Patents for B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor (23,060) |
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07/17/2013 | CN203061067U Polytetrafluoroethylene microporous membrane transverse W-shaped expansion device capable of realizing online automatic detection control |
07/17/2013 | CN103210029A Nanoporous materials, manufacture of nanoporous materials and applications of nanoporous materials |
07/17/2013 | CN103209757A Method for producing filtration filter |
07/17/2013 | CN103204977A Sulphobetaine metacrylic acid ester grafted polysulfone copolymer as well as preparation method and application of polysulfone copolymer |
07/17/2013 | CN103203190A Hydroxyl-terminated polybutadiene-silicone rubber crosslinked alcohol-permselective composite membrane and preparation method thereof |
07/17/2013 | CN103203189A Wet-type polyacrylonitrile flat-plate ultrafiltration membrane and preparation method thereof |
07/17/2013 | CN103203188A Polyvinyl chloride ultrafiltration membrane with function of removing heavy metal ions from water and preparation method thereof |
07/17/2013 | CN103203187A A preparation method for solid film dip-coated with a novel chiral recognition agent |
07/17/2013 | CN103203185A Dryer having drying chamber comprising heated air |
07/17/2013 | CN102500249B Preparation method for liner type hollow fiber composite membrane and product |
07/17/2013 | CN102489190B Metal organic compound filled cross-linked polysiloxane pervaporation membrane and preparation method thereof |
07/17/2013 | CN102294179B Preparation method of inorganic mesoporous membrane |
07/17/2013 | CN102198374B Asymmetric polyvinylidene fluoride microporous membrane with high intensity and preparation method thereof |
07/17/2013 | CN101489654B Process for producing a composite membrane |
07/17/2013 | CN101198549B Waste water treatment device and method |
07/16/2013 | US8486184 Oxygen-permeable membrane and method for the production thereof |
07/16/2013 | US8485366 Ceramic porous membrane and ceramic filter |
07/16/2013 | CA2676899C Method for transporting fluid |
07/16/2013 | CA2600808C Novel highly microporous thermoplastic/bismaleimide semi-interpenetrating polymer network |
07/11/2013 | WO2013103666A1 Composite polyamide membrane |
07/11/2013 | WO2013103257A1 Outstandingly contamination resistant reverse osmosis membrane and production method therefor |
07/10/2013 | EP2611528A1 Filtration material for desalination |
07/10/2013 | CN103201025A Resilient ion exchange membranes |
07/10/2013 | CN103201024A Method for manufacturing sheet-shaped separation membrane |
07/10/2013 | CN103201022A Composite membrane |
07/10/2013 | CN103193941A Polyether sulfone copolymer modified by sulphobetaine metacrylic acid ester as well as preparation method and application of polyether sulfone copolymer |
07/10/2013 | CN103193938A Preparation method of modified cellulose acetate |
07/10/2013 | CN103193923A Preparation method and application of pervaporation separation material based on polyacrylate resin |
07/10/2013 | CN103191706A Preparation method of 2,5- dyhydroxyl benzoic acid molecule blotting membrane and application of 2,5- dyhydroxyl benzoic acid molecule blotting membrane |
07/10/2013 | CN103191657A Hybridized gel film for filtration of organic solvent and preparation method thereof |
07/10/2013 | CN103191656A Preparation method of polymer micro-filtration membrane |
07/10/2013 | CN103191655A Composite hollow fiber film and preparation method thereof |
07/10/2013 | CN103191654A Lasting hydrophilic modification method of polytetrafluoroethylene microporous membrane |
07/10/2013 | CN103191653A Method for forming asymmetric polytetrafluoroethylene porous membrane |
07/10/2013 | CN103191652A Preparation method and application of composite ultrafiltration membrane for separating salicylic acid in aspirin |
07/10/2013 | CN103191651A Preparation method of hydrophilic polyvinylidene fluoride blended hollow fiber microporous membrane |
07/10/2013 | CN103191650A Manufacturing method of nanofiltration flat sheet membrane containing sodium polystyrene sulfonate |
07/10/2013 | CN103191649A Composite nanofiltration flat sheet membrane |
07/10/2013 | CN103191648A Filter membrane and filter having filter membrane |
07/10/2013 | CN103191647A Seed crystal-free self-assembly hydrothermal synthesis method of hydrophilic zeolite membrane |
07/10/2013 | CN102513081B Alkaline catalytic membrane and preparation method thereof |
07/10/2013 | CN102319542B Polymer oxygen-enriched membrane with high flux and high selectivity as well as preparation method and application of same |
07/10/2013 | CN102160969B Method for preparing fluorocarbon polymer microporous film with interpenetrating network bicontinuous pore structure |
07/10/2013 | CN102151494B Nano-level polytetrafluoroethylene microporous membrane and preparation method thereof |
07/10/2013 | CN101773786B Method for desalination and concentration of medical intermediate |
07/10/2013 | CN101622059B Inorganic membranes and method of making |
07/10/2013 | CN101528329B Method of manufacturing ceramic porous membrane and method of manufacturing ceramic filter |
07/04/2013 | WO2013101943A1 High free volume siloxane compositions useful as membranes |
07/04/2013 | WO2013101855A1 Porous membranes having a polymeric coating and methods for their preparation and use |
07/04/2013 | US20130167723 Method for modifying porous substrate and modified porous substrate |
