建立柱前衍生化-毛细管气相色谱法分离2,5 -己二醇对映体的方法。
A method for the enantioseparation of 2, 5-hexanediol by capillary gas chromatography with precolumn derivatization was proposed.
氢化可可脂肪酸与硬脂酸、1,3 -丁二醇和1,6 -己二醇的聚合物。
Fatty acids, coco, hydrogenated, polymers with adipic acid, 1, 3-butanediol and 1, 6-hexanediol.
也可作为原料用以制作甲基异丁基酮、二丙酮醇、己二醇、甲基丙烯酸甲酯和精细化学品等。
Also used as a raw material in the manufacture of methyl iso-butyl ketone, di-acetone alcohol, hexylene glycol, methyl methacrylate and fine chemicals.
水以及己二醇、苯甲醇和1，4-丁二醇等一些有机物添加剂对环己烯产率和选择性的提高也有积极的作用。
Water, organic compounds such as phenylcarbinol or 1,4-butanediol and other additives are beneficial to this reaction.
同时还测定了1,2 -环己二醇的熔点和熔化热，为该产品的新工艺开发、工程设计和工业化生产提供了基础数据。
The basic data were furnished for the exploiting new synthesis method, engineering design and industrialized production on 1, 2-cyclohexanediol.
研究发现，虽然引发剂在聚己内酯二醇中只占3%-4.5%，但它较大地影响聚氨酯的性能。
It was found that though the initiators were only about 3%-4.5% of the mass of polycaprolactone, they markedly affected the properties of the polyurethane.
研究发现，虽然引发剂在聚己内酯二醇中只占3%-4.5%，但它较大地影响聚氨酯的性能。
It was found that though the initiators were only about 3%-4.5% of the mass of polycaprolactone, they markedly affected the properties of the polyurethane.
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