Patent ID: 8986888
Filing Date: 2015-03-24
Classification: H01M,Y02E,Y02P

Abstract:
1. A material for a battery, the material comprising: a) carbon present in a proportion of about 5% to 40% by weight; b) an alloy and/or a mixture of silicon with at least one element of main group 1 of the Periodic Table of the Elements excluding lithium comprising sodium and/or potassium present in a proportion of 0.01% to 10% by weight, at least one metallic element and production-related impurities, the elements being distributed within a silicon phase in the case of a mixture; and c) a binder which binds carbon and the alloy and/or the mixture to thereby form a solid material, wherein the alloy and/or mixture is present in a proportion of more than 40% by weight, and the binder is present in a proportion of 3% to 19% by weight.