Patent ID: 8119288
Filing Date: 2012-02-21
Classification: H01M,Y02E,Y02T

Abstract:
1. An exfoliated graphite-based hybrid composition for use as an electrochemical cell electrode, said composition comprising: a) micron- or nanometer-scaled particles or coating which are capable of absorbing and desorbing at least one of alkali or alkaline metal ions wherein said particles have a dimension less than 5 μm or said coating has a thickness less than 5 μm; and b) exfoliated graphite worms that are substantially interconnected to form a porous, conductive graphite network comprising pores, wherein at least one of said particles or coating resides in a pore of said network or attached to a worm of said network and the exfoliated graphite worm amount is in the range of 5% to 90% by weight and the amount of particles or coating is in the range of 95% to 10% by weight;