在二氧六环中它们的量子产率为0.4左右。
此外,对BDMN及二氧六环在汞电极上的吸附现象也进行了研究。
The adsorption of BDMN and solvent (dioxane) on the dropping mercury electrode has also been studied.
利用二甘醇为原料,一水硫酸氢钠为催化剂合成了1,4 二氧六环。
The synthesis of 1,4dioxane employing the diethylene glycol as raw material and sodium bisulfate monohydrate as catalyst was discussed.
在二氧六环的解决办法是通过蒸发浓缩和剩余油是在真空中蒸馏水上热水澡。
The dioxane solution was concentrated by evaporation and the remaining oil was distilled in vacuo on a water bath.
使用均质和复合壳聚糖膜对二氧六环-水和丙酮-水溶液的渗透汽化分离性能进行了研究。
Pervaporation separation of dioxane-water and acetone-water mixtures has been studied by use of chitosan homogeneous and composite membranes.
测定了在水、乙醇、二氧六环中的紫外吸收光谱与克分子消光系数以及萤光光谱和量子产率。
The ultraviolet absorption spectra and molar extinction coefficients, fluorescent spectra as well as quantum yields of nucleoside hydrazones in water, ethanol and dioxane were measured.
推导了异戊二烯在环已烷-二氧六环混合溶剂中的负离子聚合机理,并通过实验进行了验证。
The mechanism of anionic polymerization of isoprene with cyclohexane and dioxane as solvent was studied and improved by experiment.
结果表明,二氧六环木素与过氧化氢反应后的降解产物中羰基明显增多,而且生成了醌型物质。
The results showed that carbonyl groups in degradation products obviously increased and quinoid matters were produced when dioxane lignin reacted with hydrogen peroxide.
确定了1,4 -二氧六环中所含的杂质,对共沸精馏法分离及提纯1,4 -二氧六环有重要指导价值。
Impurities in the dioxane were determined. The analysis method has important directive value for separating and purifying 1, 4-dioxane with azeotropic rectification.
同时还研究了催化剂用量、1,4二氧六环的用量、溶剂种类、反应温度、反应时间、水量及加水方式等对该反应的影响。
The reaction conditions such as dosages of catalyst, 1, 4 dioxane and water, solvent type, reaction temperature and time, adding method were also studied.
但聚二氧六环酮的结晶度较高,不适合直接用做药物控释材料,需要与其他单体进行共聚以改善其亲水性和结晶性等性质。
Poly(p-dioxanone) has high degree of crystallinity which limited it to copolymerize with other monomers to be used as controlled drug release materials.
但聚二氧六环酮的结晶度较高,不适合直接用做药物控释材料,需要与其他单体进行共聚以改善其亲水性和结晶性等性质。
Poly(p-dioxanone) has high degree of crystallinity which limited it to copolymerize with other monomers to be used as controlled drug release materials.
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