Sumitomo Metal Mining Company, Ltd.

N.e. Chemcat Corporation

Masao Wakabayashi

Satoshi Matsumoto

Kenji Adachi

Takeshi Chonan

Takashi Itoh

Satoshi Yoshio

Kikoo Uekusa

Yasuharu Kanno

Yukio Kosaki

Takashi Matsuda

Makoto Nakamura

Hirofumi Tsunematsu

An electromagnetic wave absorbing particle dispersion includes electromagnetic wave absorbing particles containing cesium tungsten oxide represented by a general formula CsWOand having a crystal structure of an orthorhombic crystal structure or a hexagonal crystal structure, x, y, and z being 0.2≤x≤0.4, 0<y≤0.4, and 0<z≤0.46; and a solid medium. The electromagnetic wave absorbing particles are dispersed in the solid medium.

Electromagnetic wave absorbing particle dispersion, electromagnetic wave absorbing laminate, and electromagnetic wave absorbing transparent base material

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 CsWO, and has a composition within a region surrounded by four straight lines of x=0.6y, z=2.5y, y=5x, and CsO:WO=m:n (m and n are integers) in a ternary composition diagram with Cs, W, and O at each vertex.

Near-infrared absorbing particles, method for producing near-infrared absorbing particles, near-infrared absorbing particle dispersion body, near- infrared absorbing laminate, and near-infrared absorbing transparent base material

A positive-electrode active material precursor for a nonaqueous electrolyte secondary battery is provided that includes a nickel-cobalt-manganese carbonate composite represented by general formula NiCoMnMCO(where x+y+z+t=1, 0.05&#x2264;x&#x2264;0.3, 0.1&#x2264;y&#x2264;0.4, 0.55&#x2264;z&#x2264;0.8, 0&#x2264;t&#x2264;0.1, and M denotes at least one additional element selected from a group consisting of Mg, Ca, Al, Ti, V, Cr, Zr, Nb, Mo, and W) and a hydrogen-containing functional group, wherein H/Me representing the ratio of the amount of hydrogen to the amount of metal components Me included in the positive-electrode active material precursor is greater than or equal to 1.60.

Positive-electrode active material precursor for nonaqueous electrolyte secondary battery and method for manufacturing positive-electrode active material precursor for nonaqueous electrolyte secondary battery

Positive-electrode active material precursor for nonaqueous electrolyte secondary battery, positive-electrode active material for nonaqueous electrolyte secondary battery, method for manufacturing positive-electrode active material precursor for nonaqueous electrolyte secondary battery, and method for manufacturing positive-electrode active material for nonaqueous electrolyte secondary battery

A NO.sub.x removal catalyst resistant to high temperatures, comprising an activated alumina wherein the specific surface area measured by the nitrogen adsorption method is 120 m.sup.2 /g or more, the bulk density measured by the mercury porosimetry is 0.60 g/cm.sup.3 or more, and the skeleton density measured by the mercury porosimetry is 1.80 g/cm.sup.3 or less and silver carried on said activated alumina. Then said catalyst or a structure having said catalyst coated on a substrate is brought in contact with exhaust gas from an internal combustion engine that is operated at a lean fuel/air ratio, such as a lean-burn engine, NO.sub.x can be removed efficiently within a quite short contact time.

No.sub.x removal catalyst and method of purifying exhaust gas by using

A NO.sub.x removal catalyst resistant to high temperatures, comprising an activated alumina wherein the specific surface area measured by the nitrogen adsorption method is 120 m.sup.2 /g or more, the bulk density measured by the mercury porosimetry is 0.60 g/cm.sup.3 or more, and the skeleton density measured by the mercury porosimetry is 1.80 g/cm.sup.3 or less and silver carried on said activated alumina. When said catalyst or a structure having said catalyst coated on a substrate is brought in contact with exhaust gas from an internal combustion engine that is operated at a lean fuel/air ratio, such as a lean-burn engine, NO.sub.x can be removed efficiently within a quite short contact time.

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Chiba, Japan

Masao Wakabayashi