查询词典 glycol

The experimental results showed that SO_4 2-/TiO_2-MoO_3 was an excellent catalyst for synthesizing isobutyraldehyde glycol acetal .

研究了以固体超强酸SO42-/TiO2-MoO3为催化剂，异丁醛和乙二醇为原料，合成异丁醛乙二醇缩醛的反应条件。

Based on the theoretical framework of the leakage and spread of such poisonous and harmful substances as glycol and acraldehyde, this paper advances the graphic simulation of GIS of poisonous and harmful substances.

以石化企业乙二醇、丙烯腈装置产生的有毒、有害物质泄漏、扩散和污染范围的理论模型为根据，提出有毒、有害物质的地理信系统扩散图形模拟方法。

Effect of ratio of dimethylol propionic acid to polybutylene adipate glycol on Tg and basic properties of films was studied.

考察了二羟甲基丙酸/聚己二酸丁二醇酯二醇比例对Tg以及膜基本性能的影响。

Ingredients:Water、Collagen、Palmitoyl Pentapeptide、Sodium Hyaluronate、Seamollient、Gamma-Polyglutamic Acid、Evening Primrose Oil、Squalene、Algin、Aescufos、Arbutin、Tranexamic Acid、Myoxinol、Eyeseryl、Idebenone、Olive Extract、Vitamin E、Cetyl Alcohol、Glyceryl Monostearate、1-3butylene Glycol、Glycerin、Methyl Paraben、Perfume.

产品成份：去离子水、胶原蛋白、五胜肽、玻尿酸、海藻黏多醣体、纳豆聚麸胺酸、月见草油、海鲛鲨、藻胶、七叶树、熊果素、传明酸、六胜肽、四胜肽、艾地苯橙、橄榄萃取、维他命E、棕榈醇、单硬脂酸甘油酯、丁二醇、丙三醇、羟苯丙酯、香精。

3Nm, modified with alkylamine and alkylthiol were prepared by a simple phase-transfer method using a small Pt nanocluster stabilized by glycol and OH〓 as a building block.

四、采用"非保护型"Pt金属纳米簇作为构筑基元，通过简单的相转移方法制备了长链胺和长链硫醇修饰的Pt纳米簇。

Some advantages of this invention are that it provides desirable catalyst lifetime and activity, minimizes resin swelling, and provides a desirable, sustained selectivity to alkylene glycol.

本发明的优点是，它提供了所希望的催化剂寿命和活性，最大程度地减少了树脂溶胀和提供了理想的、持久的对亚烷基二醇的选择性。

Molybdenum-glycol complexes synthesized with different alkylene glycols and Mo/alcohol ratios have different acidity and catalytic activity. For the topic reaction, the catalytic activity of Mo-1, 2-ethandiol or Mo-1, 2-propanediol is higher than that of Mo-butanediol.

结果表明，用不同的二醇和不同醇／钼比制备的钼醇催化剂具有不同的催化性能和酸性，用乙二醇和丙二醇制备的催化剂，催化性能优于丁二醇制备的催化剂。

The influence of polyethylene glycol on the aluminum hydroxide product in the process of ion-exchange membrane electrolysis was studied.

研究在铝酸钠溶液离子膜电解制备超细氢氧化铝过程中，添加剂聚乙二醇对产品的影响。

The molecularly imprinted polymer with aminopyrine as template was prepared by in-situ polymerization using a-methacrylic acid as functional monomer and ethylene glycol dimethacrylate as the crosslinker.

本实验以甲基丙烯酸为功能单体，乙二醇二甲基丙烯酸酯为交联剂，采用原位聚合法制备了氨基比林为模板的棒状分子印迹柱。

It is found that the particle size may be controlled by modulating the quantities of nitric acid and ammonium hydroxide, the quantities of the residues carbonate ions are affected by the quantities of the citric acid and ethylene glycol.

通过调节硝酸和氨水的用量可以控制粉体的粒度，柠檬酸和乙二醇的用量影响产物中碳酸盐的含量。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。