The Main Factor of Affecting the Properties of Dry Reclaimed Sand Bonded with Sodium Silicate Hardened by Ester

The Characteristic of Reclaimed Sands Bonded with Sodium Silicate Hardened by Ester

酯硬化水玻璃再生砂的性能特征

Plasticizer DOTP was prepared from ethylene glycol residue ( major component is PET low polymer) using single step process in which alcoholysis and ester interchange were combined.

以聚酯生产中产生的下脚料&乙二醇残渣（主要含PET低聚物）为原料，采用辛醇合并醇解、酯交换一步法工艺，合成了增塑剂DOTP。

When discussed the transesterification reaction, the formula used to calculate ester interchange rate based on the oil's relative molecular weight and the increase of hydroxy group was derived;

在讨论油脂的酯交换改性反应时，推导出了可根据油脂的平均相对分子质量和酯交换后羟值的增加量计算酯交换率的近似公式；

The ester interchange reaction and the crystallization of component ports to affect each other are causes of change of the relation between melting point and compositions.

酯交换反应和组分间彼此对结晶作用的影响，是熔点与组成关系变化的原因。

This flavour is synthesized by the ester interchange using diethyl oxalate and relative alcohol as materials.

这些香料都是以草酸二乙酯与相应的醇为原料，通过酯交换反应来合成的。

Synthesis of Higher Carbon Alkyl Methacrylates by Ester Interchange

酯交换法合成甲基丙烯酸高碳烷基酯

Mathematical Model for Ester Interchange Tower& the Simulation of Distillation with Reaction

聚酯酯交换塔的数学模型&反应精馏塔的模拟计算

A selective inhibitor of the reformation of cholesterol ester in mouse peritoneal macrophages FO 6979 P9

小鼠腹腔巨噬细胞内胆固醇酯再形成的选择性抑制剂&FO-6979-P9

Cholesterol ester transfer protein ( CETP) gene polymorphism was assayed by PCR-RFLP.

以PCR RFLP检测胆固醇酯转运蛋白（CETP）基因TagⅠB多态性。

Result: Two compounds were separated and identified as hexadecanoyl cholesterol ester and cholesterol.

结果：分离出4个结晶，其中2个为十六烷酸胆甾醇酯和胆甾醇。

Preparation of Cholesterol Ester Liquid Crystals and Confection of Color-forming Liquid Crystals

胆甾相液晶的制备及其显色示温混合液晶的配制

The Synthesis of Cholesterol Ester Liquid Crystals and Study on the Thermochromatic Liquid Crystal Mixture Compositions

胆甾醇酯液晶的合成及显色示温混合液晶组成的研究

Effects of Oxidized LDL on DNA Synthesis and Cholesterol Ester Synthesis in Cultured Human Umbilical Vein Endothelial Cells

氧化修饰LDL对培养人脐静脉内皮细胞DNA合成和胆固醇酯合成的影响

SPM could induce cholesterol ester to convert into free cholesterol in the cells.

SPM促进细胞内胆固醇酯向游离胆固醇转化。

Rheological properties of poly ( ether/ ester) block copolymers

聚醚酯嵌段共聚物熔体的流变性能

Studies on The Chemical Component of Ether/ Ester Polyurethane

醚/酯共聚型聚氨酯弹性体的化学组成研究

They are also used as the material of ether and ester surfactant.

也用作醚型，酯型表面活性剂的原料。

The crystallization morphology and isothermal crystallization process were studied by means of polarized microscope and DLI ( Depolarized Light Intensity) for poly ( ether ester) block copolymers.

采用偏光显微镜和光学解偏结晶速率仪研究了嵌段聚醚酯共聚物的结晶形态和等温结晶过程。

Under this condition synthesizes the methylacrylic acid polyethylene glycol single armor ether ester ( MAAMPEA) the esterification rate to be possible to achieve 98.9%.

此条件下合成甲基丙烯酸聚乙二醇单甲醚酯（MAAMPEA）酯化率可以达到98.9%。

Poly ( ether ester amide) was prepared from caprolactam and poly ( ether ester) which was synthesized from polyethylene glycol and adipic acid.

用聚乙二醇与己二酸反应合成聚醚酯，再用聚醚酯与己内酰胺反应得到聚醚酯酰胺。