| 发明名称 |
Process for preparing polyamides |
| 摘要 |
<p>In a process for producing polyamides by polymerization of lactams in the presence of metal oxides as heterogeneous catalysts, the metal oxides are used in a form which permits mechanical removal from the reaction mixture and are removed from the reaction mixture in the course of or on completion of the polymerization.</p> |
| 申请公布号 |
CZ20003087(A3) |
申请公布日期 |
2000.11.15 |
| 申请号 |
CZ20000003087 |
申请日期 |
1999.02.22 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
MOHRSCHLADT RALF;HILDEBRANDT VOLKER;PIPPER GUNTER;FUCHS EBERHARD |
| 分类号 |
C08G69/18;C08G69/20;(IPC1-7):C08G69/20;C08G69/14;C08F4/18 |
主分类号 |
C08G69/18 |
| 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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