淀粉-2-羟基丙基醚与氯甲基环氧乙烷的聚合物;
Starch, 2-hydroxypropyl ether, polymer with (chloromethyl)oxirane; starch, 2-hydroxypropyl ether, polymer with(chloromethyl)oxirane;
采用自制阴离子交换纤维(3-脲基-2-羟基丙基纤维素),对直接耐晒黑染料的静态、动态吸附和解吸性能进行了研究。
The static, dynamic adsorption and desorption activities of direct fast black on an anion exchanger fiber 3-Ureido-2-Hydroxypropyl cellulose were studied.
其次对双羟基聚醚的端烯丙基化反应进行研究,讨论了反应时间、反应温度、聚醚分子量、烯丙基化试剂的种类和用量对反应的影响。
The terminal allylation reaction was studied which was influenced by reaction time, reaction temperature, category and dosage of allylation reagent and molecular weight of polyether.
本工作使用改进的尝试法成功的指标化了未知晶系粉末样品邻羟基苯基二丙基磷酸酯的粉末X射线衍射数据。
In this paper, the X-ray powder diffraction data of unknown Crystal Systems of dipropyl-(2-hydroxy phenyl) phosphate have been indexed Successfully by the improved trail-and-error method.
本工作使用改进的尝试法成功的指标化了未知晶系粉末样品邻羟基苯基二丙基磷酸酯的粉末X射线衍射数据。
In this paper, the X-ray powder diffraction data of unknown Crystal Systems of dipropyl-(2-hydroxy phenyl) phosphate have been indexed Successfully by the improved trail-and-error method.
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