| 发明名称 |
Process for the production of high molecular weight polyesters |
| 摘要 |
The invention relates to a process for the production of a high molecular weight polyester, which comprises reacting a dicarboxylic acid or derivative thereof with a diol in the presence of a combination of compounds of manganese, magnesium, titanium and antimony as a catalyst.
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| 申请公布号 |
US4128533(A) |
申请公布日期 |
1978.12.05 |
| 申请号 |
US19770825421 |
申请日期 |
1977.08.17 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
KOHLER, ARMIN;PELOUSEK, HERBERT;OHSE, HELMUT;WESTERMANN, HANS;MAGOSCH, KARL-HEINZ |
| 分类号 |
C08G63/00;C08G63/82;(IPC1-7):C08G63/14 |
主分类号 |
C08G63/00 |
| 代理机构 |
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