公开(公告)号：KR1020010036762A

公开(公告)日：2001-05-07

申请号：KR1019990043890

申请日：1999-10-11

Applicant: 고등기술연구원연구조합

Inventor： 장덕례 ,  송정민 ,  김경배

IPC: H01M10/36

Abstract: PURPOSE: A high molecular solid electrolyte is provided which has good mechanical strength, adhesive strength and interfacial property when being employed to a lithium secondary battery. And a lithium secondary battery containing thereof is also provided. CONSTITUTION: The high molecular solid electrolyte comprises: (i) a high molecular matrix which is a terpolymer of polyacrylonitrile, polyvinylidenechloride and polymethylmethacrylate; (ii) an ionic organic salt which is LiPF6 or lithium LiAsF6; and (iii) a solvent which is selected from the group consisting of ethylene carbonate, propylene carbonate, diethyl carbonate, dimethyl carbonate, ethyl methyl carbonate and Y-caprolactone. The lithium secondary battery consists of the cathode(3, 5) being composed of lithium cobalt oxide, the high molecular solid electrolyte(1) and the anode(7) being composed of lithium electrode or carbon electrode.

Abstract translation: 目的：提供一种高分子固体电解质，当用于锂二次电池时具有良好的机械强度，粘合强度和界面性能。 并且还提供其含有的锂二次电池。 构成：高分子固体电解质包括：（i）高分子基质，其是聚丙烯腈，聚偏二氯乙烯和聚甲基丙烯酸甲酯的三元共聚物; （ii）LiPF 6或锂LiAsF 6的离子有机盐; 和（iii）选自碳酸亚乙酯，碳酸亚丙酯，碳酸二乙酯，碳酸二甲酯，碳酸甲乙酯和γ-己内酯的溶剂。 锂二次电池由由钴酸锂构成的阴极（3,5），高分子固体电解质（1）和由锂电极或碳电极构成的阳极（7）构成。

公开(公告)号：KR100322373B1

公开(公告)日：2002-02-07

申请号：KR1019990043890

申请日：1999-10-11

Applicant: 고등기술연구원연구조합

Inventor： 장덕례 ,  송정민 ,  김경배

IPC: H01M10/36

Abstract: 본발명은고분자매트릭스, 이온성무기염및 용매를포함하는고분자고체전해질에있어서, 상기고분자매트릭스가폴리아크릴로니트릴(PAN), 폴리비닐리덴클로라이드(PVdC), 폴리메틸메타클릴레이트(PMMA)의삼중합체[P(AN-co-VdC-co-MMA)]인것을특징으로하는고분자고체전해질을제공한다. 상기용매는에틸렌카보네이트(ethylene carbonate; EC), 프로필렌카보네이트( propylene carbonate; PC), 디에틸카보네이트(diethyl carbonate), 디메틸카보네이트(dimethyl carbonate; DMC), 에틸메틸카보네이트(ethyl methyl carbonate; EMC) 및Υ-카프로락톤으로이루어진군으로부터선택된적어도하나로구성할수 있다. 상기이온성무기염이리튬헥사플로로포스페이트(LiPF) 또는리튬헥사플로로아세네이트(LiAsF)로이루어지는이온성리튬염으로구성할수 있다. 본발명의 P(AN-co-VdC-co-MMA) 삼중합체고분자를이용한고분자고체전해질은리튬 2차전지에채용시기계적강도및 접착력이우수하고계면특성이우수하다.