Patent ID: 9343775
Filing Date: 2016-05-17
CPC Classification: H01M,Y02E

Claim Text:
1. A nonaqueous electrolyte battery, the battery comprising: a positive electrode; a negative electrode; and an electrolyte, wherein the electrolyte contains a nonaqueous solvent, an electrolyte salt, a matrix polymer and a ceramic powder, and further contains at least one of an polyacid and a polyacid compound selected from the group consisting of phosphomolybdic acid, silicomolybdic acid, silicotungstic acid, a phosphomolybdic acid compound, a silicomolybdic acid compound and a silicotungstic acid compound, wherein the electrolyte is impregnated in a negative electrode active material layer contained in the negative electrode, wherein a content of the at least one of the polyacid and the polyacid compound in the electrolyte is 0.01 by mass to 5.0 by mass of the negative electrode active material contained in the negative electrode, and wherein the ceramic powder contains at least one member selected from the group consisting of Al