Patents
Patents for B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor (23,060)
07/1986
07/30/1986EP0188895A1 Hydrophilic silicone-organic copolymer elastomers
07/30/1986EP0188811A2 Silica-rich, porous solid and hollow fibers and method of producing same
07/29/1986US4602922 Method of making membranes for gas separation and the composite membranes
07/23/1986EP0188068A2 Method for purifying reaction solution obtained by using microbial cell, immobilized microbial cell, or immobilized enzyme
07/23/1986EP0187936A2 Preparation of a permselective and flexible anion exchange membrane
07/23/1986EP0187894A1 A size selective catalyst comprising a fibrin gel
07/22/1986US4601828 Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix
07/22/1986US4601827 Aromatic polyamide
07/15/1986US4600751 Hydrophilic silicone-organic copolymer elastomers
07/15/1986CA1207737A1 Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix
07/15/1986CA1207607A1 Hydrophilized membrane of porous hydrophobic material and process of producing same
07/03/1986WO1986003685A1 Process for changing the effective pore size of a structure
07/02/1986EP0185813A1 Method for preparing thin regenerated cellulose membranes of high flux and selectivity for organic liquids separations
07/01/1986US4598137 Polyarylene polyethersulfone ionomers
06/1986
06/24/1986US4596860 Addition of sulfonyl halide, sulfonamide, alkyl halide, acyl halide, phosphorus acid halide pendant groups to polyarylene
06/24/1986US4596858 Formed from solution of unsaturated amide containing polymer, polyol, sulfamic acid
06/24/1986CA1206681A1 Polymer and a membrane having an improved gas- permeability and selectivity
06/24/1986CA1206308A1 Process for modifying porous polymeric membrane
06/17/1986US4595708 Using N,N-dimethylacetamide as solvent, magnesium ion for film forming polyaramide containing sulfonate
06/17/1986US4595503 Ultrafiltration membrane of polyamide
06/11/1986EP0183989A2 Fluorine-containing graft copolymer and adhesive and composite membrane made thereof
06/10/1986US4594207 Heating polymer blend above critical temperature; components differ in miscibility; cooling
06/10/1986US4594079 Gas separating member and method for manufacture thereof
06/05/1986WO1986003135A1 Osmotic concentration by membrane
06/04/1986EP0183183A2 Method of producing effective porous glass shapes
06/04/1986EP0183103A1 Flat permeable membrane and method for manufacture thereof
05/1986
05/28/1986EP0182506A2 Membranes
05/27/1986US4591440 Peruaportization through acetylenic polymer
05/21/1986EP0181772A2 Method of making membranes for gas separation and the composite membranes
05/21/1986EP0181410A1 Hollow fiber membrane for dialysis of blood
05/20/1986US4590098 Process for producing composite membrane
05/20/1986US4589891 Hydrogen permeatin membrane, process for its manufacture and use
05/14/1986EP0180987A2 Flat permeable membrane and method for manufacture thereof
05/14/1986EP0180913A1 Fluorine-containing polymer for gas separating membrane
05/14/1986EP0180599A1 High flux membrane.
