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Preparing azo dye involves diazotizing weak alkaline amine in solvent e.g. ethyl acetate, adding naphthalene-sulfonic acid, fluoboric acid, concentrated sulfuric acid and sodium nitrite; and coupling the diazo salt to form disperse dyes. 专利
申请日期: 2013-01-01, 公开日期: 2013-08-28
作者:  MA W TANG B ZHANG S
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/13
Ethyl acetate preparation comprises performing catalytic synthesis, in which the catalyst is solid super acid-ionic liquid compound supported catalyst. 专利
申请日期: 2012-01-01, 公开日期: 2012-10-03
作者:  JI M LIN L LV M LUO Q
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/18


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