甲基甲酰胺

• Discussion on prophylactic measures of occupational dimethyl formamide hazard in imitation - leather industry
  仿皮行业二甲基甲酰胺职业危害预防措施探讨
• Study on the relationship between the level of urinary monomethylfomamide and the injury of liver and kidney in workers exposed to dimethylfomamide
  二甲基甲酰胺作业工人肝肾损害和尿中甲基甲酰胺含量的关系
• Solubility soluble in hot water , acetone , 2 - j ketone , n , n - dimethy formamide , ethyl acetoacetate , cyclohexanoneit can recat with ethanol anhydrous
  溶解性：溶于热水及丙酮酮二甲基甲酰胺乙酸乙酯环乙酮溶于无水乙醇并发生反应
• Dmf is a good organic solvent and an important raw material for chemical synthesis , extensive application in petroleum , paints , dyestuff , leather and pharmaceutical products
  二甲基甲酰胺是一种优良的有机溶剂和重要的化工原料，在石油、油漆、染料、皮革、医药等领域有著广泛应用。
• ( 2 ) in order to optimize the condition of analysis for the chosen direct spme system , the chosen components are : chloroform , acetic acid , n - amylalcohol , n - butyl acetate , dmf , p - xylene , cyclohexanone , aniline , phenol
  ( 2 )对选择的直接spme体系进行了分析测试条件优化，选择的组分为：三氯甲烷，乙酸，正戊醇，乙酸丁酯， n ， n -二甲基甲酰胺，对二甲苯，环己酮，苯胺，苯酚。
• This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms . the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers . in this paper , polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ) , sprinkler aperture ( 0 . 5 ~ 0 . 8mm ) , collection distance ( 15 ~ 25cm ) , solution concentration ( 6 wt % - 14 wt % )
  本文主要对聚丙烯腈( pan )二甲基甲酰胺( dmf ) 、 pan二甲基已酰胺( dmac )体系进行电纺丝，调节静电压( 20 50kv ) 、喷头孔径( 0 . 5 0 . 8mm ) 、接收距离( 15 25cm ) 、溶液浓度( 6wt 14wt )等过程参数，制得pan纳米纤维，纤维平均直径在200 1000nm ；详细分析了过程参数对纤维细度、形态等的影响，认为高聚物溶液浓度及静电压对纤维细度有决定性影响，其它过程参数如接收距离、喷射孔径、纺丝溶液温度、溶液电导率等的调整应以这两参数为基础进行。
• The electrostatic spinning technique of producing nano - pan fiber felt was introduced . the relationship of processing parameters with diameter of fiber and the amount of remaining solvent in as - spun fiber were analyzed and the influence of compound solvent of dmf and acetone on properties of fiber was investigated
  介绍了用静电纺丝法纺制纳米级聚丙烯腈纤维毡的方法，分析了纺丝工艺条件与纤维的直径及初生纤维的溶剂残留量的关系并探讨了采用二甲基甲酰胺及适量的丙酮为复合溶剂对纤维性能的影响。