乙二醇

Ultrafine cobalt powder ; glycol; 1、2-propanediol; reduction ; preparation process ; abstersion ; desiccation in vacuum

超细钴粉；乙二醇； 1、2丙二醇；还原；制备工艺；洗涤；真空干燥

Polyethersulfone with cardo was a developed engineering thermoplastic and membrane material with high glass transition temperature,PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and oxalic acid and polyethylene glycol as additives.The membrane morphology forming and evolution could be observed by the experimental system and method.The effect of additive and polymer concentration on cast solution and the gelation kinetics of polyethersulfone with cardo asymmetric membrane were studied.

采用耐高温工程塑料——含酚酞侧基的聚芳醚砜为膜材料，草酸和聚乙二醇为添加剂， N，N -二甲基乙酰胺为溶剂，并利用改进的凝胶动力学实验装置和方法，使之能真实地再现不同膜孔结构生长及发展演化的过程，借助相关软件对图像进行处理，考察了添加剂、聚合物浓度对铸膜液凝胶速度的影响，对酚酞基聚芳醚砜非对称膜的凝胶过程的动力学进行研究。

BIO-BEAUTE commits to selecting only 100%pure natural extracts: no silicone, no PEG, no petrochemical derivatives, no genetically modified organisms, no artificial coloring agents, no parabens, no EDTA, no formaldehyde, no products with ethoxyl derivatives, no phenoxyethanol.

BIO-BEAUTE 保证选择100%的纯净天然提取物：无硅胶、无聚乙二醇、无石油化学衍生物、无转基因有机体、无人工着色剂、无苯甲酸酯类、无乙二胺四乙酸、无甲醛、无羟乙基衍生产品，无无苯氧乙醇。

The process of diethyl carbonate synthesis by transesterification reaction of ethanol with ethylene carbonate,coproducing useful ethylene glycol was investigated using catalyst of sodium ethylate .

研究了以乙醇钠为均相催化剂，碳酸乙烯酯和乙醇酯交换合成碳酸二乙酯同时联产乙二醇的过程。

PES/NMP were used as the model membrane-forming system, H〓, 1butanol, and diethylene glycol (as well as isopropanol and ethylene glycol) was selected as nonsolvent additives.

本文选取PES/NMP为制膜体系，研究NSA——水、正丁醇、一缩二乙二醇在浸入凝胶成膜过程中的作用。

This refractometer can be used for measuring the concentration and freezing temperature of ethylene glycol and propylene glycol.

这款可测量乙二醇及丙二醇的浓度及冻结温度，具有此款具有耐盐性及耐酸性。

Curwood's Dave Engen, market manager for cheese, describes the Curpolene 7202 film as a 2.6-mil, two-ply, coextruded lamination of oriented polyethylene terephthalate, laminated to a proprietary ethylene vinyl alcohol/nylon coex that offers superior resistance to heat and abuse, as well as superior machinability, and barriers and esthetics for nonrespiring sliced cheeses like Provolone and Cheddar.

curwood的戴夫Engen的，市场经理，奶酪，描述curpolene 7202电影作为一个2.6万桶， 2层，共挤层压面向聚对苯二甲酸乙二醇酯，层压到一个专有的乙烯-乙烯醇/尼龙国际会展中心，提供优越的抗高温和虐待，以及优越的可加工性，和障碍，美学为nonrespiring切片奶酪一样， provolone和干酪。

The film, converted by Packall Packaging, consists of an outer layer of polyethylene terephthalate, a middle one of nylon and an inner sealant layer of linear low-density polyethylene blended with ethylene vinyl alcohol.

影片中，转换Packall包装，由外层的聚对苯二甲酸乙二醇酯，一个中等的一个尼龙和内密封层的线性低密度聚乙烯混合乙烯醇。

On the basis of above, we utilize the technology of interpenetrating polymer network to prepare the equimolar complex-forming semi-IPNs consisting of uncrosslinked PEG and crosslinked PAA.

在此基础上，利用互穿网络技术，以聚乙二醇分子为模板制备了等摩尔复合物形成的半互穿聚合物网络，包括了未交联的聚乙二醇和交联的聚丙烯酸。

In this study, Japanese cedar, Ma bamboo and Makino bamboo were liquefied in polyethylene glycol/glycerol co-solvent with H2SO4 or HCl as catalyst. The liquefied woody materials were blended with PMDI (4,4'-Diphenylmethane diisocyanate;MDI) to prepare the PU foams. The effects of preparation conditions of PU resin on the properties of PU foams were investigated.

中文摘要本研究将柳杉(Cryptomeria japonica； Japanese cedar)、麻竹(Dendrocalamus latiflorus； Ma bamboo)及桂竹(Phyllostachys makinoi； Makino bamboo)等木质材料以聚乙二醇及丙三醇之混合液为溶剂，H2SO4及HCl为催化剂进行液化处理，并将其液化木质材料与4，4'-二苯甲烷二异氰酸酯反应制造聚胺基甲酸酯发泡体，探讨PU树脂调配条件对PU发泡体性质之影响。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。