05/13/1986US4588633 Higher strength; separators, diaphragms, filters
05/07/1986EP0180200A2 Composite having a zeolite, a layered compound or a crystalline-lattice material in the pores of a porous support and processes for production thereof
05/07/1986EP0180052A1 Hollow fiber membrane and method for manufacture thereof
05/06/1986US4587018 Fibrin gel
04/1986
04/30/1986EP0179495A2 Modified cellulose separation matrix
04/30/1986EP0179474A2 Gas separation membrane and process for preparing it
04/29/1986CA1203941A1 Polyamide of disulfonated diamine and permselective membrane thereof
04/29/1986CA1203655A1 Method for manufacture of hollow fiber
04/24/1986WO1986002282A1 Microporous membranes of ultrahigh molecular weight polyethylene
04/23/1986EP0178831A1 Porous films and method of forming them
04/23/1986EP0178350A1 Process for producing dense membranes
04/22/1986US4584359 Vinyl polymer membranes
04/22/1986US4584337 Aqueous emulsions containing hydrophilic silicone-organic copolymers
04/22/1986US4584103 Reacting with hydroxylamine, then difunctional compound and compound containing ionizable group
04/22/1986US4583996 Apparatus for separating condensable gas
04/22/1986CA1203501A1 Semipermeable membrane consisting of crosslinked copolymer containing maleimide groups
04/10/1986WO1986002095A1 Process for the preparation of cellulose film, cellulose film produced thereby, artificial skin graft and its use
04/09/1986EP0176992A2 Reverse osmosis membranes and process for their preparation
04/08/1986US4581140 For separations, dialysis
04/08/1986CA1202837A1 Asymmetric membranes and process therefor
04/02/1986EP0176107A2 Multistage annealing of aramide reverse osmosis membranes
04/02/1986EP0175948A2 Method for manufacture of hollow fibers for dialysis
03/1986
03/25/1986CA1202248A1 Filtering diaphragm, and its preparation
03/19/1986EP0174851A1 Porous titanate glass and a method of producing it
03/18/1986US4576721 Miscible polymer blends containing poly(2-alkyl-2-oxazoline)
03/12/1986EP0174045A1 Semipermeable composite membrane
03/11/1986US4575406 Metal, uniform pore size
02/1986
02/26/1986EP0172437A2 Modified cellulose dialysis membrane with improved biocompatibility
02/19/1986EP0171879A2 Process for recovering organic vapors from air
02/18/1986US4571444 Process for separating alkylaromatics from aromatic solvents and the separation of the alkylaromatic isomers using membranes
02/13/1986WO1986000819A1 Separation of water from organic fluids
02/11/1986CA1200642A1 Separation membrane from mixtures of polymethyl methacrylate copolymers
02/11/1986CA1200510A1 Water purifying method and system
02/05/1986EP0170233A2 Composite membrane
02/05/1986EP0170232A2 Production of composite membranes
02/05/1986EP0170215A2 Novel cartridge and reactor
02/05/1986EP0170210A2 Novel mat structure
02/05/1986EP0170025A1 Apparatus for fitting a tubular filter element in a shell
02/04/1986US4568579 Asymmetrical layered structures of polyalkylene sulfone resins
01/1986
01/28/1986US4567207 Polymeric material adapted for physico-chemical separation of substances and method for producing same
01/28/1986US4567009 Production of microfiltration membrane filter
01/22/1986EP0169105A2 Controlled porosity osmotic pump
01/22/1986EP0168783A1 Asymmetric microporous hollow fibre, especially for hemodialysis, and process for making it
01/21/1986US4565846 Selective gas-permeable films
01/21/1986CA1199534A1 Aromatic polyimide composite separating membrane
01/15/1986EP0168133A1 A shaped body for gas separation
01/15/1986EP0167594A1 Cross-flow filtration related applications
01/15/1986EP0167573A1 Charge modified microporous hollow tubes
01/07/1986US4563516 Phase boundary polymerization
01/07/1986CA1199146A1 Ultrathin film, process for production thereof, and use thereof for concentrating a specified gas in a gaseous mixture
01/02/1986EP0166606A2 Porous metal article and method of making
12/1985
12/31/1985US4562039 Porous metal article and method of making
12/31/1985US4562021 Hydrolysis of alkoxide or metal compound giving sol, adding thickener and acid
12/27/1985EP0165744A1 Membrane cleaning
12/24/1985US4560759 Polyether compound containing quinoline group and carboxylic acid group
12/24/1985US4560522 Dissolving in polar solvent, shaping gelation and heat treatment
12/18/1985EP0165077A2 Sulfonated polysulfone composite semipermeable membranes and process for their production
12/18/1985EP0164468A2 Porous membrane
12/17/1985US4559139 Crosslinked water soluble polymer on microporous substrate
12/11/1985EP0164235A1 Polymer membrane
12/10/1985US4557957 Microporous metal-plated polytetrafluoroethylene articles and method of manufacture
12/10/1985US4557955 Polymer of florinated olefin, vinyl acetate and vinyl alcohol
12/10/1985US4557949 Method of making a reverse osmosis semipermeable membrane
12/04/1985EP0162964A2 Method for the production of an asymmetric membrane
12/03/1985US4556530 Method for producing a very thin dense membrane