许多包装材料中含有二叔丁基对甲酚(BHT)。
考察了对叔丁基酚含量对固含量和涂料性能的影响。
The influence of content of para-tertiary butyl phenol on solid and performance of coatings is investigated.
叔丁基羟基茴香醚(BHA)通常被用来防止脂肪腐臭。
目的:寻找合成9-芴甲氧羰基氨基酸叔丁基酯的新方法。
Objective:To search for a new method for synthesis of 9-fluorenylmethoxycarbonyl amino acid tert-butyl ester.
反应体系中加入高介电常数的溶剂不利于邻苯二酚的叔丁基化。
The addition of solvent with high dielectric-constant would retard catechol tert-butylation.
国家艺术燃料含氧化合物,特别是地下水中甲基叔丁基醚,是。
The state of the art on fuel oxygenates, and in particular of MTBE in groundwater, is presented.
目的探讨甲基叔丁基醚(MTBE)对大鼠学习记忆能力的影响。
Objective To explore the effects of MTBE on the learning and memory ability of rats.
报道了溶剂对钯催化的叔丁基乙炔低聚反应化学选择性的调控作用。
A novel solvent-controlled chemoselective palladium-catalyzed oligomerization of tert-butyl acetylene was reported in this paper.
乙基叔丁基醚(etbe)是一种性能优良的高辛烷值汽油调和组分。
Ethyl tert butyl ether (ETBE) is a good additive for gasoline with high octane number.
对国内外有关甲基叔丁基醚(MTBE)毒性的研究结果作了综述。
The study results of the toxicity of methyl tertiary butyl ether (MTBE) were reviewed.
报道了以对叔丁基氯化苄、叔丁基肼、粘氯酸为主要原料合成速螨酮的方法。
The synthesis method of Pyridaben was present with taking paratertbutyl benzyl chloride tertiary butyl hydrazine and chloric acid as the raw materials.
讨论了以2,4-二叔丁基苯酚、三氯化磷为原料合成抗氧剂168的方法。
The synthesis of antioxidant 168 has been studied by esterification of 2. 4-ditertbutylphenol and phosphorus trichloride.
在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives.
以4 -叔丁基苯乙烯为单体,采用自由基悬浮聚合法合成了颗粒状高吸油树脂。
Granular high oil-absorbing resin was prepared by free radical suspension polymerization process using 4-tert-butyl styrene as monomer.
有关在单纯性疱疹和艾滋病治疗中使用二叔丁基对甲酚(BHT)的研究正在进行中。
Research is underway concerning the use of BHT in the treatment of herpes simplex and AIDS.
乙基叔丁基醚(etbe)是较甲基叔丁基醚(MTBE)更为优良的汽油添加剂。
Ethyl tert-butyl ether (ETBE) is another better gasoline additive than MTBE.
二叔丁基对甲酚(BHT)还能防止脂肪的氧化酸败,被用来维持食品的气味、颜色和味道。
BHT also prevents oxidative rancidity of fats. It is used to preserve food odor, color, and flavor.
综述甲基叔丁基醚(MTBE)的国内外生产和供需状况以及生产工艺技术经济指标对比。
The production, supply and demand of methyl tert-butyl ether (MTBE) at home and abroad are reviewed and the techno-economic indices of production technologies are also compared in this paper.
由于叔丁基的特殊结构和性质,叔亮氨酸是重要的医药中间体和不对称合成的手性诱导模板。
Owing to the special structure and properties, tert-leucine is an important intermediate in pharmaceutical production and a chiral auxiliary for asymmetric synthesis.
甲基叔丁基醚(MTBE)作为一种新型的无铅汽油添加剂被广泛应用以减少含铅汽油对空气的污染。
Methyl tert-butyl ether (MTBE) is widely used as an addictive in unleaded gasoline to curb the air pollution caused by leaded gasoline.
研究了对叔丁基酚醛树脂用量对NR/NBR/环氧化天然橡胶(ENR)共混物动态力学性能的影响。
The influence of the p tert butyl phenolic resin level on the dynamic properties of NR/NBR/ENR blend was investigated.
通过甲基叔丁基醚工业塔实例,阐述了液相轴向、径向扩散系数与液相有效流速对催化精馏过程的影响。
An example was given to show the influence of the radial, axial diffusion and actual liquid velocity on the performance of an actual MTBE catalytic distillation column.
以二叔丁基过氧化物(DTBP)为引发剂,在反应型双螺杆挤出机中进行ABS接枝马来酸酐的研究。
It was studied that ABS was grafted by MAH, using DTBP as initiator, and reacted in twin-screw extruder.
如果用三叔丁基羟基作为氨基保护基团使用,应用酸来将其脱去,如以盐酸和异丙醇为溶剂或无水三氟乙酸。
If the tertiary butyloxycarbonyl group is being used as amino-protecting group, its removal is effected with acid, such as HCl and isopropanol as a solvent or with trifluoroacetic acid neat.
目前市场应用最广的是甲基叔丁基醚(MTBE)。由于其对地下水有污染,将逐渐退出燃料添加剂市场。
MTBE has been the most widespread additives in the present market, but it will quit this stage soon because of its pollution to underground water.
甲基叔丁基醚(MTBE)是一种新型的汽油添加剂,被用来提高汽油辛烷值和减少汽车尾气中有害物质的排放。
Methyl tertiary butyl ether (MTBE), a new gasoline additive, is added to gasoline as an octane enhancer and used to reduce automotive emissions.
甲基叔丁基醚(MTBE)是一种新型的汽油添加剂,常用来提高汽油辛烷值和减少汽车尾气中有害物质的排放。
Methyl tertiary butyl ether (MTBE) is a new gasoline additive used to increase gasoline octane value and decrease the exhaust of some harmful pollutants, but there is still debate on its toxicology.
本文研究了以对甲苯磺酸为催化剂,氯苯为溶剂,室温附近的条件下,苯酚及对叔丁基酚与甲缩醛反应的动力学。
With p-toluene sulfonic acid used as catalyst and chlorobenzene as organic solvent, the reaction kinetics between phenol and acetal have been studied at room temperature.
本文研究了以对甲苯磺酸为催化剂,氯苯为溶剂,室温附近的条件下,苯酚及对叔丁基酚与甲缩醛反应的动力学。
With p-toluene sulfonic acid used as catalyst and chlorobenzene as organic solvent, the reaction kinetics between phenol and acetal have been studied at room temperature.
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