| 对甲酚提纯新工艺的研究 |
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| 引用本文： | 马利群,许长春,张绍军,马海洪,庞金铭.对甲酚提纯新工艺的研究[J].石油化工,1997(2). |
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| 作者姓名： | 马利群 许长春 张绍军 马海洪 庞金铭 |
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| 作者单位： | 天津大学石化技术开发中心 |
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| 摘 要： | 以粗对甲酚作原料通过分步结晶技术得到高纯度对甲酚。在结晶过程中研究了连续通气、脉冲通气和原料纯度对结晶分离度的影响；在发汗过程中，研究了恒温发汗和变温发汗对发汗提纯的影响。
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| 关 键 词： | 对甲酚 结晶 发汗 纯度 |
A New Process for Purification of p Cresol |
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| Ma Liqun,Xu Changchun Zhang Shaojun,Ma Haihong and Pang Jinming.A New Process for Purification of p Cresol[J].Petrochemical Technology,1997(2). |
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| Authors: | Ma Liqun Xu Changchun Zhang Shaojun Ma Haihong and Pang Jinming |
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| Abstract: | High quality p cresol was obtained from crude feed by means of fractional crystallization The influence of various operational conditions such as the patterns of gas supply and impulse of gas and purity of crude feed on the crystallization separation, the influence of sweating at constant temperature and at varying temperatures on sweating separation were investigated |
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| Keywords: | p cresol crystallization sweating purification |
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