abstract |
The invention relates to a heat dissipator with a graphite-containing flat material intended for contact with one or more battery cells. According to the invention, the graphite-containing flat material contains a graphite expandable molding which has a density of 0.05 to 0.6 g / cm 3 , in particular of 0.05 to 0.4 g / cm 3 , in particular of 0.1 to 0.3 g / cm 3 . |