| 发明名称 |
Polycarbonate made from ketone containing cyclic compounds |
| 摘要 |
A polycarbonate comprises structural units derived from a compound comprising a ketone functionality and at least two fused rings, A and B wherein ring A is a saturated ring or ring system having 5 to 7 cyclic carbons and substituted with a ketone functionality and ring B is a saturated ring having 5 to 6 cyclic carbons
|
| 申请公布号 |
US2005209431(A1) |
申请公布日期 |
2005.09.22 |
| 申请号 |
US20050132507 |
申请日期 |
2005.05.19 |
| 申请人 |
THAMPI JEGADEESH;HASYAGAR UMESH K;SHUKLA ANJU S;KUMBHAR PRAMOD |
发明人 |
THAMPI JEGADEESH;HASYAGAR UMESH K.;SHUKLA ANJU S.;KUMBHAR PRAMOD |
| 分类号 |
C07C45/00;C07C49/423;C07C49/453;C08G63/64;(IPC1-7):C08G8/02 |
主分类号 |
C07C45/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
