截留分子量相同或相近的超滤膜,膜孔形态参数差别很大。
The parameters of UF membrane pore were quite different even if the membrane had the same molecular weight cut-off.
选择适当的膜液组成和制备条件,可以制得截留分子量为67000的超滤膜。
The UF membrane with molecular weight cut off 67000 can be made by selecting proper composition of casting solution and preparation condition.
结果表明:废水经截留分子量为8000的超滤膜,可回收几乎所有的蛋白质;
The results showed that almost all protein could be recovered for treating whey wastewater by ultrafiltration with 8000 daltion molecular weight cut-off membrane.
选择适当的膜液组成和制备条件,可制得截留分子量分别为2000,6000,10000的超滤膜。
The UF membrane with molecular weight cut off 2000, 6000 and 10000 can be made by selecting proper composition of casting solution and preparation condition.
利用超滤技术对咸鸭蛋蛋清直接脱盐,选用截留分子量为10000的超滤膜可使脱盐率达到83.81%,蛋白质截留率达到86.1%。
The results showed that ultra filtration by the molecular mass cutoff 10000 was suitable for egg white, the desalinization rate was 83.81%, and the protein retention was 86.1%.
本文以聚砜和磺化聚砜为原料,制备了低截留分子量的共混超滤膜,此种膜具有适中透水量,对分子量3000的PEG截留率在90%以上。
The blend ultrafiltration membrane of the polysulfone and sulfonated polysulfone has been obtained. This membrane has moderate water flux, more than 90% retention for PEG 3000.
本文以聚砜和磺化聚砜为原料,制备了低截留分子量的共混超滤膜,此种膜具有适中透水量,对分子量3000的PEG截留率在90%以上。
The blend ultrafiltration membrane of the polysulfone and sulfonated polysulfone has been obtained. This membrane has moderate water flux, more than 90% retention for PEG 3000.
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