NO157534C - Fremgangsmaate til destillativ utvinning av maursyre fra dens blandinger med visse loesningsmidler. - Google Patents
Fremgangsmaate til destillativ utvinning av maursyre fra dens blandinger med visse loesningsmidler.Info
- Publication number
- NO157534C NO157534C NO842152A NO842152A NO157534C NO 157534 C NO157534 C NO 157534C NO 842152 A NO842152 A NO 842152A NO 842152 A NO842152 A NO 842152A NO 157534 C NO157534 C NO 157534C
- Authority
- NO
- Norway
- Prior art keywords
- acid
- mixtures
- procedure
- certain solvents
- distillation
- Prior art date
Links
- 239000002904 solvent Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000000203 mixture Substances 0.000 title abstract 2
- 239000002253 acid Substances 0.000 title 2
- 238000000605 extraction Methods 0.000 title 1
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 abstract 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 238000004821 distillation Methods 0.000 abstract 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 150000003857 carboxamides Chemical class 0.000 abstract 1
- 150000001875 compounds Chemical group 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 abstract 1
- 229940080818 propionamide Drugs 0.000 abstract 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
- 229920002554 vinyl polymer Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
- Detergent Compositions (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833319651 DE3319651A1 (de) | 1983-05-31 | 1983-05-31 | Verfahren zur destillativen gewinnung von ameisensaeure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO842152L NO842152L (no) | 1984-12-03 |
| NO157534B NO157534B (no) | 1987-12-28 |
| NO157534C true NO157534C (no) | 1988-04-06 |
Family
ID=6200285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO842152A NO157534C (no) | 1983-05-31 | 1984-05-30 | Fremgangsmaate til destillativ utvinning av maursyre fra dens blandinger med visse loesningsmidler. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4551208A (https=) |
| EP (1) | EP0127836B1 (https=) |
| JP (1) | JPS59227838A (https=) |
| AT (1) | ATE21384T1 (https=) |
| CA (1) | CA1211736A (https=) |
| DE (2) | DE3319651A1 (https=) |
| DK (1) | DK267184A (https=) |
| ES (1) | ES8505916A1 (https=) |
| FI (1) | FI82924C (https=) |
| NO (1) | NO157534C (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4670105A (en) * | 1986-04-07 | 1987-06-02 | Lloyd Berg | Dehydration of propanoic acid by extractive distillation |
| US4840707A (en) * | 1988-12-30 | 1989-06-20 | Lloyd Berg | Separation of 3-methyl-2-butanone from formic acid by extractive distillation |
| US4994151A (en) * | 1989-07-14 | 1991-02-19 | Lloyd Berg | Separation of 4-methyl-2-pentanone from formic acid by extractive distillation with dimethylamides |
| DE4023353A1 (de) * | 1990-07-23 | 1992-01-30 | Basf Ag | Verfahren zur gewinnung von carbonsaeuren aus ihren waessrigen loesungen |
| US5092965A (en) * | 1991-05-02 | 1992-03-03 | Lloyd Berg | Separation of 4-methyl-2-pentanone from acetic acid by extractive distillation with DMFA |
| US5399751A (en) * | 1993-11-05 | 1995-03-21 | Glitsch, Inc. | Method for recovering carboxylic acids from aqueous solutions |
| DE4444979A1 (de) * | 1994-12-16 | 1996-06-20 | Basf Ag | Verfahren und Vorrichtung zur Gewinnung von Ameisensäure |
| DE10002794A1 (de) * | 2000-01-24 | 2001-07-26 | Basf Ag | Abwasserreinigung beim Verfahren zur Herstellung von wasserfreier Ameisensäure |
| DE10002793A1 (de) * | 2000-01-24 | 2001-07-26 | Basf Ag | Verwendung eines Extraktionsmittels bei der Herstellung von wasserfreier Ameisensäure |
| JP2005154435A (ja) * | 2003-11-07 | 2005-06-16 | Mitsubishi Chemicals Corp | モノカルボン酸の分離方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2408011A1 (de) * | 1974-02-20 | 1975-09-04 | Hoechst Ag | Verfahren zur gewinnung von technisch reiner essigsaeure durch extraktivdestillation |
| US4217460A (en) * | 1975-10-11 | 1980-08-12 | Basf Aktiengesellschaft | Isolation of formic acid from its aqueous solutions |
| DE2853991A1 (de) * | 1978-12-14 | 1980-07-03 | Basf Ag | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure |
| DE2914671A1 (de) * | 1979-04-11 | 1980-10-23 | Basf Ag | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure |
-
1983
- 1983-05-31 DE DE19833319651 patent/DE3319651A1/de not_active Withdrawn
-
1984
- 1984-05-15 FI FI841946A patent/FI82924C/fi not_active IP Right Cessation
- 1984-05-22 EP EP84105831A patent/EP0127836B1/de not_active Expired
- 1984-05-22 DE DE8484105831T patent/DE3460473D1/de not_active Expired
- 1984-05-22 AT AT84105831T patent/ATE21384T1/de active
- 1984-05-25 US US06/614,280 patent/US4551208A/en not_active Expired - Fee Related
- 1984-05-29 CA CA000455386A patent/CA1211736A/en not_active Expired
- 1984-05-30 DK DK267184A patent/DK267184A/da not_active Application Discontinuation
- 1984-05-30 NO NO842152A patent/NO157534C/no unknown
- 1984-05-30 ES ES532947A patent/ES8505916A1/es not_active Expired
- 1984-05-31 JP JP59109778A patent/JPS59227838A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0127836A1 (de) | 1984-12-12 |
| DK267184A (da) | 1984-12-01 |
| ATE21384T1 (de) | 1986-08-15 |
| EP0127836B1 (de) | 1986-08-13 |
| FI82924B (fi) | 1991-01-31 |
| DE3319651A1 (de) | 1984-12-06 |
| FI82924C (fi) | 1991-05-10 |
| JPS59227838A (ja) | 1984-12-21 |
| FI841946L (fi) | 1984-12-01 |
| CA1211736A (en) | 1986-09-23 |
| NO842152L (no) | 1984-12-03 |
| JPH0456813B2 (https=) | 1992-09-09 |
| DE3460473D1 (en) | 1986-09-18 |
| DK267184D0 (da) | 1984-05-30 |
| NO157534B (no) | 1987-12-28 |
| US4551208A (en) | 1985-11-05 |
| ES532947A0 (es) | 1985-06-16 |
| ES8505916A1 (es) | 1985-06-16 |
| FI841946A0 (fi) | 1984-05-15 |
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