发明名称 |
PROCESS FOR THE PREPARATION OF HALOGENATED IMIDES,COMPOSITIONS CONTAINING THEM AND THEIR APPLICATION AS FLAMEPROOFING AGENTS |
摘要 |
The invention relates to the preparation of halogenated imides derived from hydrazine and halogenated dicarboxylic acid anhydride and which can be used as flameproofing agents for plastics. The condensation of hydrazine and halogenated dicarboxylic acid anhydride is carried out in an aqueous medium, at a temperature ranging from 40 DEG to 225 DEG C., with a molar ratio of anhydride/hydrazine substantially equal to 2. |
申请公布号 |
ZA8700405(B) |
申请公布日期 |
1987.09.30 |
申请号 |
ZA19870000405 |
申请日期 |
1987.01.20 |
申请人 |
ATOCHEM |
发明人 |
EVELYNE BONNET;ANDRE GAGNIEUR;BERNARD GURTNER |
分类号 |
C09K21/10;C07D209/48;C07D209/58;C07D209/66;C07D209/76;C08K5/09;C08K5/22;C08K5/25;C08K5/3412;C08K5/3415;C08K5/3417;C09K21/08 |
主分类号 |
C09K21/10 |
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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