发明名称 |
Process for removing 1,3-butadiene from vinyl chloride. |
摘要 |
The invention relates to the extensive removal of butadiene from vinyl chloride. The object of the invention is attained when a low-boiling, high hydrogen-chloride fraction is conveyed, while the pyrolysis product is being separated off, on a catalyst which converts the acetylene contained as a by-product with hydrogen-chloride to form vinyl chloride. |
申请公布号 |
ZA9705978(B) |
申请公布日期 |
1998.01.05 |
申请号 |
ZA19970005978 |
申请日期 |
1997.07.04 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
THOMAS WILD;PETER WIDMANN;HELMUT KALLIWODA;INGOLF MIELKE |
分类号 |
B01J27/138;C07C17/08;C07C17/25;C07C17/38 |
主分类号 |
B01J27/138 |
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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