GB8711184D0 - Concentrating aqueous alcohol solutions - Google Patents

Concentrating aqueous alcohol solutions

Info

Publication number
GB8711184D0
GB8711184D0 GB8711184A GB8711184A GB8711184D0 GB 8711184 D0 GB8711184 D0 GB 8711184D0 GB 8711184 A GB8711184 A GB 8711184A GB 8711184 A GB8711184 A GB 8711184A GB 8711184 D0 GB8711184 D0 GB 8711184D0
Authority
GB
United Kingdom
Prior art keywords
aqueous alcohol
alcohol solutions
concentrating aqueous
concentrating
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.)
Granted
Application number
GB8711184A
Other versions
GB2194465A (en
GB2194465B (en
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 GB8711184D0 publication Critical patent/GB8711184D0/en
Publication of GB2194465A publication Critical patent/GB2194465A/en
Application granted granted Critical
Publication of GB2194465B publication Critical patent/GB2194465B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
GB8711184A 1986-05-14 1987-05-12 Procedure for concentrating aqueous alcohol solutions by pervaporation Expired - Fee Related GB2194465B (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 (3)

Publication Number Publication Date
GB8711184D0 true GB8711184D0 (en) 1987-06-17
GB2194465A GB2194465A (en) 1988-03-09
GB2194465B GB2194465B (en) 1990-05-23

Family

ID=8522615

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8711184A Expired - Fee Related GB2194465B (en) 1986-05-14 1987-05-12 Procedure for concentrating aqueous alcohol solutions by pervaporation

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
NO871899D0 (en) 1987-05-07
FI862028A0 (en) 1986-05-14
FR2600906B1 (en) 1989-12-29
NO162813C (en) 1990-02-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee