Details relating to membrane preparation

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION

B01D2323/00Details relating to membrane preparation

B01D2323/02Hydrophilization B01D2323/04Hydrophobization B01D2323/06Specific viscosities of materials involved B01D2323/08Specific temperatures applied B01D2323/10Specific pressure applied B01D2323/12Specific ratios of components used B01D2323/14Aging features B01D2323/16Use of swelling agents B01D2323/18Use of pore-control agents B01D2323/20Use of plasticizers B01D2323/21Use of fillers B01D2323/22Use of non-solvents B01D2323/225Use of supercritical fluids B01D2323/24Use of template or surface directing agents [SDA] B01D2323/26Spraying processes B01D2323/28Pore treatments B01D2323/283Reducing the pores B01D2323/286Closing of pores B01D2323/30Cross-linking B01D2323/32Use of chain transfer agents or inhibitors B01D2323/34Use of radiation B01D2323/345UV-treatment B01D2323/35Use of magnetic or electrical fields B01D2323/36Introduction of specific chemical groups B01D2323/38Graft polymerization B01D2323/385involving radiation B01D2323/39Electrospinning B01D2323/40in-situ membrane formation B01D2323/42Details of membrane preparation apparatus B01D2323/44Relaxation steps B01D2323/46Impregnation B01D2323/48Influencing the pH B01D2323/50Control of the membrane preparation process