用工业苯做萃取剂,采用多塔对流萃取的方法回收废水中的乐果。
Taking industry benzene as extraction agent, rogor is recovered from rogor synthesis waste water by multipolar counterflow extraction.
研究表明,此工艺可以有效放宽对催化剂单程寿命的限制,可不经过精制,直接采用工业苯和工业烯烃进行烷基化反应,实现了连续生产。
Linear alkylbenzenes can be produced from unrefined raw materials, and a continuous process can be realized with a lower ratio of benzene to olefin and a higher reaction space velocity.
“由于工业化国家的人处于多溴二苯醚遍布的环境中,即使受精力的小小下降都可能引起公共卫生的广泛影响,”科学家在他们的研究中说道。
“Because exposure to PBDEs is ubiquitous in industrialized nations, even small decreases in fecundability may have wide-reaching public health impacts,” the scientists said in their study.
“由于工业化国家的人处于多溴二苯醚遍布的环境中,即使受精力的小小下降都可能引起公共卫生的广泛影响,”科学家在他们的研究中说道。
"Because exposure to PBDEs is ubiquitous in industrialized nations, even small decreases in fecundability may have wide-reaching public health impacts," the scientists said in their study.
他指出,目前科学家开始研究一种叫邻苯二甲酸盐的化合物,该化合物广泛用于工业生产,起到增塑剂的作用,一些儿童玩具及医药用品中也含邻苯二甲酸盐。
Dr. Landrigan said scientists start concerned about chemicals called phthalates, widely used to make plastic flexible, and found in baby toys and medical supplies.
苯是最简单的芳烃,为有机化工的基本原料,具有十分广泛的工业用途。
Benzene is the simplest of aromatic hydrocarbons, organic chemicals for the basic raw materials, has a very wide range of industrial USES.
在茂名石化公司炼油厂重质(?) 苯脱腊装置上对进口ECA7433和SDA1615两种助滤剂进行了工业试验。
Commercial tests for the imported filter aids ECA7433 and SDA1615 were carried out in heavy lube oil benzol-ketone dewaxing unit in the refinery of Maoming Petrochemical Company.
生产的对二甲苯用于聚脂光纤和塑料瓶,苯则用于工业上生产大范围的塑料、清洁剂和其它化学用品。
Paraxylene is used in the production of polyester fibers and plastic bottles. Benzene is an industrial chemical used to produce a wide range of plastics, detergents and other chemicals.
模型的建立为万吨级渗透汽化苯脱水的工业设计和实施提供了参考。
This model provided a reference for designing dehydration of benzene with pervaporation in industrial scale.
合成了锌与巯基苯并噻唑衍生物的配位化合物,并对其进行了工业应用试验研究。
The complex compounds of zinc and mercaptobenzothiazole derivatives were synthesised and investigated on their industrial application.
南京烷基苯厂再沸油加热炉(F-501炉)系一多变量工业对象。
Nanking Linear Alkyl Benzene Factory's reboiler oil heater (F-501) is a multivariable industrial plant.
工业生产中常用苯、环己烷、正戊烷等作夹带剂进行恒沸精馏生产无水乙醇。
Benzene, cyclohexane and normal pentane etc. are frequently used as entrainers in industrial production of anhydrous alcohol through constant boiling and fine distillation.
虽然生物降解对于工业和生活废水而言是一种经济、有效的净化方法,但在处理硝基苯废水时其高毒性限制了它的使用。
Although biodegradation is regarded as an economical and efficacious purified method in the treatment of industry waste water and sewage, the high toxicity of nitrobenzene would limit its application.
同时改进了精制工艺,用石油醚-苯进行结晶代替高真空蒸馏,简化了工艺,有利于工业化生产。
Meanwhile the refining process was improved, using crystallization from petroleum-benzene instead of high vacuum distillation. The process was simplified for the benefit of industry production.
本文研究结果对高收率合成苯甲醇的新工艺开发和工业反应器的放大设计具有一定参考价值。
The study of this article has value for develop of high-yield synthesis of benzyl alcohol and the enlargement of reaction vessel .
本文介绍了直链烷基苯及其磺酸盐作为阴离子表面活性剂在造纸工业蒸煮制浆和废纸脱墨等工艺过程中的应用。
The application of Chain alkylbenzene and their sulfonates as anion surfactant in digesting, pulping for ink removing of wast paper and making paper industry is presented in this article.
摘要该文综述了对工业溶剂苯的各种接触评估手段、评估步骤、结果分级及进行接触评估的意义。
This review summarizes various ways to make occupational exposure assessment of benzene, the procedure of assessment, the grading of results, the application of exposure assessment.
本文主要论述了矿渣微粉、粉煤灰、废橡胶粉、废弃聚苯颗粒、尾矿砂等工业固体废弃物在干混砂浆中应用的研究进展。
Industrial solid wastes utilized in dry mix mortars mainly include blast furnace slag, fly ash, waste rubber powder, waste expanded polystyrene granule, steel slag and tailing sand.
认为国内应先加强酯交换法合成碳酸二苯酯的研究,尽快实现工业化。
Reinforcing the research on the route of transesterification and realizing industrialization as soon as possible were put forward.
柴油机整机外表油漆涂装现场苯、甲苯、二甲苯(三苯)的测试与监控是工业卫生的一项重要工作。
Testing and monitoring of benzene, methylbenzene and dimethylbenzene on occasion of diesel engine paints coating is very important industrial sanitation work.
改进了中间体3,5-二硝基-4-二正丙胺基苯磺酰氯和最终产品安磺灵的合成方法,使之更适合于工业生产的要求。
The syntheses of 3,5-dinitro-4-di-n-propylamidobenzenesulfong chloride and oryzalin was improved, makes more is fit for the requirement in the industrial production.
寒区工业齿轮油理想添加剂应由粘度指数改进剂、降凝剂、S -P型极压抗磨剂、酚型抗氧剂及苯三唑脂肪胺盐等组成。
The ideal additives for industrial gear oil in cold area should be comprised of improver of viscosity index, pour point depressant, S-P extreme pressure wear inhibitor and benzotriazole fatty amine.
焦化粗苯是炼焦工业的副产品,精制可得到苯、甲苯及二甲苯等化工基础原料。
The crude benzol is the byproduct of coking industry, by the purification of which chemical foundation raw materials such as benzene, toluene and xylene can be obtained.
以手性苯甘氨酸丁酯为拆分剂的方法操作简单、收率较高,适于工业化生产。
The method of using optically active phenylglycine butyl ester as resolution agent can obtain the higher yield, and it is easy to operate. So it is suitable for industrial production.
介绍了偏苯三酸三辛酯的工业制取方法,并对生产技术进行了经济分析,探讨了工业生产中存在的一些技术问题。
The technology of trioctyl trimellitate is introduced, and an economic analysis on it is undertaken. A few problems existing in its production are also discussed.
通过比较认为,氧化还原法是未来实现苯直接羟化合成苯酚工业化的优选方法。
And it is considered that the reduction-oxidation method would be the optimum method for realizing in industry direct hydroxylation of benzene to phenol.
苯不仅仅是化学工业的产品。
碳酸二苯酯是重要的有机中间体,应用于塑料工业。
Diphenyl carbonate (DPC) is an important intermediate in plastic industry.
可以为苯烷基化反应的工业模拟提供重要的基础数据。
This can supply fundamental data for the industrial simulation of benzene alkylation.
可以为苯烷基化反应的工业模拟提供重要的基础数据。
This can supply fundamental data for the industrial simulation of benzene alkylation.
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