Polyether-type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate.
采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体。
Gel Permeation Chromatography was used to determine the distribution and average molecular weight of polyether polyols.
用凝胶渗透色谱测定聚醚多元醇的相对分子质量及其分布。
A high solid elastic polyurethane prepolymer has been prepared based on MDI, PAPI, HDI, IPDI and polyester polyols and polyether polyols.
采用MDI、PAPI、HDI、IPDI等不同的异氰酸酯和聚酯多元醇、聚醚多元醇等反应，制备高固体分的聚氨酯弹性体预聚物。
The effects of functionality and molecular weight of polyether polyols on the properties of one component polyurethane foam sealant were studied.
研究了聚醚多元醇的官能度及相对分子质量对单组分聚氨酯泡沫填缝（密封）胶性能的影响。
Experimental results show that properties of PU foams made of polyether polyols and polyisocyanate(PAPI) with six functional groups are the best.
结果表明：以六官能团的聚醚多元醇和有机多异氰酸酯（PAPI）制得的PU结构泡沫力学性能最优；
Polyether polyols made by the inventive process may be used to produce improved polyurethane products such as coatings, adhesives, sealants, elastomers, foams and the like.
通过本发明方法制造的聚醚多元醇可以用于生产改性聚氨酯产物，例如涂料、粘合剂、密封剂、弹性体和泡沫塑料等。
A moisture curable one component waterproof coatings was prepared from polyether polyols, petroleum asphalt, toluene diisocyanate, diluent and a compatibility modifier, etc.
以聚醚多元醇、石油沥青、甲苯二异氰酸酯、稀释剂及相溶化助剂等为原料，制备了一种湿固化单组分防水涂料。
The manufacturing technique of polyether polyols was brief introduced. The reason for producing odor in synthesis process was analyzed, and the specific resolvent was proposed.
简要介绍了软泡用聚醚多元醇的生产工艺，分析了软泡聚醚多元醇在生产工艺过程中产生气味的原因，并提出了具体的解决方法。
The polyether polyols prepared by these DMC catalysts are of low unsaturation, high relative molecular mass, narrow molecular distribution compared with traditional KOH catalysts.
实验发现，用DMC催化剂合成的聚醚与用KOH催化剂合成的聚醚相比不饱和度低，相对分子质量高，相对分子质量分布窄。
The polyether polyols which has higher molecular weight, narrower molecular weight distribution and lower unsaturation can be prepared by using double metal cyanide (DMC) complex catalysts.
用双金属氰化物(DMC)络合催化剂可制得相对分子质量高、相对分子质量分布窄和不饱和度低的聚醚多元醇。
The meaning, computation, application and determination about functionality of polyether polyols were described. Some examples were given, and the determinated results of them were obtained.
前言：介绍了聚醚多元醇“官能度”的意义、计算、应用与测定，并举出实例加以说明，还给出了若干样品的实测结果。
Polymer polyether polyol composites (PPOCs), which are stable dispersions of glassy polymers in polyether polyols, provide a feasible method for particle reinforcement of polyether materials.
聚合物聚醚多元醇(PPOC)是由微米级聚合物粒子在聚醚多元醇中原位形成的稳定粒子分散体，它为聚醚材料的粒子增强提供了方便的途径。
A polyurethane (PU) rigid foam was prepared, using PAPI and the polyether polyols deried from starch ethylene glycol glycoside (EGG) as the main materials, and the foaming processing was studied.
以淀粉乙二醇糖甙聚醚、多苯基多次甲基多异氰酸酯(PAPI)为主要原料，对聚氨酯硬质泡沫塑料的发泡工艺进行了研究。
The industrial experiment results show that all purifying time is decreased 20% in comparison with former technique, the production efficiency has been improved and polyether polyols are good quality.
工业试验结果表明，精制时间可缩短20%以上，提高了生产效率。聚醚多元醇质量符合要求。
There are two types of polyols: polyester and polyether.
有两种类型的糖醇：聚酯和聚醚。
It was found that when the adding amount of low molecular polyether increased, the viscosity of the prepared polymer polyols increased, and the graft onto polyether was more difficult.
发现随着低分子量聚醚份量增大，所合成的聚合物多元醇粘度增大，聚醚接枝就更加困难。
The inventive polyether carbonate polyols may find use in producing polyurethane foams, elastomers, coatings, sealants and adhesives with improved properties.
本发明的聚醚碳酸酯多元醇可用于生产具有改善的性质的聚氨酯泡沫材料、弹性体、涂料、密封剂和粘合剂。
The inventive polyether carbonate polyols may find use in producing polyurethane foams, elastomers, coatings, sealants and adhesives with improved properties.
本发明的聚醚碳酸酯多元醇可用于生产具有改善的性质的聚氨酯泡沫材料、弹性体、涂料、密封剂和粘合剂。
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