查询词典 ethylene glycol

The Company perennial supply of various types of chemical raw materials: acetone, butanone, cyclohexanone, n-butanol, ethylene glycol, propylene glycol, ethanol and so on.

本公司常年供应各类化工原料：丙酮，丁酮，环己酮，正丁醇，乙二醇，丙二醇，乙醇等。

Leveling agent O-25, emulsifier O series, Emulsifier MOA series, Emulsifier TX, OP; polyoxyethylene castor oil EL, polyoxyethylene fatty acid ester LAE, SG; emulsifier Span, Tween series, Poly ethylene glycol fatty acid ester; pesticide emulsifier, paraffin wax emulsifier, palm wax emulsifier, emulsifier butter, dimethyl silicone oil emulsifier, amino oil emulsifier, white oil emulsion, kerosene emulsion; PGA diol PEG series, polypropylene glycol PPG series, propylene glycol polyether block, Penetrant series; alcohol, phenol ether phosphate; antistatic agent series textile series of pre-treatment level dyeing auxiliaries agent series Softener series

匀染剂O-25，乳化剂O系列，乳化剂MOA系列，乳化剂TX，OP；蓖麻油聚氧乙烯醚EL，脂肪酸聚氧乙烯酯LAE、SG；乳化剂司盘、吐温系列，聚乙二醇脂肪酸酯；农药乳化剂，石蜡乳化剂，棕榈蜡乳化剂，牛油乳化剂，二甲基硅油乳化剂，氨基硅油乳化剂，白油乳化剂，煤油乳化剂；聚乙二醇PEG系列，聚丙二醇PPG系列，丙二醇嵌段聚醚，渗透剂系列；醇、酚醚磷酸酯

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。

With ethylene glycol or propylene glycol instead of 80% of the water, the appearance of the town.

在传统的水性上光油中加人助剂，就形成了现代新型水性上光油。

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。

The polyesters with terminal hydroxyl groups were prepared by condensation polymerization of adipic acid with 1,4-butanediol or ethylene glycol and, in some cases, a little amount of propylene glycol. The polyurethane thermoplastics were then prepared with the polyester, 4,4'-diphenylmethane diisocyanate and 1,4-butanediol.

采用己二酸、乙二醇(或加入少量1，2-丙二醇)和1，4-丁二醇制备了端羟基聚酯，并用该聚酯和4，4'-二苯基甲烷二异氰酸酯、1，4-丁二醇制备了聚酯型热塑性聚氨酯；考察了NCO/OH值、聚酯分子量等因素对热塑性聚氨酯的物理机械性能的影响。

Our company is mainly engaged in chemical raw materials trading, the company mainly engaged in: toluene, xylene, mesitylene, durene, 6 # 120 # 200 # solvent, ethyl acetate, butyl acetate, acetone, butanone, cyclohexanone, isophorone, MIBK, isopropyl alcohol, isobutyl alcohol, butanol, mixed alcohols, methanol, ethanol, ethylene glycol, diethylene glycol, diacetone alcohol, Anti-White Water, CAC, n-hexane, dichloromethane, trichloro-B, DMF, 5 # 10 # 15 # white mineral oil, lubricating oil, sewing machine oil, as well as high-pressure polyethylene, linear polyethylene, low-pressure polyethylene, polypropylene, rubber and other chemical raw materials.

我公司主要从事化工原料贸易，公司主要经营：甲苯、二甲苯、三甲苯、四甲苯、6# 120# 200#溶剂、醋酸乙酯、醋酸丁酯、丙酮、丁酮、环已酮、异佛尔酮、MIBK、异丙醇、异丁醇、正丁醇、混丙醇、甲醇、乙醇、乙二醇、二甘醇、二丙酮醇、防白水、CAC、正已烷、二氯甲烷、三氯乙、DMF、5# 10# 15#白矿油、润滑油、针车油以及高压聚乙烯、线性聚乙烯、低压聚乙烯、聚丙烯、橡胶等各种化工原料。

Cyclohexanone glycol ketal was synthesis from cyclohexanone and ethylene glycol in the presence of a late-model catalyst, which was prepared with fly ash as raw material. The catalysts were characterized by means of XRD, TG and FTIR.

以粉煤灰为原料制备了一种新型的固体酸催化剂，用X射线衍射、热分析和红外光谱等手段表征了催化剂的物化性能。

Firstly, we should prepare polyester glycol in order to prepare water-borne polyurethane emulsion used to wooden furniture. Polyester glycols having designed molecular weight of 1000 are synthesized by ethylene glycol and mixture of phthalic anhydride and adipic acid (morl radio =40:60)on condition that molar excess content of glycol is 15%, and high vacuum time is 8h.The produced polyester glycols having the same molecular weight as designed measure up to standard of material. And Water-borne polyurethane emulsion's hardness is better than others are produced by aliphatic polyester glycol.

为了制得性能优越木器用水性聚氨酯乳液，首先我们从制备水性聚氨酯用的原料聚酯二元醇入手，我们设计了分子量为1000的聚酯二元醇，它使用邻苯二甲酸酐和己二酸以摩尔比40：60混合后再与乙二醇反应，反应时醇的摩尔过量15%，真空时间8小时，所得的聚酯二元醇，在此条件下酸值基本上能符合用作聚氨酯原料的要求，所测得的分子量也与设计的分子量非常接近，且用它来制得的水性聚氨酯乳液，其涂膜硬度，相对于单独用脂肪族聚酯二元醇制备的水性聚氨酯的要优。

Then, in order to improve the mechanical property and stability of TiO_2 film, this paper had studied the organic additive such as ethylene glycol and ethylene glycol monomethylether.

接着，为了提高TiO_2薄膜的机械性能和薄膜与基板间的稳定性，本研究还对小分子添加剂的引入进行研究，这是本次工作的一个创新点。

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。