二丁基的

N,N,N',N'-tetrabutyl-3-oxa-pentanediamide presents excellent extraction abilities for actinides elements. The effects of hydrolysis and radiation on extraction behavior of U with TBOPDA have been investigated.

N，N，N'，N'四丁基 3 氧戊二酰胺对锕系元素具有良好的萃取性能，为了考察TBOPDA稳定性，研究了温度、酸度和吸收剂量对TBOPDA萃取性能的影响。

The measurement results of the energy levels indicate that the electron affinity of the compound is higher than that of PBD which is the normal electron-transporting material.

测量结果表明，该化合物具有较高的电子亲和势，明显高于常用的电子传输材料2-（4-联苯基）－5-（对叔丁基苯基－1，3，4-恶二唑。

Tert-butyl- pyrocatechol is one of important organic substance.

对国内外对叔丁基邻苯二酚的合成工艺及其最新的研究进展进行了介绍。

Crystals of the compound represented by the formula (wherein TBS represents t-butyldimethylsilyl and Ph represents phenyl) or of a salt or solvate of the compound.

本发明涉及式表示的化合物(其中TBS表示叔丁基二甲基甲硅烷基且Ph表示苯基)或其盐或溶剂合物的晶体。

The results show that the urushiol dimer has the similarstructure with this compound.Therefore,we concluded that thestructure of alkyl phenyl ether is main structure formed in urushiolpolymerization.

合成并用2D—NMR方法研究了烷基芳醚化合物：2—丁基苯醚此化合物的NMR数据进一步确证了烷基芳醚型漆酚二聚体的存在。

The title nano-sized polymeric microgels were synthesized by emulsion polymerization method,using divinyl benzene as crosslinking agent and methyl methacrylate,hydroxyl ethyl methacrylate,butyl acrylate as monomers.

通过乳液聚合的方法，以二乙烯基苯为交联剂，用甲基丙烯酸甲酯、甲基丙烯酸-β-羟乙酯、丙烯酸丁酯等丙烯酸酯类单体合成纳米尺寸的聚合物微凝胶粒子。

Preparation and Photoelectric Properties of Poly (2, 5-Dibutyloxy)-1, 4-Phenylene Vinylene

CEPS 思博网--文章书目；-1页数：4 需求点数：16 电子全文：请登入。篇名聚（2，5-二丁氧基）对苯乙炔的制备及其光电性能

With peroxide value as experimental index, the oxidative stability of cold pressed oil of Xanthoceras sorbifolia Bunge seed was studied by Schaal experiment using TBHQ, PG and V as antioxidants, V and critic acid as synergists.

采用Schaal烘箱加速法，以叔丁基对苯二酚、没食子酸丙酯、生育酚V(下标 E为抗氧化剂，抗坏血酸V(下标 C和柠檬酸为增效剂，过氧化值为试验指标，研究了光线、温度等对冷榨文冠果籽油抗氧化性能的影响。

After the digestion of the samples of the effort of the mixed acid, in the condition of pH=2~2.8, the lead in the sample solution and the added pyrrolidine a two-ammonium thiosulfate can come into being a metal complex. With A methyl isobutyl ketone extraction, the lead complexes can be divided from the water phase.

采用混合酸对样品进行消化处理后，在pH2~2.8时，样品溶液中铅与加入的吡咯烷二硫代氨基甲酸铵形成金属络合物，用甲基异丁基甲酮萃取，使铅络合物与水相分开。

It is also the world's leading producer of granular urea, and the second biggest producer of ethylene glycol, methanol and MTBE.

这亦是世界领先的生产者颗粒尿素，而第二个最大生产乙二醇，甲醇和甲基叔丁基醚。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。