基本信息:
- 专利标题： 폴리카보네이트 수지의 제조방법
- 专利标题（英）：Method for preparing of polycarbonate resin
- 专利标题（中）：聚碳酸酯树脂的制备方法
- 申请号：KR1020020059757 申请日：2002-10-01
- 公开(公告)号：KR100576223B1 公开(公告)日：2006-05-03
- 发明人： 박은덕 , 우부곤 , 홍미정 , 김종훈
- 申请人： 주식회사 엘지화학
- 申请人地址： ***, Yeoui-daero, Yeongdeungpo-gu, Seoul, Republic of Korea
- 专利权人： 주식회사 엘지화학
- 当前专利权人： 주식회사 엘지화학
- 当前专利权人地址： ***, Yeoui-daero, Yeongdeungpo-gu, Seoul, Republic of Korea
- 代理人： 유미특허법인
- 主分类号： C08G64/20
- IPC分类号： C08G64/20
폴리카보네이트 수지, 중합촉매, 질소 함유 유기 염기성 화합물, 포스포라닐리덴 암모늄염, 에스테르 교환반응, 고상중합, 디하이드록시 화합물, 탄산 디에스테르
The present invention relates to a method of producing a polycarbonate resin, in particular phosphonic Fora alkylpiperidinyl ammonium salt, or phosphonium Fora alkylpiperidinyl stable in salt and melt polymerization conditions, a polymerization catalyst of a mixture of a compound containing an alkali metal or alkaline earth metal and and is excellent in reactivity, the present invention relates to a method of producing a melt polymerization and solid phase polymerization process by maintaining high catalyst activity and a polycarbonate resin, a polycarbonate resin which can be efficiently produced in a short time in the molecular weight. Polycarbonate resin, a polymerization catalyst, a nitrogen-containing organic basic compound, a phosphonium salt Fora alkylpiperidinyl, transesterification, solid-phase polymerization, dihydroxy compound, carbonic acid diester
公开/授权文献:
- KR1020040032195A 폴리카보네이트 수지의 제조방법 公开/授权日：2004-04-17
信息查询:
EspacenetIPC结构图谱:
| C | 化学；冶金 |
| --C08 | 有机高分子化合物；其制备或化学加工；以其为基料的组合物 |
| ----C08G | 用碳—碳不饱和键以外的反应得到的高分子化合物 |
| ------C08G64/00 | 由在高分子主链上形成碳酸酯键的反应制得的高分子化合物 |
| --------C08G64/20 | .一般制备方法 |