cloud point C1 is 10° C. or lower; the cloud point C2 is higher than the cloud point C1 by at least 5° C.

Abstract: The present invention provides an interlayer film for laminated glass having a monolayer structure comprising only a first layer or a multilayer structure comprising at least two layers including a first layer and a second layer stacked at least on one face of the first layer, wherein the first layer contains a thermoplastic resin and a first plasticizer represented by the formula (1): and the interlayer film has a monolayer structure or a multilayer structure including at least two layers and includes the first layer further containing a second plasticizer that is a diester compound, or the interlayer film has a multilayer structure including at least two layers and includes the second layer containing a plasticizer and a polyvinyl acetal resin with a hydroxyl content of 25 to 40 mol %.

Abstract: An interlayer film for a laminated glass and a laminated glass, which do not cause an increase in a haze value due to moisture absorption and have excellent moisture resistance are provided. An interlayer film for a laminated glass which contains a polyvinyl acetal resin and a moisture resistance improver is provided.

Abstract: Provided is a lithographic printing plate material having an excellent balance between printing durability and ink-absorbing capability. The lithographic printing plate material has an image-receiving layer on a support, wherein the image-receiving layer contains acetoacetyl-modified polyvinyl alcohol as a resin component, and contains at least 0.4 parts by weight of acetylene glycol per 100 parts by weight of the resin component. The image-receiving layer preferably contains 100 to 300 parts by weight of particles having a mean particle size of 7 to 50 nm, per 100 parts by weight of the resin component. In addition, the support is formed using aluminum that has been subjected to anodic oxidation.

Abstract: The present invention provides an interlayer film for a laminated glass capable of suppressing bubble formation and bubble growth even if the laminated glass is exposed to relatively high temperatures for a long time. An interlayer film for a laminated glass according to the present invention includes a first layer and a second layer laminated on one face of the first layer, each of the first layer and the second layer contains a polyvinyl acetal resin and a plasticizer, and in the case of measuring the viscoelasticity of the first layer as a resin film (glass transition temperature: Tg(° C.)), or the viscoelasticity of a resin film (glass transition temperature: Tg(° C.)) containing 100 parts by weight the polyvinyl acetal resin in the first layer and 60 parts by weight of triethylene glycol di-2-ethylhexanoate (3GO) as a plasticizer, the resin film has an elastic modulus of G?(Tg+170) at (Tg+170)° C. and an elastic modulus of G?(Tg+30) at (Tg+30)° C., and provides a ratio (G?(Tg+170)/G?(Tg+30)) of 0.

Abstract: The invention is directed to latent reactive and polymerizable derivatives of fluorescent stilbene-based compounds. The compounds can be used to provide articles with a fluorescence property, such as medical devices (e.g., catheters). The fluorescent compounds can be used in association with polymers, or can be incorporated into polymers, and the polymers used in a coating composition on the article surface. The compounds allow for visual or machine inspection of coating properties such as uniformity of coverage.

Abstract: The present invention aims to provide an intermediate film for laminated glass which, in the case of being used for constituting a laminated glass, enables to improve the sound-insulating property of the obtained laminated glass, and a laminated glass. The intermediate film 1 for laminated glass of the present invention comprises a first layer 2 which contains a polyvinyl acetal resin and a plasticizer, and the polyvinyl acetal resin and the first plasticizer are a polyvinyl acetal resin and a first plasticizer which have a cloud point of 5° C. or lower when the cloud point is measured using a solution prepared by dissolving 8 parts by weight of the polyvinyl acetal resin in 100 parts by weight of the first plasticizer; and the laminated glass 11 of the present invention comprises first and second components for laminated glass, and the intermediate film 1 for laminated glass sandwiched between the first and second components for laminated glass.

Abstract: The present invention provides an interlayer film for a laminated glass which can suppress bubble formation and bubble growth in the laminated glass. An interlayer film 1 for a laminated glass includes a first layer 2 and a second layer 3 laminated on one face 2a of the first layer 2. Each of the first layer 2 and the second layer 3 contains a polyvinyl acetal resin and a plasticizer. The polyvinyl acetal resin in the first layer 2 is obtained by acetalizing a polyvinyl alcohol resin that has a degree of polymerization exceeding 3000.

Abstract: A stack or roll of alternating layers of films or sheets. The stack or roll includes an interlayer film or sheet with a thermochromic PVB of a polymer, at least one transition metal ion, at least one high epsilon ligand capable of forming a high epsilon metal-ligand complex with the transition metal ion and at least one low epsilon ligand capable of forming an low epsilon metal-ligand complex with the transition metal ion. A desiccant-containing film or sheet is juxtaposed or interleaved with the interlayer film or sheet. The desiccant-containing film or sheet prevents blocking of the interlayer film or sheet and is capable of removing moisture from the interlayer film or sheet. The desiccant-containing film or sheet is releasably attached to the interlayer film or sheet.

