提供了用所回收的TA和混合苯二甲酸生产增塑剂的工艺流程和工艺参数。
A process flow and parameters of plasticizer manufacture from recovered TA and mixed benzene dicarboxylic acids are provided.
本文报告了308例苯、甲苯、二甲苯及混合苯作业工人的健康状况调查结果。
A survey of the health condition of 308 cases of workers exposed to benzene, toluene, xylol and mixed derivatives of benzene is presented.
利用GC/MS和毛细管气相色谱法对混合苯进行了分析。从至少130种组分中准确鉴定出29种芳烃。
The mixed benzene was analyzed by GC/MS and GC. 29 kinds of aromatics were identified from at least 130 contents in mixed benzene.
早期的大奖赛中,赛车往往使用由暴烈的化学药品和添加剂组成的强力混合物,通常含有大量的苯、乙醇和航空燃油。
Early Grand Prix cars ran on a fierce mixture of powerful chemicals and additives, often featuring large quantities of benzene, alcohol and aviation fuel.
苯和水的混合物就是这样子,举个例子。
That's what happens if you have a mixture of benzene and water, for instance.
依据独立报的报道,该成分是涉及到癌症的主要物质,因为当与维生素c混合后,它转化成一种叫做苯的致癌物质。
The ingredient has been the subject of concern on cancer, because when mixed with Vitamin c, it turns into a carcinogenic substance called benzene, the Independent reported.
针对我国油井结蜡严重的现象,以苯、互溶剂a、互溶剂b和协同剂为原料,制备了一种高效混合清蜡剂。
A high efficient mixed paraffin remover was prepared with benzene, mutual solvent a, mutual solvent b, and a synergic agent as materials.
以环氧树脂为基体,间苯二胺和氨基二苯甲烷的低融点混合物为固化剂,铜粉为导电填料,制备了热固化各向同性导电胶。
Copper conductive adhesives were prepared using epoxy as matrix, the mixture ofm-phenylenediamine and diaminodiphenylmethane as hardener, and copper particles as the con-ducting filler.
通过FTIR技术,对燃用混合不同比例的棉籽生物柴油的柴油机的气态非常规排放物进行了在线测量,对生物柴油排放的二氧化硫、醛类、苯类进行了分析。
Based on FTIR technology, the paper measured the unregulated gaseous emissions from diesel engine which fueled with different blends ratios of cottonseed biodiesel and pure diesel.
以环氧树脂为基体,间苯二胺和二氨基二苯甲烷的低融点混合物为固化剂,铜粉为导电填料,制备了热固化各向同性导电胶。
Copper conductive adhesives were prepared using epoxy as matrix, the mixture ofm-phenylenediamine and diaminodiphenylmethane as hardener, and copper particles as the conducting filler.
分别以无水乙醇及体积比为1:1的无水乙醇与苯的混合溶液为溶剂,以二硫化碳和单质硫为硫源。
Absolute ethanol and a mixed solution of ethanol and benzene with the volume ratio of 1:1 are used as the solvents, and carbon disulfide and sulfur powders as the sulfur ions source, respectively.
本文简要说明了这种仪器的原理、结构和特征,并给出了制备分离甾族反应混合物、吲哚类植物激素、二硝基苯氨基酸的应用结果。
In this paper, the results of preparative separations of steroid reaction pro-ducts, indole auxins, and DNP amino acid mixture with suitable two-phasesolvent systems is introduced.
将其用于拆分DL-对羟基苯甘氨酸外消旋混合物的电渗析过程。
The membranes were then used in the electrodialysis resolution process to separate DL-4-hydroxyphenylglycine racemic mixture.
巯基苯并噻唑或巯基混合物:何为标准品系?。
Mercaptobenzothiazole or the mercapto-mix: Which should be in the standard series?
这种酯或其混合物,也可由硝基苯,硝基甲苯,二硝基甲苯或三硝基苯等附加物来改性。
Such esters, or mixtures thereof may also be modified by additives such as nitrobenzene, nitrotoluence, dinitrotoluene or trinitrololuene .
用2,4 -二硝基苯胺为原料,在混合溶剂中进行部分还原,得到对硝基邻苯二胺。
The starting material 2, 4-dinitroaniline was partially reduced in a mixed solvent to afford 4-nitro-1, 2-phenylenediamine.
