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Making aqueous brucite-based composite flame retardant adding micron-level magnesium-based flame retardant to reactor, adding phosphoric acid ethanol solution and organic amine ethanol solution, stirring, reacting, filtering and drying. 专利
申请日期: 2015-01-01, 公开日期: 2015-12-23
作者:  NING G PANG H TIAN P ZHANG H
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/09
Preparation of 2-arylbenzothiazole compound involves reacting o-aminophenylthiophenol derivative and aryl nitrile derivative in presence of protonic acid catalyst chosen from e.g. methanesulfonic acid, phosphoric acid and o-toluic acid. 专利
申请日期: 2015-01-01, 公开日期: 2015-09-16
作者:  BAO M FENG X YU X PU Z
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/09


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