ACTIVE MATERIAL COMPOSITIONS COMPRISING HIGH SURFACE AREA CARBONACEOUS MATERIALS
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United States of America Patent
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Apr 3, 2014
app pub date -
Sep 27, 2013
filing date -
Sep 28, 2012
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Abstract
Disclosed herein are negative active material compositions, comprising: a carbonaceous material having a surface area of at least 250 m2/g; and an organic molecule expander, wherein the ratio of carbonaceous material to expander ranges from 5:1 to 1:1, and wherein the composition has a median pore size ranging from 0.8 μm to 4 μm. Also disclosed are electrodes and batteries comprising such compositions, and methods of making thereof.
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