探讨了HPLC法同时分析水中苯酚、对苯二酚、间苯二酚和邻苯二酚混合物的条件。
The simultaneous analysis conditions of phenol, hydroquinone, hydroxyphenol and odi-hydroxybenzene mixture by HPLC were discussed.
确定了混合清蜡剂的最佳配方:苯加量(体积分数,下同)45%,协同剂加量45%,互溶剂A加量5%,互溶剂B加量5%。
The optimum formulation of the remover was determined as follow:benzene 45%(vol), mutual solvent A 5%(vol), mutual solvent B 5%(vol), and the synergic agent 45%(vol).
吸附的水,甲醇,苯,或上述吸附质研究了二元混合物在室温静态称重温度。
Sorption of water, methanol, benzene, or binary mixtures of the above-mentioned adsorbates were studied at room temperature with static weighing.
气相氧化法是将空气与汽化后的均四甲苯混合进入含有催化剂的氧化反应器进行氧化反应,反应产物经换热冷却后,均苯四甲酸二酐直接从气相中凝华捕集。
In the method of air phase oxidation the mixed gas that boiling 1,2,4,5-tetramethyl benzene is combined with air is carried into oxidation reactor and reacts and then product gas is cooled.
用高压观测池通过可视观测确定了苯、甲苯和对二甲苯等二元系及三元系的临界性质以及甲苯歧化反应混合物临界性质随着反应进程的变化规律;
The critical properties of both binary and ternary mixtures involved in the toluene disproportionation were measured by using a high-pressure view cell with visual observation.
在纯丙酮和低含水量的混合溶剂中,对羟基苯甘氨酸硫酸盐溶解度很低。
It is found that the solubility of dl-p-HPGS is very small in pure acetone and in the solvent with low water content.
长期接触苯系混合物的人,再生障碍性贫血发病率较高,并能引起白血病。
Chronic exposure to benzene mixture, the pathogenesis of aplastic anemia rate is higher, and can cause leukemia.
本发明涉及新的(苯并)三唑组合物,包含在功能液体例如矿物油中的苯并三唑和N -取代苯并三唑的混合物。
The invention relates to novel (benzo) triazole compositions comprising mixtures of benzotriazoles and N-substituted benzotriazoles in functional liquids, e. g. mineral oil.
将PVPK30、SDS、氟苯尼考混合均匀,粉碎,过150目筛,然后再加入无水葡萄糖,混合均匀。
PVPK30, SDS and florfenicol are mixed uniformly, crushed, pass through a 150mesh screen, and then are added with the anhydrous glucose to be mixed uniformly.
提示,孕期接触苯系混合物对子代的智力发育可能有一定影响。
It indicated that the mixture of benzene, toluene and xylene exposure during pregnancy may affect the intelligence development in offspring.
用萃取剂N_(235)(多种叔胺混合物)浸渍大孔苯乙烯-二乙烯基苯吸附树脂(SDAR)制备了溶剂浸渍树脂(SIR)。
Solvent impregnating resins (SIR) have been prepared by impregnating macroporous styrene-divinylbenzene copolymer adsorption resins (SDAR) in the solution of extracting agent N235.
通过聚苯硫醚(PPS)与大颗粒氧化镁(40~325目) 混合经双螺杆挤出机挤出造粒制备了导热绝缘塑料。
Thermal conductive insulating PPS plastics were made by extrusion compounding PPS with MgO particles of large particle sizeBF(40~325-mesh)BFQ.
为了将产物与其它物料分离,通常将混合固体粉碎,首先用溶剂将二苯砜浸出,然后再经蒸馏、干燥,回收二苯砜。
In order to purify product from other substance, the solid mixtures are usually comminuted and soaked out by diphenyl sulfone, and then recover the solvent by distillation and drying.
为了将产物与其它物料分离,通常将混合固体粉碎,首先用溶剂将二苯砜浸出,然后再经蒸馏、干燥,回收二苯砜。
In order to purify product from other substance, the solid mixtures are usually comminuted and soaked out by diphenyl sulfone, and then recover the solvent by distillation and drying.
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