Abstract:
A non-aqueous electrolyte secondary battery has at least negative electrode, a positive electrode, and a separator between the positive electrode and negative electrode. Negative electrode has columnar first negative electrode active materials that are discretely formed on the outer peripheral surface of negative electrode current collector in the winding direction and can reversibly insert and extract lithium ions, and columnar second negative electrode active materials discretely formed on the inner peripheral surface. The positive electrode has positive electrode mixture layers containing a positive electrode active material capable of reversibly inserting and extracting lithium ions, on both surfaces of a positive electrode current collector. The difference between the porosity generated between first negative electrode active materials in negative electrode and that generated between the second negative electrode active materials in winding is set within 1.1%.
Abstract:
An object of the present invention is to provide a multi-layer film excellent in adhesiveness, appearance, transparency, and anti-pinhole property even at high-speed process as well as a multi-layer stretched film excellent in gas barrier property and anti-pinhole property. The invention relates to a multi-layer film which comprises a laminate of: a thermoplastic resin-containing layer; and a layer comprising an ethylene-vinyl alcohol copolymer comprising the following structural unit (1), wherein the thermoplastic resin-containing layer is provided on one side or both sides of the layer comprising an ethylene-vinyl alcohol copolymer, wherein X represents a bonding chain which is an arbitrary bonding chain excluding an ether bond, R1 to R4 each independently represents an arbitrary substituent, and n represents 0 or 1.
Abstract:
Provided are a polypropylene resin composition that excels not only in fluidity but also in balance between rigidity and impact resistance, and that can, when being molded into an automotive injection molded article, provide an automotive injection molded article excelling in weld appearance and flow mark appearance, and an automotive injection molded article made thereof. There is provided a polypropylene resin composition comprising 50 to 65 wt % of propylene-ethylene block copolymer (A-1) containing crystalline propylene homopolymer segment and propylene-ethylene random copolymer segment of 4.0 to 5.5 dl/g in intrinsic viscosity; 1 to 10 wt % of ethylene-α-olefin copolymer rubber (B) of 0.05 to 1 g/10 min in melt flow rate; 8 to 18 wt % of ethylene-α-olefin copolymer rubber (C) of 2 to 20 g/10 min in melt flow rate; and 18 to 25 wt % of inorganic filler (D), the sum of the rubbers (B) and (C) being 17 to 25 wt %. Further, an automotive injection molded article of the composition is provided.
Abstract:
A negative electrode of a lithium secondary battery has a negative electrode active material including at least one element of silicon and tin. Capacities of the positive electrode and the negative electrode of the lithium secondary battery are set as follows. In a completely charged state of the lithium secondary battery charged by a predetermined charging method, the positive electrode active material and the negative electrode active material are in a first partially charged state, respectively. In a completely discharged state of the lithium secondary battery discharged by a predetermined discharging method, the negative electrode active material is in a second partially charged state.
Abstract:
A radio transmitter includes a unit which generates a first instruction to instruct the transmission of a first transmission signal, a unit which generates the first transmission signal based on the first instruction, a unit which generates a second instruction to instruct the transmission of a second transmission signal to be selectively multiplied by an orthogonal code, a unit which generates the second transmission signal based on the second instruction, unit which transmits the first and the second transmission signals, a unit which predicts a collision of the first and second transmission signals, and a unit which stops the first transmission signal while the collision is predicted in a case where the second transmission signal is multiplied by the orthogonal code and which stops the second transmission signal while the collision is predicted in a case where the second transmission signal is not multiplied by the orthogonal code.
Abstract:
A non-aqueous electrolyte secondary battery including: a positive electrode; a negative electrode; a separator interposed between the positive electrode and the negative electrode; a non-aqueous electrolyte; and a porous insulating film adhered to a surface of at least one selected from the group consisting of the positive electrode and the negative electrode, the porous insulating film including an inorganic oxide filler and a film binder, wherein the ratio R of actual volume to apparent volume of the separator is not less than 0.4 and not greater than 0.7, and wherein the ratio R and a porosity P of the porous insulating film satisfy the relational formula: −0.10≦R−P≦0.30.
Abstract:
A non-aqueous electrolyte secondary battery comprising a negative electrode having a current collector provided with convex portions and concave portions on both surfaces, a first columnar body formed in a tilting orientation on the convex portion on one of the surfaces of the current collector, and a second columnar body formed in a tilting orientation on the convex portion on the other surface, a positive electrode having a positive electrode current collector provided with a positive electrode mixture layer containing a positive electrode active material capable of reversibly inserting and extracting lithium ions on both surfaces, and a separator interposed between the positive electrode and the negative electrode in a confronting manner, wherein the first columnar body and the second columnar body on the negative electrode are tilted to an orthogonal direction of a winding direction of the current collector.
Abstract:
A semiconductor device has a Group III nitride semiconductor layer and a gate electrode formed on the Group III nitride semiconductor layer. The gate electrode contains an adhesion enhancing element. A thermally oxidized insulating film is interposed between the Group III nitride semiconductor layer and the gate electrode.
Abstract:
An active region formed of a Group III nitride semiconductor is formed on a substrate. Then, an electrode is formed on the active region and a protective insulating film is formed on a part of the active region located in the peripheral portion of the electrode by oxidizing the Group III nitride semiconductor.
Abstract:
A separator includes a porous sheet, a heat-resistant porous layer, and a metal lithium layer. The heat-resistant porous layer is provided on one of surfaces of the porous sheet. The metal lithium layer is provided on the surface of the heat-resistant porous layer. The separator is disposed between a negative electrode that includes an active material capable of reversibly storing and emitting lithium ions and having a theoretical capacity density of 400 mAh/g or higher, and a positive electrode capable of reversibly storing and emitting lithium ions, so that the metal lithium layer faces the negative electrode.