1) low molecules organic solvents
小分子有机溶剂
1.
This paper investigated the influences of ten types of low molecules organic solvents on the thermodynamics of PVDF casting solutions and membrane structures.
考察了10种小分子有机溶剂添加剂对 PVDF/DMAc 制膜体系热力学与膜结构的影响。
2) small molecular organic solvent
低分子有机溶剂
1.
The results show that a narrow size distribution can be abtained by dispersing of small molecular organic solvent,and the average particle size of powder is 1.
结果表明 :与用有机高分子分散剂PEG改性处理相比较 ,采用低分子有机溶剂分散处理所制得的BZP粉体具有较窄的粒度分布 ,平均粒径 1 6 μm~ 1 8μm ,在同样的烧结条件下 ,烧结体的抗压强度也明显优于前者。
3) small molecule solvent
小分子溶剂
1.
Measurement of infinite dilution diffusion coefficients of small molecule solvents in nascent polyethylene particles by inverse gas chromatography;
反相气相色谱法测定小分子溶剂在聚乙烯粒子中的无限稀释扩散系数
2.
Gas chromatography is a new, fast, exact and convenient technique to study the relations between small molecule solvents and polymer materials.
气相色谱法测定溶剂与聚合物材料之间的相互关系是一个快速、准确、方便的方法,为此利用气相色谱法测定了小分子溶剂在不同交联剂含量的交联硅橡胶中的无限稀释扩散系数,并研究了交联剂用量对无限稀释扩散系数的影响,这为研究交联硅橡胶特性提供了新方法。
3.
Gas chromatography is a new, fast, accurate and convenient technique to study the correlation of small molecule solvents and polymer membrane materials.
气相色谱法研究小分子溶剂与高分子聚合物材料之间的相互作用是一个快速、准确、方便的方法 ,可以测量多种小分子溶剂在聚合物中的溶解、扩散参数。
4) organocatalyst
有机小分子催化剂
1.
Research development of proline and its derivatives as organocatalysts;
脯氨酸及其衍生物有机小分子催化剂的研究进展
2.
The direct aldol reactions catalyzed by organocatalyst derived from 2-amino-2'-hydroxy-1,1'-binaphthyl were studied.
研究了2-氨基-2'-羟基-1,1'-联萘衍生的有机小分子催化剂催化的直接羟醛缩合反应。
3.
These proline derivatives have been successfully used as chiral organocatalysts in asymmetric synthesis and have received extraordinary attentions due to their many advantages over the existing organocata- lysts.
脯氨酸衍生物新型手性有机小分子催化剂具有独特优势,对映选择性好,在不对称合成中发挥着越来越重要的作用,应用前景广阔。
6) small organic molecule catalyst
有机小分子催化剂
1.
L-proline as a typical direct asymmetric small organic molecule catalyst promotes aldol reactions.
对近些年来L脯氨酸(LProline)等6类有机小分子催化剂催化不对称直接Aldol反应的特点、实用范围及结果作了详细介绍,认为该领域具有广阔的发展前景。
补充资料:有机溶剂的增感效应
分子式:
CAS号:
性质:又称有机溶剂的增感效应(sensitizing effect of organic solvent)。在火焰原子吸收分析中使用有机试剂和溶剂可以提高测定的灵敏度和降低干扰。在测定水溶液中加入混溶的有机溶剂,如加40%丙酮,可提高灵敏度3倍。也可以适当的有机试剂与待测元素形成络合物并萃取到有机相中进行测定。这样的有机溶剂不仅起分离富集作用,有时还会提高灵敏度几十倍。
CAS号:
性质:又称有机溶剂的增感效应(sensitizing effect of organic solvent)。在火焰原子吸收分析中使用有机试剂和溶剂可以提高测定的灵敏度和降低干扰。在测定水溶液中加入混溶的有机溶剂,如加40%丙酮,可提高灵敏度3倍。也可以适当的有机试剂与待测元素形成络合物并萃取到有机相中进行测定。这样的有机溶剂不仅起分离富集作用,有时还会提高灵敏度几十倍。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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