Use plants to manufacture purified terephthalic acid (PTA) and monoethylene glycol (MEG).
利用植物生产纯化对苯二甲酸（PTA）和单乙二醇（MEG）。
Purified terephthalic acid, one of the main raw materials of polyester, is produced by p-xylene liquid phase oxidation.
精对苯二甲酸是聚酯工业的主要原料，目前主要采用对二甲苯空气氧化法生产。
The properties of purified terephthalic acid(PTA)waste mud in the process of PTA sewage tank were intro- duced briefly.
简要介绍了精对苯二甲酸（PTA）生产过程中，外排至污水厂活性污泥处理池中形成的污泥废料的性状。
Purified terephthalic acid (PTA), produced mainly by the method of air oxidation of xylene, is a raw material for the polyester industry.
精对苯二甲酸是聚酯工业的原料，主要采用对二甲苯空气氧化法生产。
This paper reports a novel, simple, rapid and accurate method for determination of 4-CBA and p-TOL in purified terephthalic acid by capillary electrophoresis.
报道了利用毛细管电泳技术检测精制对苯二甲酸中的主要杂质4-羧基苯甲醛和对甲苯甲酸的方法。
The operation condition of indigenous palladium-carbon catalyst was analyzed, two batches of the catalysts used in purified terephthalic acid(PTA) unit sequentially.
分析了中国石油化工股份有限公司天津分公司精对苯二甲酸（PTA）装置先后采用的两批国产钯碳催化剂使用状况。
The Effects of cobalt and manganese on the activity of anaerobic sludge in the treatment of waste water from the production of purified terephthalic acid (PTA) were studied.
研究了钴、锰对生产精对苯二甲酸(PTA)的废水处理中厌氧污泥活性的影响。
By analysis of the production of polyethylene terephthalate (PET), the adjustment and effect of esterification process using purified terephthalic acid (PTA) purchased outside were discussed.
通过对聚对苯二甲酸乙二醇酯(PET)生产的分析，论述了当使用外购精对苯二甲酸(PTA)时，酯化工艺的调整及效果。
The results show that the PTA crystallization kinetics parameters using optimization and regression can be utilized preferably to the modeling of purified terephthalic acid multistage crystallizer.
研究结果表明，优化回归得到的精对苯二甲酸结晶动力学方程能够较好地模拟PTA连续多级降压蒸发结晶过程。
The results show that the PTA crystallization kinetics parameters using optimization and regression can be utilized preferably to the modeling of purified terephthalic acid multistage crystallizer.
研究结果表明，优化回归得到的精对苯二甲酸结晶动力学方程能够较好地模拟PTA连续多级降压蒸发结晶过程。
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