英语释义

1. any of three isomeric acids C8H6O4 obtained by oxidation of various benzene derivatives

2. a crystalline cyclic acid anhydride C8H4O3 used especially in making alkyd resins

片语

Phthalic monoperoxyacid单过氧邻苯二甲酸

phthalic acid邻苯二甲酸

Phthalic annychide全称为邻苯二甲酸酐

phthalic anhydride[有化] 邻苯二甲酸酐；肽酸酐

Phthalic anh苯酐

oxydi phthalic二苯醚四甲酸

phthalic paint苯二甲酸涂料

phthalic amide邻苯二甲酰胺

phthalic diester邻苯二甲酸酯

Phthalic dicarboximide酞酰亚胺

Phthalic Butane酞丁烷

英汉例句

• A mathematic modelling of gas catalysis kinetics ofm phthalic nitrile chloration reaction is established based on the hypothesis and simplification of the reaction.

  对间苯二甲腈气相氯化反应过程提出了合理的假设与简化，从反应机理出发建立了一个动力学数学模型。

• The flow sheet and operation in phthalic anhydride plant system after the adding partial condensator were introduced.

  介绍了苯酐装置系统中增加部分冷凝器的流程，操作讨论了加部分凝冷器前后的经济效益。

• In this article, the monitoring method of phthalic acid ester in air was established by gas chromatography.

  本文通过气相色谱法建立了大气中邻苯二甲酸酯的监测方法。

• Through the analysis of the experimental data, discussed the optimum condition and the practical operating rules of the phthalic anhydride catalyst loading, and the scientific testing after loading.

  以实践中取得的真实数据，探讨了苯酐催化剂装填的最佳条件、装填的实际操作规程、装填后催化剂科学测试等几方面难题。

• Based on reaction kinetics, the process flow diagram of continuous esterification and reaction conditions were set. The conversion of phthalic anhydride was over 99.8%.

  应用酯化反应动力学，确定了连续酯化的流程及操作条件，苯酐的转化率达到99.8%以上。

• Any of a group of chemical compounds formed by a reaction of phthalic anhydride with a phenol from which certain synthetic dyes are derived.

  酞一组化合物之一，由邻苯二甲酸酐和酚反应而成，某些合成染料是由此提取的。

• The method according to the invention allows an increase in total yield of phthalic anhydride without any or without substantial decrease in product quality.

  本发明方法可提高邻苯二甲酸 酐总体收率而不会降低或不会显着降低产品质量。

• The hydrolysis kinetics of phthalic anhydride was investigated.

  对邻苯二甲酸酐水解反应动力学进行了研究。

• The paper summarizes the environmental hormone behavior, source and existing situation of phthalic acid ester pollutants in air, water, organism and sediment.

  该文叙述了环境中邻苯二甲酸酯类污染物的环境激素行为、来源及在环境空气、水体、生物、底质中的存在情况。

• With the rapid development of related trades, the demand of markets for phthalic anhydride growths more rapidly.

  随着相关行业的快速发展，市场对苯酐的需求量增长较快。

• The catalyst had high activity and high selectivity in esterification of phthalic anhydride with isoamyl alcohol.

  该催化剂对邻苯二甲酸酐和异戊醇的酯化活性高，无副反应。

• Based on the faults occurring in the turbine fan set of a phthalic anhydride plant, some efficient methods were proposed to ensure the safe operation of the plant.

  针对苯酐装置中透平风机机组多次出现的故障采取了有效的处理办法，确保了装置的安全运行。

• An optimizing control configuration for oxidizing reaction in the production of phthalic anhydride is proposed in this paper.

  本文给出一种苯酐生产中氧化反应收率的最优控制方案。

• We studied the effects of the amount of phthalic acid(H2PA), its positive ion and negative ion on photothermographic system based on silver benzotriazole as silver source.

  本文研究了邻苯二甲酸（H2PA）的用量以及H2PA的阴离子和阳离子对以苯并三氮唑银为银源的光敏热显影体系的影响。

• Addition of water to the molecule gives phthalic acid, C6H4 (CO2H) 2.

  在此分子中加上水就成为苯二甲酸c 6 H 4 (CO2H)2。

• The research, development situation and technology keys of the catalyst for preparing phthalic anhydride by oxidation of o -xylene were introduced.

  介绍了邻二甲苯氧化法制苯酐用催化剂的研究情况、发展概况和开发过程中的技术关键。

• The catalysis effect of some catalysts on the synthesis of unsaturated polyester of phthalic anhydride type was studied.

  本文研究了几种催化剂对合成邻苯二甲酸酐型不饱和聚酯的催化作用。

• Salicylic acid, phthalic acid, sodium succinate could serve as co metabolic substrate to enhance the degradation rate of pyrene, and sodium succinate has the best effect.

  水杨酸，邻苯二甲酸，琥珀酸钠能作为共代谢底物提高芘的降解率，琥珀酸钠效果最好。

• It was showed that the plant system modification could prolong condensator life and enhance the yield of phthalic anhydride.

  结果表明，装置系统改造能提高切换冷凝器的寿命，提高苯酐收率。

• Comments on the toxicity and influences of PVC architecture articles, wire and cable and of phthalic ester on environment protection, and narrates the related contents.

  评述有关聚氯乙烯建筑制品、电线电缆和使用邻苯二甲酸酯的毒性和对环保的影响，叙述有关这些方面的内容。