1)  urea adduct method
尿素络合
1.
Paraffin wax was prepared from diesel by urea adduct method at 20 ℃,40 ℃ or 60 ℃ for 2~6 hous.
使用尿素络合法由柴油制备石蜡,在20℃、40℃、60℃下分别进行2~6h的反应,用气相色谱和差示扫描量热仪分析产品的正构烷烃组成和热性能。
2)  Humic acid-urea complex
腐殖酸尿素络合物
3)  urea
尿素
1.
Study on the rheological behavior of cellulose/NaOH-urea-thiourea solution system;
纤维素/NaOH-尿素-硫脲溶液体系流变性能的研究
2.
Primary investigation of the low temperature dyeing process of wool based on urea;
以尿素为基础的羊毛低温染色工艺初探
3.
Study on spinnability of urea-solubilized cellulose carbamate;
尿素增溶纤维素氨基甲酸酯的可纺性研究
4)  carbamide
尿素
1.
Research of the Performance of Carbamide and Starch Size Mixture;
尿素与淀粉混合浆液的性能研究
2.
A Chemical Fertilizer with Biodegradation Polyurethane Integument Carbamide;
生物降解聚氨酯包膜尿素化肥的研究
3.
Open cell aluminum foams were prepared by traditional powder metallurgy process,with spherical carbamide particles as the space-holder.
以球形尿素颗粒为造孔剂,采用传统的粉末冶金工艺制备开孔泡沫铝并研究了其性能。
5)  NaOH/urea aqueous solution
NaOH/尿素
6)  urea adduction fractionation
尿素包合
1.
Decreasing the erucic acid content in Descurainia Sophia seed oil by freezing crystallization and urea adduction fractionation;
冷冻结晶法和尿素包合法降低播娘蒿籽油中芥酸的研究
2.
Purification of oleic acid from oil-tea camellia seed oil by urea adduction fractionation;
尿素包合法提纯油茶籽油中油酸的工艺研究
3.
Enrichment of linoleic acid from sunflower oil with improved urea adduction fractionation;
改进的尿素包合法富集葵花籽油中亚油酸的研究
参考词条
补充资料:酸性络合染料
分子式:
CAS号:

性质:染料分子与金属原子以1:1络合组成的染料。它的母体染料与媒介染料相似,但在制备过程中金属原子已与染料生成配位化合物。它的染色机理与酸性染料不完全相同,除盐键外,羊毛纤维还能与染料中的金属原子形成配价键结合。酸性络合染料需在强酸性染浴中染色。牢度优于一般酸性染料。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。