Abstract: It is an object of the invention to provide a plasticized polyvinyl acetal composition that is suitably used for an intermediate film of a laminated glass and other applications, specifically, the polyvinyl acetal composition being characterized in that in cases when a layer that is composed of the polyvinyl acetal composition and another resin layer such as a resin layer of a polycarbonate, a poly(meth)acrylic acid ester, or a styrene thermoplastic elastomer are laminated, the plasticizer does not migrate from the polyvinyl acetal layer. The present invention relates to a polyvinyl acetal composition including 100 parts by mass of a polyvinyl acetal and 0.5 to 100 parts by mass of an ester plasticizer or ether plasticizer that is amorphous or has a melting point of 30° C. or less, and has a hydroxyl value of 15 to 450 mgKOH/g.

Abstract: The present invention provides an intermediate film for laminated glass which can improve sound insulation. The intermediate film has a layered structure including at least two layers, comprising: a first layer containing a polyvinyl acetal resin and a plasticizer; and a second layer positioned on a first surface of the first layer. In a phase diagram of three values including a degree of acetalization, a degree of acetylation, and a hydroxyl group content of the polyvinyl acetal resin contained in the first layer, the values of the degree of acetalization, the degree of acetylation, and the hydroxyl group content each fall within a region surrounded by a line including four straight lines connecting first, second, third, and fourth coordinates, which respectively have a degree of acetalization:degree of acetylation:hydroxyl group content of 70 mol %:30 mol %:0 mol %, 34 mol %:30 mol %:36 mol %, 94 mol %:0 mol %:6 mol %, and 100 mol %:0 mol %:0 mol %.

Abstract: The present invention provides an interlayer film for laminated glass which enables production of laminated glass having a high visible transmittance and excellent heat-shielding properties, and enables the laminated glass to retain the high visible transmittance for a long period of time; and provides laminated glass including the interlayer film. An interlayer film for laminated glass according to the present invention includes a first heat-shielding layer and at least one second heat-shielding layer. The first heat-shielding layer includes a thermoplastic resin and at least one component selected from a phthalocyanine compound, a naphthalocyanine compound, and an anthracocyanine compound. The second heat-shielding layer includes a thermoplastic resin and metal oxide particles.

Abstract: A method is disclosed herein for treating a polymeric surface to resist non-specific binding of biomolecules and attachment of cells. The method includes the steps of: imparting a charge to the polymeric surface to produce a charged surface; exposing the charged surface to a nitrogen-rich polymer to form a polymerized surface; exposing the polymerized surface to an oxidized polysaccharide to form an aldehyde surface; and exposing the aldehyde surface to a reducing agent. Advantageously, a method is provided which produces surfaces that resist non-specific protein binding and cell attachment and that avoids the use of photochemical reactions or prior art specially designed compounds.

Abstract: Composites and methods for manufacturing composites are provided herein. In one embodiment, a composite structure is provided including a resin composite material and a surface layer disposed on the resin composite material, wherein the surface layer comprises a phenolic resin. In another embodiment, a vessel comprising a composite overwrapped vessel may be improved in regard to high temperature performance by applying thereto a surface layer comprising a phenolic resin.

Abstract: The present invention provides an interlayer film for a laminated glass which can suppress bubble formation and bubble growth in the laminated glass. An interlayer film 1 for a laminated glass includes a first layer 2 and a second layer 3 laminated on one face 2a of the first layer 2. Each of the first layer 2 and the second layer 3 contains a polyvinyl acetal resin and a plasticizer. In the case of measuring viscoelasticity of a resin film (glass transition temperature: Tg (° C.)) formed from the first layer 2 or a resin film (glass transition temperature: Tg (° C.)) formed with 100 parts by weight of the polyvinyl acetal resin contained in the first layer 2 and 60 parts by weight of a plasticizer of triethylene glycol di-2-ethylhexanoate (3GO), the resin film has an elastic modulus of G?(Tg+80) at (Tg+80)° C. and an elastic modulus of G?(Tg+30) at (Tg+30)° C., and provides a ratio (G?(Tg+80)/G?(Tg+30)) of 0.65 or higher.

Abstract: An interlayer film for a laminated glass includes a first layer, a second layer laminated on one face of the first layer. Each of the first layer and the second layer contains a polyvinyl acetal resin and a plasticizer. The hydroxyl content of the polyvinyl acetal resin in the first layer is lower than the hydroxyl content of the polyvinyl acetal resin in the second layer. The difference between the hydroxyl content of the polyvinyl acetal resin in the first layer and the hydroxyl content of the polyvinyl acetal resin in the second layer is at most 9.2 mol %. If the difference in the content is higher than 8.5 mol % and at most 9.2 mol %, a degree of acetylation of the polyvinyl acetal resin of the polyvinyl acetal resin in the first layer is at most 8 mol %.

Abstract: The invention relates to film laminates, formed from at least three layers A, B and C, each layer containing at least one plasticizer and at least one polyvinyl acetal, wherein, at least one of the layers A, B or C contains at least one polyvinyl (iso)acetal having a mean degree of polymerization of less than 3000, 10 to 25% by weight of polyvinyl alcohol groups and a proportion 50 to 80% by weight of polyvinyl (iso)acetal groups, and wherein layer B has a plasticizer content of less than 32% by weight. The film laminates can be used for the production of glass/film laminate/glass composites for motor vehicles, aircraft, ships, architectural glazings, façade components, or for the production of photovoltaic modules.