• 许多包装材料中含有二叔丁基甲酚BHT)。

    Many packaging materials incorporate BHT.

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  • 考察了丁基酚含量含量涂料性能影响

    The influence of content of para-tertiary butyl phenol on solid and performance of coatings is investigated.

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  • 叔丁基茴香醚(BHA)通常用来防止脂肪腐臭

    BHA is generally used to keep fats from becoming rancid.

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  • 目的寻找合成9-甲氧羰叔丁基方法

    Objective:To search for a new method for synthesis of 9-fluorenylmethoxycarbonyl amino acid tert-butyl ester.

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  • 反应体系中加入介电常数溶剂不利于苯二酚的叔丁基化。

    The addition of solvent with high dielectric-constant would retard catechol tert-butylation.

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  • 国家艺术燃料含氧化合物,特别是地下水叔丁基

    The state of the art on fuel oxygenates, and in particular of MTBE in groundwater, is presented.

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  • 目的探讨丁基醚(MTBE)对大学习记忆能力影响

    Objective To explore the effects of MTBE on the learning and memory ability of rats.

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  • 报道了溶剂对钯催化叔丁基乙炔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.

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  • 丁基(etbe)一种性能优良辛烷值汽油调和组分。

    Ethyl tert butyl ether (ETBE) is a good additive for gasoline with high octane number.

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  • 对国内外有关丁基MTBE毒性研究结果作了综述

    The study results of the toxicity of methyl tertiary butyl ether (MTBE) were reviewed.

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  • 报道了丁基氯化丁基、粘氯酸主要原料合成速螨酮方法

    The synthesis method of Pyridaben was present with taking paratertbutyl benzyl chloride tertiary butyl hydrazine and chloric acid as the raw materials.

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  • 讨论了2,4-叔丁基苯酚、三氯化磷为原料合成氧剂168方法。

    The synthesis of antioxidant 168 has been studied by esterification of 2. 4-ditertbutylphenol and phosphorus trichloride.

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  • 在实验过程中筛选出几种化合物丁基化合物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.

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  • 以4 -叔丁基苯乙烯单体采用自由悬浮聚合法合成了颗粒状吸油树脂

    Granular high oil-absorbing resin was prepared by free radical suspension polymerization process using 4-tert-butyl styrene as monomer.

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  • 有关单纯性疱疹艾滋病治疗使用叔丁基对甲酚(BHT)研究正在进行中。

    Research is underway concerning the use of BHT in the treatment of herpes simplex and AIDS.

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  • 丁基(etbe)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.

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  • 叔丁基甲酚(BHT)还能防止脂肪氧化酸败用来维持食品气味颜色味道

    BHT also prevents oxidative rancidity of fats. It is used to preserve food odor, color, and flavor.

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  • 综述丁基(MTBE)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.

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  • 由于叔丁基特殊结构性质亮氨酸重要医药中间体不对称合成性诱导模板。

    Owing to the special structure and properties, tert-leucine is an important intermediate in pharmaceutical production and a chiral auxiliary for asymmetric synthesis.

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  • 叔丁基(MTBE)作为一种新型的无铅汽油添加剂广泛应用减少含铅汽油空气污染

    Methyl tert-butyl ether (MTBE) is widely used as an addictive in unleaded gasoline to curb the air pollution caused by leaded gasoline.

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  • 研究了对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影响

    The influence of the p tert butyl phenolic resin level on the dynamic properties of NR/NBR/ENR blend was investigated.

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  • 通过甲丁基醚工业实例,阐述了液相径向扩散系数液相有效流速催化精馏过程影响

    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.

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  • 以二叔丁基氧化物(DTBP)引发剂,反应型双挤出机进行ABS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.

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  • 如果用三丁基作为保护使用,应用来将脱去盐酸异丙醇溶剂水三氟乙酸。

    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.

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  • 目前市场应用广丁基醚(MTBE)。由于地下水污染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.

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  • 丁基(MTBE)一种新型汽油添加剂,被用来提高汽油辛烷值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.

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  • 丁基(MTBE)一种新型汽油添加剂常用提高汽油辛烷值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.

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  • 本文研究对甲苯磺酸催化剂氯苯为溶剂,室温附近的条件下,苯酚叔丁基酚与甲反应动力学

    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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  • 本文研究对甲苯磺酸催化剂氯苯为溶剂,室温附近的条件下,苯酚叔丁基酚与甲反应动力学

    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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