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Preparation of m-(beta-hydroxyethyl sulfonyl)aniline comprises catalyzing m-(beta-hydroxyethyl sulfonyl) nitrobenzene in presence of amorphous nickel alloy as catalyst at pre-determined mixing ratio and process conditions. 专利
申请日期: 2007-01-01, 公开日期: 2007-12-05
作者:  LV L RONG Z WANG Y ZHANG P DU W GUO
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/27
Kettle type catalytic hydrogenation of C5 and C9 petroleum resin for removing color and foreign flavour. 专利
申请日期: 2006-01-01, 公开日期: 2006-07-19
作者:  LU L RONG Z HU S YUAN Z DU W GUO F
收藏  |  浏览/下载:3/0  |  提交时间:2020/01/02


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