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- We analyses the features of the both,which is significant to the production of the polyester polyol... 实验讨论了两种方法的优缺点,对聚酯多元醇的生产有一定的参考价值。
- This paper introduced the synthetic methods of the aromatic polyester polyol and its property. 介绍以芳烃聚酯多醇为主体的双组份,干式复合用聚氨酯胶粘剂的合成方法及其性能。
- The role of polyoxyethylene triol,rosin polyester polyol and asphalt in the asphalt-polyurethane rigid foam was stressed. 重点介绍了聚氧乙烯三醇、松香芳烃聚酯多元醇在配方中的作用。
- In the case of non-solvent,silane was prepared by hydrolysis of alkoxyl silicone,which was modified by polyester polyol. 在无溶剂条件下利用烷氧基硅烷的有限水解合成了含有烷氧基的有机硅低聚物,用聚酯多元醇对其进行了改性。
- A blowing agent, such as the polyester polyol used in this experiment, forms gas bubbles in the reaction as it polymerizes. 一个吹的代理, 譬如聚酯多羟基化合物被使用在这个实验, 形成气泡在反应当它聚合。
- They are synthesized by the reaction of a polyester polyol, or polyether polyol, with an aromatic or aliphatic isocyanate. 他们由一种聚酯多羟基化合物或聚醚多羟基化合物与另一种芳香或脂肪族异氰酸盐的反应而合成。
- In the case of non-solvent, silane was prepared by hydrolysis of alkoxyl silicone, which was modified by polyester polyol. 摘要在无溶剂条件下利用烷氧基硅烷的有限水解合成了含有烷氧基的有机硅低聚物，用聚酯多元醇对其进行了改性。
- Transparent polyurethane elastomers used for solid wheel were prepared from polyester polyol, polyether polyol, toluene disocyanate and methylene bis-ortho-chloroaniline. 以聚酯和聚醚多元醇、异氰酸酯、三元醇和芳香族二胺等为主要原料,研制了轮子用浇注型聚氨酯弹性体。
- Some affecting factors on properties of the adhesive were discussed, including relative molecular weight of polyester polyol, Chain-extender, isocyanurate index and water. 讨论了聚酯多元醇的相对分子质量、扩链剂、异氰酸酯指数、水分等对聚氨酯油墨连接料性能的影响。
- Discussed the effects of the some denzoic anhydride and adipic aicd、reaction temperature and reaction time on the reaction of aromatic polyester polyol and adhesives property. 讨论了己二酸-苯酐配比及反应温度、时间对合成芳烃聚酯及胶粘剂性能的影响。
- The effect of the polyester polyol structures,different diisocynatates and different extenders on solvent resistance of polyurethane elastomers were investigated. 考察了聚酯多元醇结构、多异氰酸酯种类、扩链剂种类及合成工艺对聚氨酯弹性体机械性能和耐溶剂性能的影响。
- In connection with the adhesive film, its mechanical property was dependent upon molecular weight of polyester polyol; and its peel strength was upon molar ratio of NCO/OH. The best compositions of polyisocyanate were determined also. 讨论了聚酯多元醇分子是对胶膜力学性能的影响，NCO/OH（摩尔比值）对剥离强度的影响，多异氰酸酯组份的选择等。
- A series of aqueous polyurethane dispersions were synthesized from the polyester polyol,isophorone diisocyanate(IPDI) and dimethylol propionic acid(DMPA) by neutralization emulsification method. 采用内乳化法以聚酯多元醇、异佛尔酮二异氰酸酯(IPDI)和二羟甲基丙酸(DMPA)合成了水性聚氨酯乳液。
- Abstract： Transparent polyurethane elastomers used for solid wheel were prepared from polyester polyol, polyether polyol, toluene disocyanate and methylene bis-ortho-chloroaniline. 摘 要： 以聚酯和聚醚多元醇、异氰酸酯、三元醇和芳香族二胺等为主要原料，研制了轮子用浇注型聚氨酯弹性体。
- The Study on Kinetic of Aqueous Polyester Polyol 水可分散型聚酯多元醇反应动力学研究
- DENGRITIC- POLYESTER POLYOL ALLYL ETHERIZATION 树枝状聚酯多元醇的烯丙基末端改性
- Study on the synthesis method of polyester polyol 聚酯多元醇的合成方法研究
- The reagents often used for classroom demonstrations are polyester polyols and polyfunctional isocyanates. 反应物聚酯多羟基化合物和多作用的异氰酸盐经常被用作课堂演示。
- phenyl anhydride polyester polyol 苯酐聚酯二元醇
- polyester polyol based on dimer fatty acid 二聚酸聚酯二元醇
