溶解度参数

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  • solubility parameter
溶解度参数溶解度参数
  1. PMMA具有较高的表面硬度和较好的耐候性、刚性,且与PVC、ABS溶解度参数相近。

    The solubility parameter of PMMA is similar to PVC and ABS , it has high surface hardness , good weather resistance and rigidity .

  2. 利用溶解度参数法、共溶剂法、稀溶液粘度法、折光指数法、玻璃化温度法和红外光谱法对PVC和CA的相容性进行探讨。

    The miscibility of PVC blends in tetrahydrofuran ( THF ) were characterized by solubility parameter , dilute solution viscometry , refractive index and glass transition temperature , etc.

  3. 溶解度参数分析PVC共混物相容性

    Analysis of Miscibility of PVC Blends by Way of Solubility Parameters

  4. 溶剂溶解度参数大小的顺序是:糠醛、酚、ER。

    The order of solvents is : furfural , phenol , ER .

  5. 对八角茴香油(aniseoil)在三种溶剂中的结晶分离过程进行了研究,考察添加剂对结晶析出的影响,并用溶解度参数理论阐明溶剂的性质与结晶的关系。

    Crystallization separation of anise oil in three kind solvents , as well as the influence of additive , was studied .

  6. 劣质减渣掺炼CT,能够改变劣质渣油胶体体系的组成和相容性,使其粘度降低,胶体稳定性下降,溶解度参数减小。

    Component and compatibility of the VR colloid system was altered when blend VR with CT . Its viscosity declined , the stability of the colloid got worse , and the solubility parameter decreased .

  7. 本文计算了大庆石油润滑油馏分以及常用精制溶剂糠醛、酚和新溶剂ER的溶解度参数。

    In this paper , the solubility parameters of Daqing lub distillates , a new solvent-ER , and two ordinary solvents : furfural and phenol , are calculated respectively .

  8. 计算出饱和二甲醚溶液在常温下(20℃)的溶解度参数为15.01(MPa)1/2。

    The solubility parameter of saturated DME liquid at ambient temperature ( 20 ) was calculated to be 15.01 ( MPa ) ~ ( 1 / 2 ) in this study .

  9. 本文通过基团贡献等多种方法对单个脂肪酸甲酯和混合脂肪酸甲酯的Hildebrand溶解度参数和Hansen溶解度参数进行了计算,讨论了脂肪酸甲酯分子结构与其溶解度参数的变化关系。

    The relationships between solubility of fatty acid methyl esters and their molecule structures were discussed .

  10. 用特性黏度法测定了该聚合物的溶解度参数为22.10(J·cm-3)1/2。

    Intrinsic viscosity was used for determining the solubility parameter , the result was 22.10 ( J / cm 3 ) 1 / 2 ?

  11. 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 .

  12. 发现聚合物与溶剂的溶解度参数之差△δ越大,聚合物在溶液中协同链段运动趋向越明显,~(13)C自旋-晶格弛豫速率(1/T1)越大;

    It was found that with the increase of the difference of solubility parameters between polymer and solvent ( A S ), the extent of cooperative segmental motion of the polymer in solution tends to be easier and spin-lattice relaxation rate ( 1 / T1 ) becomes greater .

  13. 结果表明,该法是测定PES-C溶解度参数的一种简便有效的方法。

    The results showed that the mentioned method was easy and effective for the determination of the solubility of PES-C.

  14. 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 ;

  15. SBS改性沥青的储存稳定性,包括改性沥青相容性与基质沥青的组成关系,改性沥青相容性与溶解度参数的关系,以及改性沥青的储存稳定性的评价方法;

    The stockpile stability of modified asphalt ( the relationship between modified asphalt compatibility and basic asphalt composition , the relationship between modified asphalt compatibility and its solubility parameter , the evaluation method of stability of modified asphalt );

  16. 首次应用溶解度参数理论估计米糠中油脂和蜡质在SF中的溶解度。结果表明,油脂比蜡质更容易被SF-CO2萃取出来。

    The solubility parameter theory was applied to evaluate solubility of rice bran wax and rice bran oil in SF-COi for first time .

  17. 通过实验考察了溶剂黏度(μ)、摩尔体积(Vm)和溶解度参数(δ2)对溶剂J的影响,验证了所建模型的准确性和适用范围。

    The effects of solvent viscosity (μ), molecular volume ( V_m ) and solubility parameter (δ ~ 2 ) on solvent flux ( J ) were investigated in order to probe the veracity and applicable range of the model .

  18. 利用Hansen法对三聚氰胺、三聚氰酸、三聚氰酸一酰胺和三聚氰酸二酰胺四种物质进行了基团划分,查得所划分基团的基团贡献值,估算出这四种物质的溶解度参数值。

    Groups of melamine , cyanuric acid , ammelide and ammeline were divided with HANSEN method . Group contribution values were got from literatures and the solubility parameters were calculated .

  19. 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 .

  20. 从高聚物溶解度参数出发,应用Scott方程,对共混物相容性及相分离状态进行了预测,并用动态粘弹仪测定了共混纤维的相分离状态,发现实验结果与分析预测完全一致。

    Using the equation proposed by Scott , we can predict either compatibility or phase separation , depending on the polymer solubility parameters . The results obtained by dynamic mechanical measurements are in agreement with those predicted by Scott equation .

  21. 采用湿法相转化工艺制备聚醚砜(PES)超滤膜,探讨了沉淀时间、溶解度参数对膜亚层结构形成的的影响。

    The polyethersulfone ultrafiltration membranes were prepared by the wet phase-inversion technique . The effect of precipitation time and solubility parameters on the structure of the sublayer of the membranes forming by wet phase-inversion was investigated .

  22. 研究了偏氯乙烯/丙烯腈(VDC/AN)悬浮共聚树脂的组成、玻璃化温度Tg、熔融焓ΔHm、结晶度Xc和溶解度参数δp。

    S The composition , glass transition temperature ( Tg ), melting enthalpy (Δ H m ), crystallinity ( Xc ) and solubility parameter (δ p ) of vinylidene chlorids / acrylonitrile ( VDC / AN ) copolymers were studied .

  23. 首次考察了共聚反应中两种单体均聚物的溶解度参数差(Δδ)与共聚高分子链序列标度(R1R2)之间关系。

    The relationship between the solubility parameter of homopolymer and the degree of sequence of copolymer was investigated .

  24. 方法用溶解度参数理论预测丹参酮IIA的溶解压力,再用正交设计法考察温度、改性剂量和动态萃取体积三因素对SFE萃取效率的影响。

    METHODS The solution pressure was predicted by solubility parameter theory , the extraction conditions were confirmed by orthogonal design in which temperature , volume of modifier and dynamic extracting volume had been studied in three levels .

  25. 利用溶解度参数法、绝对粘度法、玻璃化转变温度法等方法确定了共混体系的相容性:PVDF/PMMA共混体系为完全相容体系,PVDF/PSA共混体系为部分相容体系。

    The miscibility of PVDF blends in N , N-dimethyl acetamide ( DMAC ) were characterized by solubility parameter , glass transition temperature and viscosity , etc. The result showed PVDF / PMMA blend system is completely miscible while PVDF / PSA blend system is partially miscible .

  26. 特别是针对SLA原型的剥离,运用极性相似原则和溶解度参数相近原则,确定了有效腐蚀和破坏SLA原型的有机溶剂,从而解决了SLA原型化学镀铜后剥离的难题。

    Especially to the stripping of SLA prototype , use the similar principle similar to solubility parameter of principle of polarity , have confirmed that corrode and destroy the organic solvent of SLA prototype , thus the difficult problem stripped after solving the chemical copper facing of SLA prototype effectively .

  27. 它能用来准确地计算298.15K时各种液态聚合物的内压;据此,得到了90个聚合物的新溶解度参数值。

    The internal pressure of various polymeric liquids at 298.15K can be accurately calculated from this equation and the values of new solubility parameter defined by our previous work [ 4 ] are obtained for 90 polymers .

  28. 根据溶剂-非溶剂汽液平衡数据和溶解度参数得到了溶剂-非溶剂、溶剂与聚合物以及非溶剂与聚合物之间的Flory-Huggins相互作用参数,从而获得了几种常见铸膜液体系的相图。

    Several ternary phase diagram of common membrane casting system were calculated based on the Flory-Huggins ( interaction ) parameters of solvent-nonsolvent , solvent-polymer and nonsolvent-polymer which were obtained from ( vapor-liquid ) equilibria data and solubility parameters .

  29. 本文采用基团贡献方法估算了双组份涂料中丙烯酸聚合物及固化剂HDI缩二脲的三维溶解度参数,并以此为基础选择了体系合适的溶剂;

    In order to obtain high performance two-component acrylic polyurethane coating , a method based on molar group contribution has been proposed for estimating three solubility parameters of acrylic polymers and HDI biuret . According to the theory of solubility parameter , the suitable solvent blends are selected .

  30. 分子动力学模拟计算有机溶剂的溶解度参数

    Calculation of Solubility Parameters of Organic Solvents by Molecular Dynamics Simulation