IT8720496A0 - Procedimento per concentrare soluzioni acquose di alcol perpervaporazione. - Google Patents

Procedimento per concentrare soluzioni acquose di alcol perpervaporazione.

Info

Publication number: IT8720496A0
Authority: IT; Italy
Prior art keywords: pervaporation; procedure; aqueous alcohol; alcohol solutions; concentrating aqueous
Prior art date: 1986-05-14

Application number

IT8720496A

Other languages

English (en)

Other versions

IT1215483B (it

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.)

1986-05-14

Filing date

1987-05-13

Publication date

1987-05-13

1987-05-13 Application filed by Neste Oy filed Critical Neste Oy

1987-05-13 Publication of IT8720496A0 publication Critical patent/IT8720496A0/it

1990-02-14 Application granted granted Critical

1990-02-14 Publication of IT1215483B publication Critical patent/IT1215483B/it

Links

LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title 1
238000000034 method Methods 0.000 title 1
238000005373 pervaporation Methods 0.000 title 1

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)

IT2049687A 1986-05-14 1987-05-13 Procedimento per concentrare soluzioni acquose di alcol perpervaporazione. IT1215483B (it)

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
IT8720496A0 true IT8720496A0 (it)	1987-05-13
IT1215483B IT1215483B (it)	1990-02-14

Family

ID=8522615

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2049687A IT1215483B (it)	1986-05-14	1987-05-13	Procedimento per concentrare soluzioni acquose di alcol perpervaporazione.

Country Status (13)

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

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
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

1986
- 1986-05-14 FI FI862028A patent/FI73960C/fi not_active IP Right Cessation
1987
- 1987-04-29 ZA ZA873094A patent/ZA873094B/xx unknown
- 1987-04-30 IN IN352/CAL/87A patent/IN166625B/en unknown
- 1987-05-04 DE DE19873714784 patent/DE3714784A1/de not_active Withdrawn
- 1987-05-07 NO NO871899A patent/NO162813C/no unknown
- 1987-05-11 CS CS873345A patent/CS268179B2/cs unknown
- 1987-05-12 GB GB8711184A patent/GB2194465B/en not_active Expired - Fee Related
- 1987-05-13 SE SE8701955A patent/SE8701955L/xx not_active Application Discontinuation
- 1987-05-13 IT IT2049687A patent/IT1215483B/it active
- 1987-05-13 BR BR8702463A patent/BR8702463A/pt unknown
- 1987-05-13 DD DD87302727A patent/DD265332A5/de not_active IP Right Cessation
- 1987-05-14 FR FR8706787A patent/FR2600906B1/fr not_active Expired
- 1987-05-14 JP JP62118065A patent/JPS6328409A/ja active Pending

Also Published As

Publication number	Publication date
IN166625B (it)	1990-06-23
DE3714784A1 (de)	1987-11-19
GB2194465B (en)	1990-05-23
FI73960C (fi)	1987-12-10
CS268179B2 (en)	1990-03-14
FI73960B (fi)	1987-08-31
NO871899D0 (no)	1987-05-07
SE8701955D0 (sv)	1987-05-13
SE8701955L (sv)	1987-11-15
IT1215483B (it)	1990-02-14
BR8702463A (pt)	1988-02-23
JPS6328409A (ja)	1988-02-06
ZA873094B (en)	1987-10-26
FI862028A0 (fi)	1986-05-14
GB8711184D0 (en)	1987-06-17
NO162813B (no)	1989-11-13
CS334587A2 (en)	1989-04-14
NO162813C (no)	1990-02-21
DD265332A5 (de)	1989-03-01
FR2600906B1 (fr)	1989-12-29
FR2600906A1 (fr)	1988-01-08
GB2194465A (en)	1988-03-09
NO871899L (no)	1987-11-16

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