| 发明名称 |
BINDER COMPOSITION FOR SECONDARY BATTERY POROUS MEMBRANE, SLURRY FOR SECONDARY BATTERY POROUS MEMBRANE, POROUS MEMBRANE FOR SECONDARY BATTERY, AND SECONDARY BATTERY |
| 摘要 |
A binder composition for a porous membrane of a secondary battery, including a polycarboxylic acid and water, wherein the polycarboxylic acid includes a carboxylic acid group-containing monomer unit in an amount of 20% by weight or more and 50% by weight or less, the polycarboxylic acid is water-insoluble at a pH of 6.5 or less and water-soluble at a pH of 8 or more, and the binder composition for a porous membrane of a secondary battery has a pH of 6.5 or less; and a slurry for a porous membrane of a secondary battery using the binder composition, a porous membrane for a secondary battery, and a secondary battery. |
| 申请公布号 |
US2016359156(A1) |
申请公布日期 |
2016.12.08 |
| 申请号 |
US201515116634 |
申请日期 |
2015.02.03 |
| 申请人 |
ZEON CORPORATION |
发明人 |
OHKUBO Yuuki |
| 分类号 |
H01M2/16;C08K3/22;C08L33/06;H01M2/14;H01M10/0525 |
主分类号 |
H01M2/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A binder composition for a porous membrane of a secondary battery, comprising a polycarboxylic acid and water, wherein
the polycarboxylic acid includes a carboxylic acid group-containing monomer unit in an amount of 20% by weight or more and 50% by weight or less, the polycarboxylic acid is water-insoluble at a pH of 6.5 or less and water-soluble at a pH of 8 or more, and the binder composition for a porous membrane of a secondary battery has a pH of 6.5 or less. |
| 地址 |
Tokyo JP |
