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发明名称
苯甲酸的纯化方法
摘要
一种苯甲酸的纯化方法,利用沸点高于苯甲酸(benzoic acid)且具有胺基的物质,对以邻二甲苯(ortho–xylene)为原料进行氧化反应制造酸酐(phthalic anhydride)过程中所得到的苯甲酸中间产物进行热处理后,再经过蒸馏处理得到高纯度的苯甲酸。
申请公布号
TW200700378
申请公布日期
2007.01.01
申请号
TW094121994
申请日期
2005.06.29
申请人
南亚塑胶工业股份有限公司
发明人
谢嵩岳;庄荣仁;黄章监
分类号
C07C63/06(2006.01);C07C51/42(2006.01)
主分类号
C07C63/06(2006.01)
代理机构
代理人
主权项
地址
台北市松山区敦化北路201号
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