NO750461L - - Google Patents
Info
- Publication number
- NO750461L NO750461L NO750461A NO750461A NO750461L NO 750461 L NO750461 L NO 750461L NO 750461 A NO750461 A NO 750461A NO 750461 A NO750461 A NO 750461A NO 750461 L NO750461 L NO 750461L
- Authority
- NO
- Norway
- Prior art keywords
- formic acid
- column
- water
- methanol
- mixture
- Prior art date
Links
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims abstract description 74
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims abstract description 37
- 235000019253 formic acid Nutrition 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 51
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000005886 esterification reaction Methods 0.000 claims description 6
- HQVFCQRVQFYGRJ-UHFFFAOYSA-N formic acid;hydrate Chemical compound O.OC=O HQVFCQRVQFYGRJ-UHFFFAOYSA-N 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 230000032050 esterification Effects 0.000 claims description 3
- 238000004508 fractional distillation Methods 0.000 claims description 3
- 238000004821 distillation Methods 0.000 description 8
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000001733 carboxylic acid esters Chemical class 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005809 transesterification reaction Methods 0.000 description 2
- ZRNSSRODJSSVEJ-UHFFFAOYSA-N 2-methylpentacosane Chemical compound CCCCCCCCCCCCCCCCCCCCCCCC(C)C ZRNSSRODJSSVEJ-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N monofluoromethane Natural products FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742407157 DE2407157C3 (de) | 1974-02-15 | Verfahren zur Gewinnung von Ameisensäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO750461L true NO750461L (US06252093-20010626-C00008.png) | 1975-08-18 |
Family
ID=5907432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO750461A NO750461L (US06252093-20010626-C00008.png) | 1974-02-15 | 1975-02-12 |
Country Status (12)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2545730A1 (de) * | 1975-10-11 | 1977-04-21 | Basf Ag | Verfahren zur reindarstellung von ameisensaeure |
| DE2914671A1 (de) * | 1979-04-11 | 1980-10-23 | Basf Ag | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure |
| SE463671B (sv) * | 1988-10-25 | 1991-01-07 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
| US5904740A (en) * | 1997-06-03 | 1999-05-18 | Motorola, Inc. | Fuel for liquid feed fuel cells |
| DE10002791A1 (de) * | 2000-01-24 | 2001-07-26 | Basf Ag | Verfahren zur Gewinnung von wasserfreier Ameisensäure |
| DE10237379A1 (de) * | 2002-08-12 | 2004-02-19 | Basf Ag | Verfahren und Vorrichtung zur Herstellung von ameisensauren Formiaten und deren Verwendung |
| US7618725B2 (en) * | 2004-09-21 | 2009-11-17 | The Board Of Trustees Of The University Of Illinois | Low contaminant formic acid fuel for direct liquid fuel cell |
| EA201592070A1 (ru) * | 2013-05-16 | 2016-04-29 | ДСМ АйПи АССЕТС Б.В. | Способ отделения муравьиной кислоты от метилтетрагидрофурана |
| CN103803691B (zh) * | 2014-03-19 | 2016-02-03 | 南京大学 | 一种低浓度甲酸废水处理工艺 |
| US10519084B2 (en) * | 2016-10-20 | 2019-12-31 | Wichita State University | Conversion of natural gas into clean liquid fuels |
| CN106748737A (zh) * | 2016-11-16 | 2017-05-31 | 南京师范大学 | 一种共沸萃取精馏浓缩甲酸水溶液中甲酸的方法 |
| EP3802947A4 (en) * | 2018-05-28 | 2022-05-04 | Pierson Capital Environmental (Beijing) Limited | EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERING PRODUCTS FROM ORGANIC ACID TREATMENT OF PLANT MATERIALS |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1896100A (en) * | 1928-01-07 | 1933-02-07 | Distilleries Des Deux Sevres | Manufacture of anhydrous formic acid |
| US1826302A (en) * | 1928-09-08 | 1931-10-06 | Eastman Kodak Co | Method for the dehydration of formic acid |
| FR1399653A (fr) * | 1964-04-06 | 1965-05-21 | Melle Usines Sa | Procédé continu de préparation de dérivés fonctionnels d'alcools |
| FR1575909A (US06252093-20010626-C00008.png) * | 1968-06-12 | 1969-07-25 | ||
| US3692636A (en) * | 1969-11-28 | 1972-09-19 | Celanese Corp | Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation |
| US3718545A (en) * | 1971-04-26 | 1973-02-27 | Celanese Corp | Distillation process for recovering substantially anhydrous formic acid from aqueous solutions |
| US3769177A (en) * | 1971-11-10 | 1973-10-30 | Monsanto Co | Purification of carboxylic acids by plural stage distillation with side stream draw-offs |
| US3791935A (en) * | 1971-11-10 | 1974-02-12 | Monsanto Co | Purification of carboxylic acids |
-
1975
- 1975-02-03 NL NL7501253A patent/NL7501253A/xx not_active Application Discontinuation
- 1975-02-06 US US05/547,642 patent/US3983010A/en not_active Expired - Lifetime
- 1975-02-12 FI FI750372A patent/FI750372A/fi not_active Application Discontinuation
- 1975-02-12 NO NO750461A patent/NO750461L/no unknown
- 1975-02-12 SE SE7501571A patent/SE7501571L/xx unknown
- 1975-02-12 FR FR7504330A patent/FR2261249B1/fr not_active Expired
- 1975-02-14 JP JP50018078A patent/JPS50116413A/ja active Pending
- 1975-02-14 BE BE153350A patent/BE825525A/xx unknown
- 1975-02-14 BR BR922/75A patent/BR7500922A/pt unknown
- 1975-02-14 GB GB6318/75A patent/GB1490374A/en not_active Expired
- 1975-02-14 ES ES434727A patent/ES434727A1/es not_active Expired
- 1975-02-14 DK DK54275*#A patent/DK54275A/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK54275A (US06252093-20010626-C00008.png) | 1975-10-13 |
| US3983010A (en) | 1976-09-28 |
| ES434727A1 (es) | 1976-12-16 |
| FR2261249A1 (US06252093-20010626-C00008.png) | 1975-09-12 |
| BE825525A (fr) | 1975-08-14 |
| DE2407157A1 (de) | 1975-09-11 |
| FR2261249B1 (US06252093-20010626-C00008.png) | 1979-02-16 |
| GB1490374A (en) | 1977-11-02 |
| FI750372A (US06252093-20010626-C00008.png) | 1975-08-16 |
| BR7500922A (pt) | 1975-12-02 |
| NL7501253A (nl) | 1975-08-19 |
| SE7501571L (US06252093-20010626-C00008.png) | 1975-08-18 |
| JPS50116413A (US06252093-20010626-C00008.png) | 1975-09-11 |
| DE2407157B2 (de) | 1976-01-08 |
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