| 发明名称 |
PROCESS FOR POLYMALEIC ANHYDRIDE |
| 摘要 |
<p>A process for the manufacture of polymaleic anhydride which comprises polymerising maleic anhydride in xylene as solvent, the ortho-isomer content of the xylene being up to 99%, and using di-tertiary butyl peroxide as polymerisation catalyst to give good yields and liquid products which can be easily separated.</p> |
| 申请公布号 |
CA1007792(A) |
申请公布日期 |
1977.03.29 |
| 申请号 |
CA19740190818 |
申请日期 |
1974.01.24 |
| 申请人 |
CIBA-GEIGY (UK) LTD. |
发明人 |
RICHARDSON, NORMAN;JONES, THOMAS I.;MILES, PETER |
| 分类号 |
C08F2/00;C08F2/04;C08F2/06;C08F4/00;C08F4/28;C08F4/34;C08F20/00;C08F20/02;C08F22/04 |
主分类号 |
C08F2/00 |
| 代理机构 |
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代理人 |
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