内聚能密度

内聚能密度法预测C9-DMP体系的汽液平衡

Prediction of the VLE for the C_9-DMP System Based on Cohesive Energy Density

经过对分子运动轨迹数据的分析，计算出不同温度下的无定形模型的内聚能密度（CED），进而计算出溶解度参数.心排血量（CO）；

The solubility parameters derived from the cohesive energy density ( CED ) of each amorphous cell system at different co-melting temperatures were calculated with the molecule modeling analysis module .

为了评价内聚能密度法的适应性，也用单参数Wilson方程法对相同体系的数据作了预测。

In order to evaluate the suitability of this method for predictions , these VLE systems were predicted by One-parameter Wilson equation , too .

结果表明，含氯量越高的CPE其玻璃化转变温度也越高；与分子链间作用力有关的内聚能密度和溶解度参数也越大；

The results showed that the higher the chlorinity , the higher the Tg temperature of CPE , as well as the cohesive energy density and solubility parameter that had relation to intermolecular force ;

通过元素分析和DSC测定研究了CPE的含氯量对其玻璃化转变温度、内聚能密度和溶解度参数、以及CPE/磁粉复合材料性能的影响。

The effect of the content of chlorine in CPE on its glassy change temperature , cohesive energy density , solubility parameter and the physical-mechanical properties of CPE / magnetic powder composite was studied by elementary analysis and DSC .

然后对JP-10，四环庚烷进行分子动力学模拟，计算了燃料的密度、扩散系数、内聚能密度、冰点及粘度，模拟结果与文献值基本相符。

After that the density , diffusion coefficient , cohesive energy density , freezing point and viscosity of JP-10 and quadricyclane were simulated . The results show good agreements with literature data .

聚1,2-丁二烯的内聚能密度和玻璃化温度

Cohesion energy density and glass transition temperature of 1,2-polybutadienes

聚合物内聚能密度对温度的依赖性

The dependence of polymer cohesive energy density on temperature

本文对无定形聚合物的内聚能密度的温度依赖性进行了研究。

The dependence of amorphous polymer cohesive energy density on temperature is studied .

据此，定义了1个新的溶解度参数，它等于液体的内聚能密度除以内压的开方根。

A new solubility parameter thereby defined equals to the cohesive energy density of the liquid divided by the square root of internal pressure .

这是因为，断裂伸长率的变化与分子链的柔性密切相关，而抗拉强度则主要取决于大分子的内聚能密度。

The results show that elongation at break is related to the flexibility of molecular chains , while tensile strength is depended on the cohesive energy .

发现1,2-链节提高了聚1,2-丁二烯的玻璃化温度，同时稍稍降低了它们的内聚能密度。认为这是1,2-链节降低了聚1,2-丁二烯分子链柔顺性的缘故。

It was found that with increasing in the content of 1,2-unit of the polymer , its glass transition temperature increases but the cohesion energy density decreases , due to the stiffening of the molecular chains of 1,2-polybutadienes .