Patent ID: 8592076
Filing Date: 2013-11-26
Classification: H01M,Y02E

Abstract:
1. A battery pack comprising: a plurality of batteries; a housing for containing the batteries; and at least one partition plate for separating the batteries from one another, wherein the at least one partition plate includes a metal mesh and a heat insulating layer disposed on each side of the metal mesh, the at least one partition plate is disposed between facing parts of adjacent batteries of the plurality of batteries, the heat insulating layer includes a foam material capable of foaming at a temperature selected from a range of 110° C. or more and less than 200° C., so that the thickness of the heat insulating layer increases when the foam material foams, the foam material comprises a silicate of an alkali metal containing water of crystallization, and the heat insulating layer is in an unexpanded state under normal operating conditions.