Toyota Jidosha Kabushiki Kaisha

Toyota Motor Engineering & Manufacturing North America, Inc.

Tokyo Institute of Technology

Mitsuru Sakano

Hongfei Jia

Tomohiro Nakano

Yuki Kato

Takamasa Otomo

Ryoji Kanno

Charles Alexander Roberts

Torin C Peck

Paul Timothy Fanson

Takashi Nomura

Keiichi Minami

Masaaki Hirayama

Hiroshi Onizuka

Yusaku Inatomi

Kyoko Kikuchi

Shohei Kawamura

Hisao Yamashige

The main object of the present invention is to provide a sulfide solid electrolyte material having favorable ion conductivity and high stability against moisture. The present invention solves the above-mentioned problem by providing a sulfide solid electrolyte material comprising an Melement (such as Li element), an Melement (such as Ge element, Sn element and P element) and a S element, and having a peak at a position of 2&#x3b8;=29.58&#xb0;&#xb1;0.50&#xb0; in X-ray diffraction measurement using a CuK&#x3b1; ray, characterized in that when a diffraction intensity at the above-mentioned peak of 2&#x3b8;=29.58&#xb0;&#xb1;0.50&#xb0; is regarded as IA and a diffraction intensity at a peak of 2&#x3b8;=27.33&#xb0;&#xb1;0.50&#xb0; is regarded as IB, a value of IB/IA is less than 0.50, and the Mcontains at least P and Sn.

Sulfide solid electrolyte material, battery, and producing method for sulfide solid electrolyte material

A nitrogen oxide (NOx) reduction catalyst that includes a transition metal tungstate having the formula: MWOwherein M is selected from the group consisting of Mn, Fe, Co, Ni, and Cu. The catalyst may be utilized in various environments including oxygen rich and oxygen deficient environments.

Metal tungstates for use as nitrogen oxides reduction catalysts

A main object of the present invention is to provide a sulfide solid electrolyte material having favorable ion conductivity and low reduction potential. The present invention solves the above-mentioned problem by providing a sulfide solid electrolyte material including an Melement (such as a Li element), an Melement (such as a Ge element, a Si element and a P element) and a S element, wherein the material has a peak at a position of 2&#x3b8;=29.58&#xb0;&#xb1;0.50&#xb0; in X-ray diffraction measurement using a CuK&#x3b1; line; and when a diffraction intensity at the peak of 2&#x3b8;=29.58&#xb0;&#xb1;0.50&#xb0; is regarded as Iand a diffraction intensity at a peak of 2&#x3b8;=27.33&#xb0;&#xb1;0.50&#xb0; is regarded as I, a value of I/Iis less than 0.50, and Mcontains at least P and Si.

An object of the present disclosure is to provide a method for producing a NOx storage-reduction catalyst capable of inhibiting decreases in NOx purification performance following exposure to high temperatures. The present disclosure achieves the aforementioned object with a method for producing a NOx storage-reduction catalyst, comprising: (A) supporting potassium compound particles on catalyst support particles by using an potassium dispersed water containing the potassium compound particles, and (B) calcining the catalyst support particles supporting the potassium compound particles; wherein, the potassium compound particles are at least one type selected from the group consisting of oteracil potassium, potassium tetranitroacridone, potassium tetraphenylborate, and potassium tetranitrophenothiazine-9-oxide.

Method for producing NOx storage-reduction catalyst

The present disclosure provides an exhaust gas purification catalyst having improved performance for purifying an exhaust gas, in particular, an exhaust gas containing NOx. The exhaust gas purification catalyst of the present disclosure includes Rh-supporting composite oxide support particles containing Al, Zr, and Ti and Rh-supporting aluminum phosphate-based support particles. Furthermore, in the exhaust gas purification catalyst of the present disclosure, the ratio of the moles of metals constituting the aluminum phosphate-based support particles, relative to the total moles of metals constituting the composite oxide support particles and the aluminum phosphate-based support particles is 7.5% or more and 15.0% or less.

Exhaust gas purification catalyst

The present invention provides a lithium secondary battery having reduced internal resistance. The lithium secondary battery comprises a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode comprises, as a positive electrode active material, a lithium transition metal composite oxide having a layered structure. In a surface regionA of a positive electrode active material particle, at least one species among elements belonging to groups 3 to 7 of the periodic table is supplemented by ion implantation.

Lithium secondary battery

A plating member comprising a lead-free plating material is obtained by the present invention in a manner such that whisker formation on a plating layerof the plating member can be suppressed and thus the plating member has good solderability. In the case of such plating member having, on the surface of a base material, a plating layercomprising a lead-free material (Sn&#x2014;Cu alloy, etc.), the plating layerhas a layer structure of two or more layers (ato a), the average particle diameter of plating particles (Pto P) constituting each layer varies from layer to layer, and the plating particle volume fraction of the plating layeris 80% to 90% when the proportion of plating particles occupying a unit volume is defined as a plating particle volume fraction of 100% on the assumption that a unit volumeis filled with plating particles Peach having the maximum average particle diameter.

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Toyota, Japan

Mitsuru Sakano