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采用分离集成技术从碳九芳烃中提取均三甲苯

Haiqiang FENG,Jiquan FU

Chemical Industry and Engineering Progress（2011）

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Abstract
采用萃取精馏和催促精馏相结合的分离集成技术从碳九芳烃中分离均三甲苯.考察了理论塔板数,回流比.萃取剂/进料/催促剂比(质量)对塔顶塔釜均三甲苯产物纯度的影响.结果表明,可得到纯度大于98.0%的均三甲苯产品,适宜的理论板数为102块、适宜的回流比为 15、适宜的萃取剂/进料,催促剂比(质量)为7:1:0.3.本研究为进一步中试提供了依据.
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Key words
urging fractionation,extractive distillation,mesitylene,carbon nine arene,integrated separation technology
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