Influence factors, such as molar excess content of glycol, high vacuum time, are mainly studied in the synthesis of polyesterglycol.
在制备聚酯二醇的实验中主要研究了醇酸摩尔投料比和高真空时间等对合成分子量有影响的因素。
2
The air drying property of unsaturated polyester resin prepared from dipropylene glycol monoallyl ether was studied.
研究了由二丙二醇单烯丙基醚制得的不饱和聚酯树脂的风干性能。
3
An unsaturated polyester resin was synthesized from dicyclopentadiene, maleic acid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air.