| 发明名称 |
Preparation of polytetramethylene adipamide. |
| 摘要 |
<p>A process for the preparation of white nylon 4,6 polyamide of high molecular weight from a tetramethylenediamine adipic acid prepolymer, formed under controlled conditions of temperature and water vapor pressure and wherein the plurality of cyclical end-groups in the prepolymer does not exceed 0.20 mg. equivalent per gram of prepolymer.</p> |
| 申请公布号 |
EP0039524(A1) |
申请公布日期 |
1981.11.11 |
| 申请号 |
EP19810200326 |
申请日期 |
1981.03.25 |
| 申请人 |
STAMICARBON B.V. |
发明人 |
GAYMANS, REINOUD JAAP;BOUR, EDMOND HENDRIK JOSEPH PIET |
| 分类号 |
C08G69/36;C08G69/00;C08G69/26;C08G69/28;(IPC1-7):08G69/26;08G69/28 |
主分类号 |
C08G69/36 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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