| 发明名称 | Secondary battery comprising insulator and reinforcing filler | ||
| 摘要 | Disclosed is a secondary battery having a structure in which a jelly-roll having a cathode/separator/anode structure is mounted in a cylindrical battery case and a plate-shaped insulator is mounted on top of the jelly-roll, wherein the insulator has a porous structure in which a plurality of fine pores communicate in a longitudinal direction, or in traverse and longitudinal directions. | ||
| 申请公布号 | US9236630(B2) | 申请公布日期 | 2016.01.12 |
| 申请号 | US201414177631 | 申请日期 | 2014.02.11 |
| 申请人 | LG CHEM, LTD. | 发明人 | Kim Do Gyun;Kim Dong-Myung;Lee Dong Sub;Nam Sang Bong;Jung Sang Sok |
| 分类号 | H01M10/02;H01M10/04;H01M10/052;H01M2/36;H01M10/0587;H01M2/02;H01M2/06 | 主分类号 | H01M10/02 |
| 代理机构 | Birch, Stewart, Kolasch & Birch, LLP | 代理人 | Birch, Stewart, Kolasch & Birch, LLP |
| 主权项 | 1. A secondary battery having a structure in which a jelly-roll having a cathode/separator/anode structure is mounted in a cylindrical battery case and a plate-shaped insulator is mounted on top of the jelly-roll, wherein the insulator has a porous structure in which a plurality of pores communicate in a longitudinal direction, or in traverse and longitudinal directions, and further comprises a reinforcing filler to improve mechanical strength, and wherein the reinforcing filler has a granular or fibrous shape. | ||
| 地址 | Seoul KR | ||