| 发明名称 |
PROCESS FOR THE PREPARATION OF POLYESTER RESIN |
| 摘要 |
A process for the preparation of aromatic polyester resins, in which the resin obtained from the polycondensation phase in the molten state conducted by utilising a titanium based compound as catalyst, is subjected to a solid state polycondensation reaction in the presence of a dianhydride of a tetracarboxylic acid.
|
| 申请公布号 |
CA2292986(A1) |
申请公布日期 |
2000.06.23 |
| 申请号 |
CA19992292986 |
申请日期 |
1999.12.21 |
| 申请人 |
SINCO RICERCHE S.P.A. |
发明人 |
GIOVANNINI, ARIANNA;BALLICO, ENRICO;AL GHATTA, HUSSAIN |
| 分类号 |
C08G63/82;B29C47/00;C08G63/181;C08G63/20;C08G63/80;C08G63/85;(IPC1-7):C08G63/85 |
主分类号 |
C08G63/82 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
