| 摘要 |
A battery, in which the content of material remaining in the battery interior caused by an ion-conductive high- molecular compound to bring about lowering of battery performance such as expansion and short-circuiting etc. of battery, is controlled to 0.1 wt% or smaller. Sulphate ion, para-toluenesulfonate ion, chlorine ion, polyethylene glycol, acrylic acid and methacrylic acid, etc. for example, may be mentioned as this material. |
