The invention relates to a method for producing an antimicrobially effective composite material (10), in which at least one molybdenum and/or tungsten containing inorganic compound is bound to at least one further material. Furthermore, the invention relates to an antimicrobially effective composite material (10), which includes at least one molybdenum and/or tungsten containing compound, which is bound to at least one further material.

There is provided a composite tungsten oxide particle dispersion polycarbonate resin composition containing composite tungsten oxide particles expressed by a general formula MxWyOz, metal salt, and polycarbonate resin, wherein the metal salt is a salt of one or more kinds of metal elements selected from Mg, Ni, Zn, In, and Sn.

An object of the present invention is to provide a light-transmissive cover, which does not deteriorate luminance of images projected from a display unit, while easily suppressing heat input from the sun into the display unit of a head-up display without using an expensive member. The present invention is a light-transmissive member for use in a head-up display device, and the light-transmissive member is formed of a polycarbonate-based resin composition, has a thickness in a range of 0.2 to 0.6 mm and contains composite tungsten oxide particles as an infrared ray shielding agent, wherein a content of the composite tungsten oxide particles, A (weight %), and a thickness of a layer containing the composite tungsten oxide particles, B (mm), satisfy the following formula (1):
0.02AB0.12.(1)

A method of decreasing aldehyde content in a polymeric material uses a compound (Z) which includes a moiety of formula (I): wherein each R.sup.1 and R.sup.2 independently represents a substituent, n1 is 0 to 4 and n2 is 0 to 4; wherein X is selected from the group comprising C, N, P, O and S atoms; and each of the two benzene rings includes a moiety formula (A) and a moiety formula (B): NH wherein the carbon atom of moiety (A) and the nitrogen atom of moiety (B) are separated by at least one and not more than two atoms.

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An interlayer film for laminated glass, including a thermoplastic resin and a filler (A) having visible light reflection performance.

An IR-absorbing, impact modified (meth)acrylic composition is presented. The composition contains 1 to 55 wt % impact modifiers and low levels (0.0001 to 2.0 wt percent) of one or more tungsten oxide composite particles. Monolithic/co-extruded sheets, film and profiles of the inventive composition are useful in IR-shielding materials, including a heat shielding layer, thermal control layer, roofs, panels, external and internal coverings, and frames, in use for building, greenhouse panels, window, motor vehicles, rail vehicles, electronics, skylights, window glazing, marine port lighting, roofing covers, roofs for patio, pergola, sunrooms, carports, agricultural films, protective films, siding, window profiles, awnings, solar control film, IR blocking filter, night vision (IR) camera privacy screen or film, and/or laser welding.

Provided is a near-infrared curable ink composition including: a thermosetting resin or a thermoplastic resin; and near-infrared absorbing particles. The near-infrared absorbing particles contain a cesium tungsten oxide having an orthorhombic or hexagonal crystal structure and represented by a general formula: Cs.sub.xW.sub.1-yO.sub.3-z (where 0.2x0.4, 0<y0.4, 0<z0.46).

Near-infrared absorbing particles that includes a cesium tungstate is provided. In the near-infrared absorbing particles, the cesium tungstate has a pseudo hexagonal crystal structure modulated to one or more crystal structures selected from orthorhombic crystal, rhombohedral crystal, and cubic crystal. The cesium tungstate is represented by a general formula Cs.sub.xW.sub.yO.sub.z, and has a composition within a region surrounded by four straight lines of x=0.6y, z=2.5y, y=5x, and Cs.sub.2O:WO.sub.3=m:n (m and n are integers) in a ternary composition diagram with Cs, W, and O at each vertex.

Provided is an alumina-based thermally conductive oxide which has not only an excellent thermal conductivity but also excellent chemical resistance, water-fastness, and electrical insulation property, while exhibiting a satisfactory kneadability (miscibility) into a resin and being capable of producing materials and articles, such as a resin composition, having an excellent shapability. Specifically, the present invention is an alumina-based thermally conductive oxide which is obtained by firing a starting material mixture that contains an aluminum starting material. The aluminum starting material is at least one selected from the group consisting of boehmite, aluminum hydroxide, and alumina; the starting material mixture further contains a boric acid compound and an oxide starting material such as a tungsten compound; and the content of the boric acid compound in the starting material mixture is 0.1 to 5 parts by mass, and the content of the oxide starting material in the starting material mixture is 0.1 to 20 parts by mass each based on 100 parts by mass of the aluminum starting material.

An electromagnetic wave absorbing particle dispersion includes electromagnetic wave absorbing particles containing cesium tungsten oxide represented by a general formula Cs.sub.xW.sub.1-yO.sub.3-z and having a crystal structure of an orthorhombic crystal structure or a hexagonal crystal structure, x, y, and z being 0.2x0.4, 0<y0.4, and 0<z0.46; and a solid medium. The electromagnetic wave absorbing particles are dispersed in the solid medium.