JPS5081973A - - Google Patents

Info

Publication number
JPS5081973A
JPS5081973A JP49032425A JP3242574A JPS5081973A JP S5081973 A JPS5081973 A JP S5081973A JP 49032425 A JP49032425 A JP 49032425A JP 3242574 A JP3242574 A JP 3242574A JP S5081973 A JPS5081973 A JP S5081973A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP49032425A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS5081973A publication Critical patent/JPS5081973A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/22—Cellulose ethers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
JP49032425A 1973-03-22 1974-03-22 Pending JPS5081973A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK157973 1973-03-22

Publications (1)

Publication Number Publication Date
JPS5081973A true JPS5081973A (ja) 1975-07-03

Family

ID=8106250

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49032425A Pending JPS5081973A (ja) 1973-03-22 1974-03-22

Country Status (5)

Country Link
JP (1) JPS5081973A (ja)
DE (1) DE2413157A1 (ja)
FR (1) FR2222114A1 (ja)
IL (1) IL44449A0 (ja)
NL (1) NL7403737A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4496456A (en) * 1983-06-03 1985-01-29 Exxon Research & Engineering Co. Method for preparing thin regenerated cellulose membranes of high flux and selectivity for organic liquids separations
US4678555A (en) * 1983-12-14 1987-07-07 Exxon Research And Engineering Company Preparation of cellulose acetate membrane and its use for polar solvent-oil separation
US4541972A (en) * 1983-12-14 1985-09-17 Exxon Research And Engineering Co. Preparation of cellulose acetate membrane and its use for polar solvent-oil separation
US4840819A (en) * 1987-04-08 1989-06-20 Union Carbide Corporation Method for preparing composite membranes for enhanced gas separation

Also Published As

Publication number Publication date
DE2413157A1 (de) 1974-10-03
NL7403737A (ja) 1974-09-24
IL44449A0 (en) 1974-06-30
FR2222114A1 (en) 1974-10-18

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