| 发明名称 |
Production of aromatic polyamides |
| 摘要 |
Aromatic polyamides having high polymerization degree are produced by polycondensing an arylene-containing aminocarboxylic acid, or a dicarboxylic acid with an aromatic diamine in the presence of a phosphorus compound, a tertiary amine and a metal halide using N-methylpyrrolidone and/or dimethylacetamide as a solvent.
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| 申请公布号 |
US4045417(A) |
申请公布日期 |
1977.08.30 |
| 申请号 |
US19750609740 |
申请日期 |
1975.09.02 |
| 申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
YAMAZAKI, NOBORU;HIGASHI, FUKUJI |
| 分类号 |
C08G69/00;C08G69/04;C08G69/12;C08G69/32;(IPC1-7):C08G69/12 |
主分类号 |
C08G69/00 |
| 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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