异佛尔酮

The liquid-phase condensation reaction kinetics of isophorone synthesis was investigated by using acetone as raw materials.

研究以丙酮为原料液相法合成异佛尔酮的液相缩合反应动力学。

In this paper, asymmetric synthesis of oxidation reaction of achiral isophorone influenced by artificial centrifugal force field was studied.

通过紫外、红外和圆二色光谱表征考察了外在离心力场对非手性化合物异佛尔酮不对称氧化生成光学活性产物的影响。

The results indicated that the total surface basic sites was in favor of increasing catalytic activity, while the higher ratio of medium-strength basic sites was good for improving the selectivity of isophorone.

经过镧改性催化剂的表面总碱量增加，可提高催化剂的活性，但增加的碱量主要位于弱碱性位，因而不利于提高催化剂对于异佛尔酮的选择性。

In this paper, asymmetric synthesis of oxidation reaction of achiral isophorone influenced by artificial centrifugal force field was studied. The reaction system was characterized by UV, Infrared and Circular dichroism.

摘要本文通过紫外、红外和圆二色光谱表征考察了外在离心力场对非手性化合物异佛尔酮不对称氧化生成光学活性产物的影响。

In this paper, asymmetric synthesis of oxidation reaction of achiral isophorone influenced by artificial centrifugal force field was studied. The reaction system was characterized by UV, Infrared and Circular dichroism.

本文通过紫外、红外和圆二色光谱表征考察了外在离心力场对非手性化合物异佛尔酮不对称氧化生成光学活性产物的影响。

The PUUs and PUAs synthesized with isophorone diamine showed lower degree of hydrogen bonding for the urea carbonyl groups existed in the system as well as better miscibility between soft and hard segments, compared to those prepared with ethylenediamine or hexanediamine as chain extenders.

用异佛尔酮二胺、乙二胺和己二胺三种扩链剂合成了不同结构的脂肪族聚氨酯脲和聚脲，并考察了扩链剂对聚氨酯脲和聚脲形态结构与性能的影响。

Acetone; Synthesis; Isophorone; Mg-Al composite oxide; Characterization ; Activity evaluation

丙酮； 合成；异佛尔酮；镁铝复合氧化物；表征；活性评价

This algorithm was applied to a typical epoxy polymeric network based on diglycidyl ether bisphenol A and isophorone diamine, obtaining a highly crosslinked infinite network model with the conversion up to 93.7%.

将其应用到异佛尔酮二胺固化双酚A二缩水甘油醚得到的聚合物，产生了一个高度交联无限扩展的聚合物网络模型，其反应转变率达到了93.7%。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。