• 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乙二醇MEG)。

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  • It is oxidized to form terephthalic acid for polyester resins and fibers.

    氧化生成对苯二甲酸用于生产聚酯树脂和纤维。

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  • The kinetics ofp - xylene oxidation to terephthalic acid was experimentally determined.

    实验测定了对二甲苯高温氧化各步反应动力学数据。

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  • Propyleneglycol, polymer with terephthalic acid, fumaric acid and 2,2-dimethyl-1,3-propanediol.

    二醇对苯二甲酸反丁烯2,2-二甲基-1,3-丙二醇的聚合物

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  • Terephthalic acid is a common organic pollutant which is poisonous and toxic to organism to some extent.

    对苯二甲酸常见的、生物具有一定毒害性有机污染物

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  • Purified terephthalic acid, one of the main raw materials of polyester, is produced by p-xylene liquid phase oxidation.

    精对苯二甲酸聚酯工业主要原料,目前主要采用对二甲苯空气氧化法生产。

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  • 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,外排至污水厂活性污泥处理池中形成污泥废料性状

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  • This paper discusses the research progress on the toxicity of terephthalic acid to different organisms at various life levels.

    本文主要阐述了对苯二甲酸在各级生物水平不同生命体毒性研究进展

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  • Serum angiotensin converting enzyme(SACE)was analyzed in 209 workers exposed to terephthalic acid(TPA)and 107 control workers.

    对209名TPA作业工人107名对照工人的血清血管紧张转换SACE)水平进行分析。

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  • The total concentrations of terephthalic acid and phthalic acid were higher in summer and winter, but lower in spring and autumn.

    对苯二甲酸苯二甲酸质量浓度之和冬季较高、秋季低。

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  • The Rheological property of self - prepared PET synthesized with medium - purity terephthalic acid was studied with capillary rheometer.

    采用毛细管流变仪研究自制纯度对苯二甲酸( MTA)合成聚对苯二甲酸乙二醇酯(PET)流变性能。

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  • Purified terephthalic acid (PTA), produced mainly by the method of air oxidation of xylene, is a raw material for the polyester industry.

    精对苯二甲酸聚酯工业原料主要采用二甲苯空气氧化生产

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  • For resolving the lack of solubility data terephthalic acid in aqueous acetic acid, a method of determining the solubility at high temperature was developed.

    针对对苯二甲酸工业中的溶解度基础数据缺乏的问题,提出了一种测定高温下对苯二甲酸醋酸水溶液中的溶解度的方法

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  • 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-羧基苯甲醛对甲苯甲酸的方法

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  • Separation process of terephthalic acid (TA) from colored alkali reduction wastewater by acidation was studied and TA was simply refined through pretreatment.

    文章研究了酸析法带色减量废水回收对苯二甲酸(TA)过程并且通过废水预处理进行TA的简单精制

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  • Partially substituting for ethylene glycol (EG), 1, 4-cyclohexanedimethanol (CHDM) was copolymerized with terephthalic acid (PTA) to produce copolyesters (PETG).

    1,4 -环己烷二甲醇(CHDM)部分替代乙二醇(EG)对苯二甲酸(PTA)共聚合成共聚酯(PETG)。

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  • 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装置先后采用国产钯碳催化剂使用状况

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  • The key to the question of making the Chemical Fiber Plant meet the environmental protection target is to treat the effluent from terephthalic acid and polyester equipment.

    对苯二甲酸聚酯装置废水处理制约化纤厂环保达标关键

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  • The paper reviews FCC enrichment regeneration technology, CLAUS enrichment sulphur recovery process and the enrichment technology used in terephthalic acid (TPA) equipment.

    综述催化裂化再生技术、富氧克劳斯硫磺回收工艺TPA装置富氧工艺。

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  • 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.

    研究生产精对苯二甲酸(PTA)废水处理厌氧污泥活性的影响。

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  • From economical and environmental points of view, the development of a new oxidation system, which overcomes these disadvantages for the production of terephthalic acid, is desired.

    经济环境角度来看,都需要开发一种新的氧化体系来克服对苯二甲酸生产工艺缺点

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  • So this paper also introduced its microbial production-method. Combining with existing technique, the prospect of producing terephthalic acid with microbial methods was put forward.

    介绍了对苯二甲酸酶法生产,并结合现有技术,提出利用腈水解酶生产对苯二甲酸展望

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  • The present world market of pure terephthalic acid is reviewed. An analysis and projection on the production, import and export, and consumption of China's pure terephthalic acid are given.

    介绍精对苯二甲酸国外市场情况,国内精对苯二甲酸生产进出口消费做了分析预测

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  • 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.

    通过对苯二甲酸乙二醇酯(PET)生产分析,论述了当使用外购精对苯二甲酸(PTA)时,酯化工艺调整效果

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  • 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精对苯二甲酸结晶动力学方程能够好地模拟PTA连续多级降压蒸发结晶过程。

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  • Objective To study injury of liver and kidney among the workers exposed to terephthalic acid(TPA), ethylene glycol(EG) and(or) dowtherm A(DOW), and research for early biological monitoring indexes.

    目的研究对苯二甲酸TPA)、乙二醇EG)、联苯-联苯醚DOW )对职业人群肝肾损伤影响,寻找作业工人健康监护早期指标

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  • Objective To study injury of liver and kidney among the workers exposed to terephthalic acid(TPA), ethylene glycol(EG) and(or) dowtherm A(DOW), and research for early biological monitoring indexes.

    目的研究对苯二甲酸TPA)、乙二醇EG)、联苯-联苯醚DOW )对职业人群肝肾损伤影响,寻找作业工人健康监护早期指标

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