| 发明名称 |
Process for the recovery of valuable materials in the work-up of polyvinyl chloride |
| 摘要 |
If polyvinyl chloride, in particular plasticiser-containing polyvinyl chloride, is heated to a temperature of from 250 to 500 DEG C in the absence of oxygen, a low-chlorine, carbon-containing residue, plasticiser and hydrogen chloride can be recovered.
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| 申请公布号 |
DE4334212(A1) |
申请公布日期 |
1995.04.13 |
| 申请号 |
DE19934334212 |
申请日期 |
1993.10.07 |
| 申请人 |
HOECHST AG, 65929 FRANKFURT, DE |
发明人 |
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| 分类号 |
C01B7/01;C10B53/07;C10G1/10;(IPC1-7):C08L27/06;C08J11/12;C08J11/02;B29B17/00;F27B7/00;F27B15/00 |
主分类号 |
C01B7/01 |
| 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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