At room temperature, polyether-polybasic alcohol, polyisocyanate and so on were used as mainly materials to synthesize a series of high-hardness polyether urethane elastomers.
在室温下,选用聚醚多元醇,多异氰酸酯等材料,合成了一系列高硬度聚氨酯弹性体。
In the experiment, di-isocyanate, polyether diol and a hydrophilic chain-extender were used to synthesize aqueous urethane.
实验采用二异氰酸酯与聚醚二元醇、亲水扩链剂反应合成水性聚氨酯。
Lastly, of course, the main reaction of interest is the formation of urethane groups by reaction of isocyanate groups and hydroxy - groups of the polyester or polyether.
最后,当然,利息的主要反应是异氰酸酯基和羟基的聚酯或聚醚组反应形成聚氨酯组。
Because of the stable methyl glucoside cyclical structure in its polyether, its rigid urethane foam is excellent in comprehensive performance with wide prospect of use.
由于甲甙聚醚中有甲基葡萄糖甙稳定的环状结构,因此由其合成的聚氨酯硬质泡沫塑料综合性能优异,应用前景广阔。
Preferably, the urethane prepolymer is an aliphatic isocyanate polyether prepolymer and the curative includes an aromatic diamine and a triol.
优选地,该氨基甲酸酯预聚物是脂族异氰酸酯聚醚预聚物,且该固化剂包括芳族二胺和三醇。
The research progress about hydrogen bonding of polyether poly(urethane urea)s was reviewed in this paper with 29 references.
简要评述了近年来有关聚醚型聚氨酯脲氢键研究进展。
The research progress about hydrogen bonding of polyether poly(urethane urea)s was reviewed in this paper with 29 references.
简要评述了近年来有关聚醚型聚氨酯脲氢键研究进展。
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