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1)  ultrafine amorphous Co-B
Co-B超细非晶
1.
High activity ultrafine amorphous Co-B catalyst for the hydrogenation of soybean oil;
用于大豆油加氢的Co-B超细非晶催化剂
2)  Amorphous Co-B alloy
非晶态Co-B合金
1.
Promotion Effect of Zn on Amorphous Co-B alloy and Their Catalytic Performance for Selective Hydrogenation of Cinnamaldehyde to Cinnamyl Alcohol;
锌对非晶态Co-B合金的改性及催化肉桂醛加氢为肉桂醇的研究
2.
The amorphous Co-B alloy nanoparticles can be prepared very easily by the solid-solid reaction of the CoCl_26H_2O and KBH_4 powders at room temperature.
6H2O和KBH4室温固-固相反应,制备了非晶态Co-B合金纳米颗粒,用等离子体发射光谱、X射线衍射、透射电镜、电子衍射进行了表征,结果表明产物主要是由平均粒径为15~25nm的非晶态Co-B合金组成。
3.
Amorphous Co-B alloy catalysts were prepared by chemical reduction with KBH4 in aqueous solution, and modified amorphous Co-B alloy catalyst by introducing the third metal component were prepared by chemical reduction of mixed CoCl_2 and MCl_n (M: introduced metal) with KBH4 in aqueous solution.
采用KBH_4还原法制备非晶态Co-B合金催化剂和共还原法制备了第三金属组分改性的三元非晶态Co-B合金催化剂,考察了不同的B/Co比和掺杂Fe、Cu、La、Ce、Mo、Ni和Zn对非晶态Co-B催化剂肉桂醛加氢性能的影响,并用XRD、DSC、TPR、H_2-TPD和XPS手段对催化剂进行了表征。
3)  Co-B amorphous alloy
Co-B非晶态合金
1.
The effect of the presonication on the catalytic performance of the ultrafine Co-B amorphous alloy was investigated in liquid phase selective hydrogenation of cinnamaldehyde(CMA) to cinnamyl alcohol (CMO) which showed perfect selectivity to CMO(100%) regardless of the ultrasonic treatment.
以超细Co-B非晶态合金催化肉桂醛(CMA)液相选择性加氢制备向桂醇(CMO)为目标反应,考察超声波预处理对其催化性能的影响并根据催化剂系统表征,如XRD,TEM,SEM,XPS,DSC,BET等,对超声波预处理的影响机理进行了初步讨论。
2.
Th-doped Co-B amorphous alloy catalyst(Co-Th-B) was prepared by chemical reduction method.
采用化学还原法制备了Th修饰的Co-B非晶态合金(Co-Th-B)并应用于液相肉桂醛选择性加氢制肉桂醇,Co-Th-B的活性和选择性显著高于非修饰Co-B,其中最佳Th修饰量为10%,此时肉桂醇得率可达81。
4)  Amorphous allys (co-B、 Co-Cu-B、 Co-Ni-B)
非晶态合金(Co-B、Co-Cu-B、Co-Ni-B)
5)  ultrafine amorphous Ni-B alloy
Ni-B超细非晶态合金
6)  Ultrafine Ni-B amorphous alloy
超细Ni-B非晶态合金
补充资料:染料细粉及超细粉
分子式:
CAS号:

性质:非水溶性染料或不易溶染料常采用的剂型。如分散染料、还原染料等对粒度及粒度分布均有一定要求,要求相对集中,过细、过粗,均对使用有不良影响。染料生产企业对本企业的产品均作了规定。这些染料产品一般多在2μm到上到4μm范围内,如对某些分散染料要求控制在1μm左右,分散性能4~5级,还原染料也与分散染料近似,故有超细粉之称。为使染料产品达到上述细度,常采用万能粉碎机或砂磨、球磨等进行粉碎。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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