07/04/2013 | DE102012223817A1 Organokupfer-reagenzien zur bindung von perfluorsulfonsäuregruppen an polyolefine Organocopper reagents for binding of perfluorsulfonsäuregruppen of polyolefin |
07/03/2013 | EP2609994A1 Hollow fiber type reverse osmosis membrane and process for production thereof |
07/03/2013 | EP2608874A1 Separation of nanoparticles |
07/03/2013 | CN103189131A Process for manufacturing porous material |
07/03/2013 | CN103182259A Acid and alkali resistance NF membrane and preparation method thereof |
07/03/2013 | CN103182258A Preparation method of gamma-ray co-irradiated monomer acrylic acid graft ultrafiltration flat sheet membrane |
07/03/2013 | CN103182257A Temperature-sensitive self-cleaning polyvinylidene fluoride film and preparation method thereof |
07/03/2013 | CN103182256A High-stability hollow fibrous membrane and preparation method thereof |
07/03/2013 | CN103182255A Manufacturing method for polystyrene/polyvinylidene anion exchange alloy membrane |
07/03/2013 | CN103182253A Filteration material for desalination |
07/03/2013 | CN103182251A Method for preparing organic/inorganic alcohol-permselective pervaporation composite membrane |
07/03/2013 | CN103182250A Preparation method of high-molecular-weight polyethylene microporous membrane |
07/03/2013 | CN102489181B Method for preparing hetero-structured hollow fiber membranes |
07/03/2013 | CN102343224B Method for forming porous polyurethane membrane |
07/03/2013 | CN102302904B Method for preparing polystyrene maleimide membrane for gasoline desulfurization by pervaporation |
07/03/2013 | CN102258945B Wet chemical preparation method for ceramic separation membrane |
07/03/2013 | CN102120150B Gear type hydrogen-permeable palladium or palladium alloy film and hydrogen separator |
07/03/2013 | CN102000517B Hydrophilic modification method for macromolecular filter membrane and obtained product |
07/03/2013 | CN101918119B Flexible and autonomous protein nanofilm, method of producing the same and application thereof |
07/03/2013 | CN101862609B Flexible and autonomous protein nanofilm, method of producing the same and application thereof |
07/03/2013 | CN101721921B Method for preparing porous metal film |
06/27/2013 | WO2013096186A1 Method of making a composite metal gas separation membrane |
06/27/2013 | WO2013096184A1 A method of preparing a palladium- silver alloy gas separation membrane using mechanical surface activation |
06/27/2013 | WO2013095775A1 Stabilization of porous morphologies for high performance carbon molecular sieve hollow fiber membranes |
06/27/2013 | WO2013091297A1 Microporous membrane of polyethylene-based composite material with adhesion under hot pressing |
06/27/2013 | CA2858597A1 A method of preparing a palladium- silver alloy gas separation membrane using mechanical surface activation |
06/26/2013 | CN103180032A Microfabricated artificial lung assist device, and methods of use and manufacture thereof |
06/26/2013 | CN103172186A Multifunctional positive permeable membrane water purification bag for providing emergency drinking water and manufacturing method thereof |
06/26/2013 | CN103170260A Modified nanometer titanium dioxide based preparation process of hollow ultrafiltration membrane fiber |
06/26/2013 | CN103170259A Preparation method of alcohol permselective PDMS/BPPO (Polydimethylsiloxane/Bromide Poly(2,6-dimethyl-1,4-Phenylene Oxide)) crosslinking copolymer composite membrane |
06/26/2013 | CN103170258A Polydimethylsiloxane/polydopamine hybrid membrane and preparation method thereof |
06/26/2013 | CN103170257A Compound forward osmosis membrane and preparation method thereof |
06/26/2013 | CN103170256A Long-acting antibacterial ultra-filtration membrane and preparation method thereof |
06/26/2013 | CN103170255A Preparation method of nano-SiO2/cellulose composite separating membranes |
06/26/2013 | CN103170254A Polydimethylsiloxane fixed carrier promotion transfer membrane as well as preparation method and application thereof |
06/26/2013 | CN103170253A Modified silicon dioxide film for separating CH4/CO2 |
06/26/2013 | CN103170252A Homogenic inorganic membrane tube and preparation method thereof |
06/26/2013 | CN103170251A Coating liquid used for preparing CO2 separating composite film, and CO2 separating composite film |
06/26/2013 | CN103170250A Hybridization hydrogel flat membrane for water filtration and preparation method thereof |
06/26/2013 | CN102643449B Method for preparing polymer porous membrane without solvent |
06/26/2013 | CN102423641B Method for modifying hydrophobicity of ceramic membrane, its application and its apparatus |
06/26/2013 | CN102294178B Polyamide nano filter membrane containing zwitterions and preparation method thereof |
06/26/2013 | CN102294177B Sulfobetaine type amphion-containing reverse osmosis composite film |
06/26/2013 | CN102294176B High permeability nanofiltration membrane containing zwitterion and preparation method thereof |
06/26/2013 | CN102068921B PH sensitive polyvinylidene fluoride gel film and preparation method thereof |
06/26/2013 | CN101985085B Polyester flat microporous membrane and preparation method thereof |
06/26/2013 | CN101925398B Gas separation membrane made of polyimide and method for gas separation |
06/26/2013 | CN101703923B Hydrophilic, high protein binding, low fluorescence, western blotting membrane |
06/25/2013 | US8470944 Polynorbornene pervaporation membrane films, preparation and use thereof |
06/25/2013 | US8470943 Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer |