| 摘要 |
Disclosed is an electrochemical cell, comprising: a metal container having a closed bottom end, a sidewall and an open end; a cell cover disposed in the open end of the container; a positive electrode ; a negative electrode comprising lithium; a separator disposed between the positive and negative electrodes; a nonaqueous electrolyte comprising an organic solvent; and a seal member gasket, disposed between the container and a portion of the cell cover, comprising a thermoplastic resin body having a surface coating; wherein the surface coating comprises at least one selected from the group consisting of: i) an electrically insulating, inorganic material; and ii) a metalized layer that is non-permeable to the electrolyte, wherein the surface coating is applied to at least one of the following a) an inner surface of the gasket that is in communication with a reaction chamber defined by the container and the cell cover and containing the positive electrode, the negative electrode, the separator and the electrolyte, and b) an outer surface that is not in communication with the reaction chamber. |
