Glycol

The purification process technique and devices of diethylene glycol with lab-production scale is introduced.

介绍了实验室生产规模的二甘醇提纯工艺和设备.

Last year, diethylene glycol was mistakenly mixed with cough syrup in Panama.

去年, 二甘醇在巴拿马被错误地同止咳糖浆混在了一起.

Under the pressure of 0 6 MPa, reacting for 3 h at the temperature 55-90 ℃, the conversion of tetraethylene glycol was greater than 99% and the selectivity of dimethyl ether was 786%.

反应温度为55～90℃，反应压力06MPa，反应时间为3h，四甘醇转化率大于99%，双醚选择性为786%。

Miraculin is an alkaline glycol-protein which can transform sour to sweet taste.

神秘果素是一种能使酸味变甜的碱性糖蛋白.

When tetraethylene glycol was used as membrane liquid, SLM showed that separation factor was about 20, and permeation flux 50-60 g/ ( m2 · h) at 40 ℃.

以四甘醇作为支撑液膜的膜液时，液膜稳定性最好，在40℃的操作条件下，分离因子接近20，渗透通量在50-60g／（m2·h）。

Yierquan, glycol production sales; At the dry, cassava, bulletin marketing.

乙二醛 、 乙二醇生产销售; 瓜干 、 木薯 、 丁酯购销.

Experimental results show that when the polymer concentration is constant the induced phase separation factors of the casting solution will be changed, while adding additives polyethylene glycol ( PEG) with three molecular weight in different quality concentration.

实验表明，在聚合物浓度不变的情况下，共混体系中加入不同质量浓度的三种分子量的添加剂聚乙二醇（PEG）后，铸膜液在凝胶浴中成膜的相分离因素会发生改变。

Antimony and indium doped tin oxide nano-powders were prepared in 1-butyl-2,3-dimethyl imidazole tetraphenyl borate ionic liquid and ethylene glycol, respectively, by the high temperature pyrolysis and solvothermal methods. The powders were characterized using a variety of test methods. 3.

分别采用1-丁基-2,3-二甲基咪唑四苯基硼酸盐离子液体的高温热解法和乙二醇为溶剂的溶剂热法制备得到锑和铟掺杂的氧化锡纳米粉体，采用多种测试方法对粉体进行了表征。

By using tetra-glycol as starting material, a polyamine cross-linked resin is synthesized.

以四甘醇为起始剂, 合成了多胺交联树脂.

Platinum nanowires were electrodeposited in a lamellar lyotropic liquid crystal, composed of nonionic surfactant tetraethylene glycol monododecyl ether and H2PtCl6 aqueous solution.

以非离子表面活性剂四氧乙烯基正十二烷基醚与氯铂酸水溶液构建层状溶致液晶，通过电沉积技术制备了金属铂纳米线。

In the case of tetraethylene glycol as solvent, the free ion and ion pair percentage increase as the temperature is raised.

以四乙二醇为增塑剂时，自由离子和离子对百分数随温度升高而增大，而三离子百分数则随温度升高而降低；

Study on the Removal of Sulphuretted Hydrogen from Ethylene Glycol by Emulsion Liquid Membranes Technique; alcohol kali

乳化液膜法脱出乙二醇溶液中的硫化氢钾碱醇液，氢氧化钾的酒精溶液

The results showed that poly ( ethylene glycol ) as a phase transfer catalyst can raise the conversion.

指出 聚乙二醇 作为相转移催化剂可增加转化率.

For maximum reliability, the glycol should be replaced every few years.

最大能力, 乙二醇每几年要更换.

The result showed that polyethylene glycol diglycidyl ether cross linked sericin obviously.

结果表明,聚乙二醇缩水甘油醚对丝胶蛋白具有明显的交联作用.

Energy-saving technology transformation of propylene glycol ether acetate products

丙二醇甲醚醋酸酯产品节能工艺改造

Diacid has been got using diethylene glycol as decomposition agent of adduct.

采用二甘醇作为加合物的分解剂,得到了二元酸.

The production and market of glycol others in China are also reviewed.

同时也介绍了我国二元醇醚的生产和市场情况.

Synthesis and characteristic of glycol diglycidyl ether terminated PS telechelic oligomer

乙二醇二缩水甘油醚封端的PS遥爪低聚物的合成与表征

Glycol is oxidized rapidly by it to oxalic and glycolic acids.

乙二醇迅速地被它氧化,生成草酸和羟基醋酸.

Measurement and Correlation of Infinite Dilution Activity Coefficients of Hydrocarbons in Triethylene Glycol and Tetraethylene Glycol

烃类在三甘醇和四甘醇中无限稀释活度系数的测定与关联

Food additive-Sucrose fatly acid ester ( method of propylene glycol )

GB10617-1989食品添加剂蔗糖脂肪酸酯 ( 丙二醇法 )

Poly ( ethylene glycol ) ( PEG ) is a hydrophilic polymer which has flexible long chain.

摘要 聚乙二醇 是一类亲水性长链聚合物.

Ingredients: Rose extract, whitening factor, rrimethylglycine, glycerol, propylene glycol, silicone.

成分: 玫瑰提取液, 美白因子, 三甲基甘氨酸, 甘油, 丙二醇, 硅酮.

For ASP-1 and ASP-2 catalysts, the yield of dioxane can be over 90% of theoretical yield with 2 and 2. 5g cat. per mole diethylene glycol. 4. Result determination standard;

ASP-1和ASP-2催化剂用量为2-2.5g（以每摩尔一缩乙二醇计），在180&200℃反应2小时，1,4-二氧六环的产率达理论产率的90%。

Distearic acid glycol ester was synthesized glycol and stearic acid.

以乙二醇、硬脂酸为原料,合成了珠光剂乙二醇双硬脂酸酯.

As the addition of the two monomers to Tetraethylene Glycol Dimethacrylate ( SR209), the mechanical properties of the curing products were different.

两种单体加入三缩四乙二醇双甲基丙烯酸酯（SR209）中后，对体系光固化后的产物力学性能有不同影响。

Polyether diol mainly adopts polytetramethylene ether glycol ( PTMEG ).

聚醚二醇主要采用聚四氢呋喃醚二醇 ( PTMEG ).

Poly ( ethylene glycol ) ( PEG ) is a hydrophilic polymer flexible long chain.

聚乙二醇 是一类亲水性长链聚合物.

Kinetics and Mechanism of Oxidation of 1, 3-propylene Glycol by Diperiodatocuprate(ⅲ) with Spectrophotometry in Alkaline Medium

碱性介质中分光光度法研究二过碘酸合铜（Ⅲ）氧化1,3-丙二醇反应动力学及机理