发明申请
WO2011081879A3 ELECTROCHEMICAL CELL COMPRISING A SEPARATOR COMPRISING A NANOWEB CONSISTING ESSENTIALLY OF NANOFIBERS OF FULLY AROMATIC POLYIMIDE
审中-公开
基本信息:
- 专利标题： ELECTROCHEMICAL CELL COMPRISING A SEPARATOR COMPRISING A NANOWEB CONSISTING ESSENTIALLY OF NANOFIBERS OF FULLY AROMATIC POLYIMIDE
- 专利标题（中）：包含含有纳米纤维的分离器的电化学电池，所述纳米纤维包含完全芳香族聚酰亚胺的纳米纤维
- 申请号：PCT/US2010060072 申请日：2010-12-13
- 公开(公告)号：WO2011081879A3 公开(公告)日：2011-11-17
- 发明人： ARORA PANKAJ , BAZZANA STEPHANE FRANCOIS , DENNES T JOSEPH , HOLOWKA ERIC P , KRISHNAMURTHY LAKSHMI , MAZUR STEPHEN , SIMMONDS GLEN EDWARD
- 申请人： DU PONT , ARORA PANKAJ , BAZZANA STEPHANE FRANCOIS , DENNES T JOSEPH , HOLOWKA ERIC P , KRISHNAMURTHY LAKSHMI , MAZUR STEPHEN , SIMMONDS GLEN EDWARD
- 专利权人： DU PONT,ARORA PANKAJ,BAZZANA STEPHANE FRANCOIS,DENNES T JOSEPH,HOLOWKA ERIC P,KRISHNAMURTHY LAKSHMI,MAZUR STEPHEN,SIMMONDS GLEN EDWARD
- 当前专利权人： DU PONT,ARORA PANKAJ,BAZZANA STEPHANE FRANCOIS,DENNES T JOSEPH,HOLOWKA ERIC P,KRISHNAMURTHY LAKSHMI,MAZUR STEPHEN,SIMMONDS GLEN EDWARD
- 优先权： US28662809 2009-12-15
- 主分类号： H01M2/16
- IPC分类号： H01M2/16 ; H01M2/10
摘要：
This invention provides an electrochemical cell comprising a housing having disposed therewithin, an electrolyte, and a multi-layer article at least partially immersed in the electrolyte; the multi-layer article comprising a first metallic current collector, a first electrode material in electrically conductive contact with the first metallic current collector, a second electrode material in ionically conductive contact with the first electrode material, a porous separator disposed between and contacting the first electrode material and the second electrode material; and, a second metallic current collector in electrically conductive contact with the second electrode material, wherein the porous separator comprises a nanoweb consisting essentially of a plurality of nanofibers of a fully aromatic polyimide. Also provided is a process for preparing the multi-layer article. Further provided is an electrochemical cell wherein the separator is a polyimide nanoweb with enhanced properties.
摘要（中）：
本发明提供了一种电化学电池，该电化学电池包括其中设置有电解质的壳体和至少部分浸入电解质中的多层制品; 所述多层制品包含第一金属集流体，与所述第一金属集流体导电接触的第一电极材料，与所述第一电极材料离子导电接触的第二电极材料，设置在所述第一金属集流体之间并接触所述第一 电极材料和第二电极材料; 以及与所述第二电极材料导电接触的第二金属集流体，其中所述多孔分离器包括基本上由多个全芳族聚酰亚胺纳米纤维组成的纳米纤维网。 还提供了用于制备多层制品的方法。 还提供了一种电化学电池，其中隔膜是具有增强性能的聚酰亚胺纳米纤维网。
IPC结构图谱:
| H | 电学 |
| --H01 | 基本电气元件 |
| ----H01M | 用于直接转变化学能为电能的方法或装置，例如电池组 |
| ------H01M2/00 | 非活性部件的结构零件或制造方法 |
| --------H01M2/14 | .隔板；薄膜；膜片；间隔元件 |
| ----------H01M2/16 | ..按材料区分的 |