公开(公告)号：US20150333308A1

公开(公告)日：2015-11-19

申请号：US14389503

申请日：2013-04-04

Applicant: ZEON CORPORATION

Inventor： Yujiro TOYODA ,  Tomokazu SASAKI

IPC: H01M2/16 ,  H01M2/14 ,  H01M10/0525

CPC classification number: H01M2/145 ,  C08K3/22 ,  C08K2003/2217 ,  C08K2003/2227 ,  C09D5/028 ,  C09D7/61 ,  H01M2/1653 ,  H01M2/168 ,  H01M2/1686 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0566 ,  H01M2220/30

Abstract: Provided are a secondary battery separator having good heat durability, high adhesion property with the electrode active material layer formed on the current collector, and good anti-blocking property, and a secondary battery having such a secondary battery separator. The secondary battery separator of the present invention includes an organic separator layer, a heat-durable layer formed adjacent to at least one surface of the organic separator layer, and an adhesive layer formed on the heat-durable layer, wherein the heat-durable layer contains non-conductive particles and a binder, and the adhesive layer contains a particulate polymer having a glass transition temperature (Tg) of 10 to 100° C.

Abstract translation: 本发明提供具有良好的耐热性，与集电体上形成的电极活性物质层的附着性高，防粘连性好的二次电池用隔膜，以及具有这种二次电池隔膜的二次电池。 本发明的二次电池隔板包括有机隔离层，与有机隔离层的至少一个表面相邻形成的耐热层和形成在耐热层上的粘合层，其中耐热层 含有非导电性粒子和粘合剂，粘合剂层含有玻璃化转变温度（Tg）为10〜100℃的粒状聚合物。