CS334587A2 - Method of alcohols' aqueous solutions concentration - Google Patents

Method of alcohols' aqueous solutions concentration

Info

Publication number
CS334587A2
CS334587A2 CS873345A CS334587A CS334587A2 CS 334587 A2 CS334587 A2 CS 334587A2 CS 873345 A CS873345 A CS 873345A CS 334587 A CS334587 A CS 334587A CS 334587 A2 CS334587 A2 CS 334587A2
Authority
CS
Czechoslovakia
Prior art keywords
alcohols
aqueous solutions
solutions concentration
concentration
aqueous
Prior art date
Application number
CS873345A
Other languages
English (en)
Other versions
CS268179B2 (en
Inventor
Antero Ahvenainen
Johan-Fredrik Selin
Kaarina Savolainen
Jukka Seppala
Original Assignee
Neste Oy
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 by Neste Oy filed Critical Neste Oy
Publication of CS334587A2 publication Critical patent/CS334587A2/cs
Publication of CS268179B2 publication Critical patent/CS268179B2/cs

Links

Classifications

    • 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
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362—Pervaporation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS873345A 1986-05-14 1987-05-11 Method of alcohols' aqueous solutions concentration CS268179B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI862028A FI73960C (fi) 1986-05-14 1986-05-14 Foerfarande foer koncentrering av vattenloesningar av alkoholer medelst pervaporation.

Publications (2)

Publication Number Publication Date
CS334587A2 true CS334587A2 (en) 1989-04-14
CS268179B2 CS268179B2 (en) 1990-03-14

Family

ID=8522615

Family Applications (1)

Application Number Title Priority Date Filing Date
CS873345A CS268179B2 (en) 1986-05-14 1987-05-11 Method of alcohols' aqueous solutions concentration

Country Status (13)

Country Link
JP (1) JPS6328409A (cs)
BR (1) BR8702463A (cs)
CS (1) CS268179B2 (cs)
DD (1) DD265332A5 (cs)
DE (1) DE3714784A1 (cs)
FI (1) FI73960C (cs)
FR (1) FR2600906B1 (cs)
GB (1) GB2194465B (cs)
IN (1) IN166625B (cs)
IT (1) IT1215483B (cs)
NO (1) NO162813C (cs)
SE (1) SE8701955L (cs)
ZA (1) ZA873094B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410243C1 (de) * 1994-03-24 1995-06-29 Carbone Ag Membranverfahren zur Trennung fluider Gemische

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140256A (en) * 1957-09-30 1964-07-07 Standard Oil Co Separation process
FI66624C (fi) * 1983-11-02 1984-11-12 Neste Oy Foerfarande foer framstaellning av cellulosakarbamatfibrer eller -filmer
EP0146655B1 (en) * 1983-12-14 1989-08-02 The Dow Chemical Company A process for separating mixtures of water and an organic compoundand a water-selective permeation membrane

Also Published As

Publication number Publication date
GB8711184D0 (en) 1987-06-17
DE3714784A1 (de) 1987-11-19
NO871899L (no) 1987-11-16
FI862028A0 (fi) 1986-05-14
FI73960C (fi) 1987-12-10
BR8702463A (pt) 1988-02-23
NO162813B (no) 1989-11-13
JPS6328409A (ja) 1988-02-06
SE8701955L (sv) 1987-11-15
GB2194465A (en) 1988-03-09
SE8701955D0 (sv) 1987-05-13
NO162813C (no) 1990-02-21
ZA873094B (en) 1987-10-26
IT8720496A0 (it) 1987-05-13
FR2600906B1 (fr) 1989-12-29
DD265332A5 (de) 1989-03-01
CS268179B2 (en) 1990-03-14
FI73960B (fi) 1987-08-31
IT1215483B (it) 1990-02-14
NO871899D0 (no) 1987-05-07
GB2194465B (en) 1990-05-23
FR2600906A1 (fr) 1988-01-08
IN166625B (cs) 1990-06-23

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