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发明名称
乙腈之纯化方法
摘要
本发明之乙腈之纯化方法系包括如下步骤者:于藉由氨氧化反应而生成之含有水之乙腈中添加硷而进行反应后,将反应混合物供给至第一蒸馏塔,将获得之馏出液进而与硷混合而成者分离为乙腈相与水相,然后去除上述水相,并将上述乙腈相供给至第二蒸馏塔;并且将自上述第二蒸馏塔馏出之蒸气作为上述第一蒸馏塔之再沸器之热源。
申请公布号
TWI453185
申请公布日期
2014.09.21
申请号
TW102110542
申请日期
2013.03.25
申请人
旭化成化学股份有限公司 日本
发明人
佐野和彦;伊东孝真
分类号
C07C253/34;C07C255/03
主分类号
C07C253/34
代理机构
代理人
陈长文 台北市松山区敦化北路201号7楼
主权项
一种乙腈之纯化方法,其系包括如下步骤者:于藉由氨氧化反应而生成之含有水之乙腈中添加硷而进行反应后,将反应混合物供给至第一蒸馏塔,将获得之馏出液进而与硷混合而成之物分离为乙腈相与水相后,去除上述水相,并将上述乙腈相供给至第二蒸馏塔;且将来自上述第二蒸馏塔之馏出蒸气作为上述第一蒸馏塔之再沸器之热源。
地址
日本
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