This invention relates to a new duplex metal cyanide catalyst (DMC) used in synthesizing polyether polyol with high molecular weight and low degree of unsaturation and method for making same.
本发明主要涉及一种用于合成高分子量低不饱和度聚醚多元醇的新型双金属氰化物催化剂(DMC)及其制备方法。
The high temperature nitrogen dehydration method is to synthesize the certain molecular weight polyester polyol under the protection of nitrogen at high temperature.
高温氮气脱水法是在氮气保护下,高温合成聚酯多元醇。
The room temperature curing polyurethane-polystyrene blends were synthesized with a synthesized unsaturated polyester-polyol by chemical blending method.
合成了不饱和聚酯多元醇,进而采用化学共混法合成了室温固化的聚氨酯聚苯乙烯共混物。
The method proposed has the advantages of sample treatmenting simple, rapid and accurate, and can be applied to the production process of polyether polyol.
由于样品处理简单、应用浓度直读法读取数据,可快速准确地测定试样,适用于聚醚多元醇生产过程中间品的检验。
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。
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。
应用推荐