工业用途:溶于水、碱水溶液、氨和纤维素溶液,不溶于有机溶液、矿物油的无色无定型物。
Industrial application: soluble in water, aqueous alkali, ammonia and cellulose solution, colorless and insoluble in organic solution, mineral oil amorphous substance.
关于无定型聚合物结构有着互补的分歧意见。
There is a complementary divergence of views of the structure of amorphous polymers.
本文在大量实验基础上,归纳出无定型聚合物材料断面上的两种抛物线形貌,分析了抛物线形貌的形成机理。
Two parabolic patterns of shapeless polymer material sections have been induced from a great number of experimental data. and the mechanism of their formation is also analysed.
本文在大量实验基础上,归纳出无定型聚合物材料断面上的两种抛物线形貌,分析了抛物线形貌的形成机理。
Two parabolic patterns of shapeless polymer material sections have been induced from a great number of experimental data.
采用普通干燥法制备得到的复合氧化物具有较低的孔体积和比表面积,颗粒间团聚较严重,但无“孤岛”状大颗粒,晶相为无定型结构。
But the CeO2-TiO2 mixed oxides prepared by conventional drying method show lower pore volume and surface area with serious aggregation, and amorphous phase compared to the corresponding aerogels.
以无定型二氧化硅为起始原料,与乙二醇、氢氧化钾反应,生成高反应活性的五配位硅钾化合物;
A highly reactive penta-coordinate organic silicon complex was prepared by the reaction of natural silica with ethylene glycol in the presence of potassium hydroxide.
以无定型二氧化硅为起始原料,与乙二醇、氢氧化钾反应,生成高反应活性的五配位硅钾化合物;
A highly reactive penta-coordinate organic silicon complex was prepared by the reaction of natural silica with ethylene glycol in the presence of potassium hydroxide.
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