Composite membrane

Composite membrane

High flux  

   Porosity>80%
  

Low flux

   Porosity<60%

 Narrow distribution  

  Pore size 0.2~0.4um>98% 

 Wide distribution   

    Pore size 0.2~0.4um<25%

Super hydrophilic 
   hydrophilic angle<30^o 
  

Hydrophobic 
  hydrophilic angle>70^o 
 

 High strength   
   weight>160g/m²

 Low strength

  weight<100g/m²