发明名称 |
NEGATIVE ELECTRODE SLURRY COMPOSITION, LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE, AND LITHIUM ION SECONDARY BATTERY |
摘要 |
Provided is a negative electrode slurry composition including a binder resin, a water-soluble polymer, and a negative electrode active material, wherein the binder resin including (A) a styrene-butadiene copolymer latex having a gel amount of 70 to 98% and a glass transition temperature of −30° C. to 60° C. in dynamic viscoelasticity measurement and (B) an acryl polymer latex having a gel amount of 70 to 98% and a glass transition temperature of −100° C. to 0° C. in dynamic viscoelasticity measurement, and the negative electrode active material including a carbon-based active material and a silicon-based active material. |
申请公布号 |
US2015125746(A1) |
申请公布日期 |
2015.05.07 |
申请号 |
US201314403698 |
申请日期 |
2013.06.21 |
申请人 |
ZEON CORPORATION |
发明人 |
Sonobe Kenya;Takahashi Naoki;Yamamoto Norikazu;Adachi Yusuke |
分类号 |
H01M4/62;H01M4/36;H01M4/48;H01M10/0525;H01M4/38;H01M4/583 |
主分类号 |
H01M4/62 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
Tokyo JP |