FR2600906B1 - PROCESS FOR THE CONCENTRATION OF AQUEOUS ALCOHOL SOLUTIONS BY EVAPORATION AND USE OF A MEMBRANE FOR THIS PURPOSE - Google Patents

PROCESS FOR THE CONCENTRATION OF AQUEOUS ALCOHOL SOLUTIONS BY EVAPORATION AND USE OF A MEMBRANE FOR THIS PURPOSE

Info

Publication number
FR2600906B1
FR2600906B1 FR8706787A FR8706787A FR2600906B1 FR 2600906 B1 FR2600906 B1 FR 2600906B1 FR 8706787 A FR8706787 A FR 8706787A FR 8706787 A FR8706787 A FR 8706787A FR 2600906 B1 FR2600906 B1 FR 2600906B1
Authority
FR
France
Prior art keywords
evaporation
membrane
concentration
aqueous alcohol
alcohol solutions
Prior art date
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.)
Expired
Application number
FR8706787A
Other languages
French (fr)
Other versions
FR2600906A1 (en
Inventor
Antero Ahvenainen
Johan-Fredrik Selin
Kaarina Savolainen
Jukka Seppala
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Neste Oyj
Original Assignee
Neste Oyj
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 Oyj filed Critical Neste Oyj
Publication of FR2600906A1 publication Critical patent/FR2600906A1/en
Application granted granted Critical
Publication of FR2600906B1 publication Critical patent/FR2600906B1/en
Expired legal-status Critical Current

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)
FR8706787A 1986-05-14 1987-05-14 PROCESS FOR THE CONCENTRATION OF AQUEOUS ALCOHOL SOLUTIONS BY EVAPORATION AND USE OF A MEMBRANE FOR THIS PURPOSE Expired FR2600906B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI862028A FI73960C (en) 1986-05-14 1986-05-14 Process for concentrating aqueous solutions of alcohols by evaporation

Publications (2)

Publication Number Publication Date
FR2600906A1 FR2600906A1 (en) 1988-01-08
FR2600906B1 true FR2600906B1 (en) 1989-12-29

Family

ID=8522615

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8706787A Expired FR2600906B1 (en) 1986-05-14 1987-05-14 PROCESS FOR THE CONCENTRATION OF AQUEOUS ALCOHOL SOLUTIONS BY EVAPORATION AND USE OF A MEMBRANE FOR THIS PURPOSE

Country Status (13)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410243C1 (en) * 1994-03-24 1995-06-29 Carbone Ag Combined pervaporation-vapour permeation process

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 (en) * 1983-11-02 1984-11-12 Neste Oy FOERFARANDE FOER FRAMSTAELLNING AV CELLULOSAKARBAMATFIBRER ELLER -FILMER
DE3380299D1 (en) * 1983-12-14 1989-09-07 Dow Chemical Co A process for separating mixtures of water and an organic compoundand a water-selective permeation membrane

Also Published As

Publication number Publication date
SE8701955D0 (en) 1987-05-13
GB2194465A (en) 1988-03-09
GB2194465B (en) 1990-05-23
IT1215483B (en) 1990-02-14
DD265332A5 (en) 1989-03-01
DE3714784A1 (en) 1987-11-19
JPS6328409A (en) 1988-02-06
BR8702463A (en) 1988-02-23
NO871899L (en) 1987-11-16
FI73960C (en) 1987-12-10
CS334587A2 (en) 1989-04-14
FR2600906A1 (en) 1988-01-08
FI73960B (en) 1987-08-31
NO162813B (en) 1989-11-13
IT8720496A0 (en) 1987-05-13
SE8701955L (en) 1987-11-15
IN166625B (en) 1990-06-23
ZA873094B (en) 1987-10-26
CS268179B2 (en) 1990-03-14
GB8711184D0 (en) 1987-06-17
NO871899D0 (en) 1987-05-07
FI862028A0 (en) 1986-05-14
NO162813C (en) 1990-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse