[go: up one dir, main page]

Pusch et al., 1983 - Google Patents

Structure investigations of homogeneous cellulose acetate membranes by gas permeation measurements

Pusch et al., 1983

Document ID
9267679338985203240
Author
Pusch W
Tanioka A
Publication year
Publication venue
Desalination

External Links

Snippet

Flat sheet, homogeneous CA membranes of different thicknesses (10.1 μm, 89 μm, and 157 μm) were cast from solutions of Bayer Cellit T-900 in a mixture of dioxan and dimethyl acetamide (9: 1 by weight). The permeabilities (P g), diffusion coefficients (D g), and …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/08Polysaccharides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10Supported membranes; Membrane supports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/76Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/26Polyalkenes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes

Similar Documents

Publication Publication Date Title
Martin et al. Electronically conductive polymers as chemically-selective layers for membrane-based separations
Pinnau et al. Gas permeation through composite membranes
US3648845A (en) Thin film separation membranes and processes for making same
US3335545A (en) Gas separation by differential permeation
Gantzel et al. Gas separations with high-flux cellulose acetate membranes
Kawakami et al. Gas permeabilities of cellulose nitrate/poly (ethylene glycol) blend membranes
Pinnau et al. Ultrathin multicomponent poly (ether sulfone) membranes for gas separation made by dry/wet phase inversion
Teraoka et al. Oxygen permeation through perovskite-type oxides
Hu et al. CO2 permeability, diffusivity and solubility in polyethylene glycol-grafted polyionic membranes and their CO2 selectivity relative to methane and nitrogen
Lee et al. Water vapor sorption and free volume in the aromatic polyamide layer of reverse osmosis membranes
Cabasso et al. Porosity and pore size determination in polysulfone hollow fibers
US3762566A (en) Supported semipermeable membranes and process for preparing same
Xiao et al. Trimesoyl chloride crosslinked chitosan membranes for CO2/N2 separation and pervaporation dehydration of isopropanol
Hong et al. Polymer-ionic liquid gels for enhanced gas transport
Bhave et al. Gas permeation and separation by aqueous membranes immobilized across the whole thickness or in a thin section of hydrophobic microporous Celgard films
Xu et al. Polyarylether membranes for dehydration of ethanol and methanol via pervaporation
JPH07112122A (en) Carbon dioxide separation gel membrane and method for producing the same
Katz et al. Selective permeability of PVA membranes. I. Radiation‐crosslinked membranes
EP0175668A1 (en) Composite fluid separation membranes
JPS61209027A (en) Gas selective permeable membrane
JPS6182810A (en) Production of united assymmetric membrane for mutually separating gases
Hong et al. Influence of ceramic support on pervaporation characteristics of IPA/water mixtures using PDMS/ceramic composite membrane
Park et al. Selective permeation through hydrophobic–hydrophilic membranes
Park et al. Preparation of water‐swollen hydrogel membranes for gas separation
Sada et al. Permeation of pure carbon dioxide and methane and binary mixtures through cellulose acetate membranes