| 发明名称 |
SOLUBLE MONO-ALKYL STANNOIC ACID CATALYST AND ITS USE IN PREPARING HIGH MOLECULAR WEIGHT POLYESTERS |
| 摘要 |
A soluble mono-alkyl Stannoic Acid/glycol liquid phase catalyst produced from the reaction of a mono-alkyl Stannoic Acid and a glycol at a temperature of from at least 180 ~C, and its use in preparing high molecular weight polyester polymers.
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| 申请公布号 |
CA2267132(A1) |
申请公布日期 |
1998.04.16 |
| 申请号 |
CA19972267132 |
申请日期 |
1997.10.06 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
BRUGEL, EDWARD GUS |
| 分类号 |
B01J31/12;C07F7/22;C08G63/82;C08G63/85;(IPC1-7):C07F7/22 |
主分类号 |
B01J31/12 |
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