JP2003520834A5 - - Google Patents
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- Publication number
- JP2003520834A5 JP2003520834A5 JP2001555015A JP2001555015A JP2003520834A5 JP 2003520834 A5 JP2003520834 A5 JP 2003520834A5 JP 2001555015 A JP2001555015 A JP 2001555015A JP 2001555015 A JP2001555015 A JP 2001555015A JP 2003520834 A5 JP2003520834 A5 JP 2003520834A5
- Authority
- JP
- Japan
- Prior art keywords
- formic acid
- distillation
- extractant
- distillation apparatus
- group
- 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
Links
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 24
- 238000004821 distillation Methods 0.000 description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 11
- 235000019253 formic acid Nutrition 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 8
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000622 liquid--liquid extraction Methods 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 150000005840 aryl radicals Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000000753 cycloalkyl group Chemical group 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 125000000623 heterocyclic group Chemical group 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000006260 foam Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- MEXKFCWMWJZDMF-UHFFFAOYSA-N n,n-dibutylacetamide Chemical compound CCCCN(C(C)=O)CCCC MEXKFCWMWJZDMF-UHFFFAOYSA-N 0.000 description 1
- NZMAJUHVSZBJHL-UHFFFAOYSA-N n,n-dibutylformamide Chemical compound CCCCN(C=O)CCCC NZMAJUHVSZBJHL-UHFFFAOYSA-N 0.000 description 1
- GBDYFPAHVXJQEP-UHFFFAOYSA-N n-ethyl-n-phenylformamide Chemical compound CCN(C=O)C1=CC=CC=C1 GBDYFPAHVXJQEP-UHFFFAOYSA-N 0.000 description 1
- LYELEANKTIGQME-UHFFFAOYSA-N n-heptan-2-yl-n-methylformamide Chemical compound CCCCCC(C)N(C)C=O LYELEANKTIGQME-UHFFFAOYSA-N 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10002793.8 | 2000-01-24 | ||
| DE10002793A DE10002793A1 (de) | 2000-01-24 | 2000-01-24 | Verwendung eines Extraktionsmittels bei der Herstellung von wasserfreier Ameisensäure |
| PCT/EP2001/000749 WO2001055071A1 (de) | 2000-01-24 | 2001-01-24 | Verwendung eines extraktionsmittels als antischaummittel bei der herstellung von wasserfreier ameisensäure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003520834A JP2003520834A (ja) | 2003-07-08 |
| JP2003520834A5 true JP2003520834A5 (enExample) | 2007-12-27 |
| JP4746242B2 JP4746242B2 (ja) | 2011-08-10 |
Family
ID=7628464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001555015A Expired - Fee Related JP4746242B2 (ja) | 2000-01-24 | 2001-01-24 | 無水ギ酸を製造する際の消泡剤としての抽出剤の使用 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6838579B2 (enExample) |
| EP (1) | EP1250307B1 (enExample) |
| JP (1) | JP4746242B2 (enExample) |
| KR (1) | KR100771709B1 (enExample) |
| CN (1) | CN1271033C (enExample) |
| AT (1) | ATE396167T1 (enExample) |
| AU (1) | AU2001228487A1 (enExample) |
| BR (1) | BR0107822B1 (enExample) |
| DE (2) | DE10002793A1 (enExample) |
| MY (1) | MY136296A (enExample) |
| NO (1) | NO327829B1 (enExample) |
| WO (1) | WO2001055071A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR0215793B1 (pt) * | 2002-06-26 | 2012-11-27 | métodos para reduzir acúmulo de resìduos em unidade de lavagem usada em processo de craqueamento de hidrocarbonetos. | |
| US7906012B2 (en) * | 2002-07-16 | 2011-03-15 | Dorf Ketal Chemicals India Pvt. Ltd. | Method for reducing foam in a primary fractionator |
| DE102011075777A1 (de) * | 2011-05-13 | 2012-11-15 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Isophoron in Gegenwart mindestens eines Entschäumers in der Abwasserkolonne im Aufarbeitungsteil |
| CN109234530B (zh) * | 2018-09-11 | 2023-12-08 | 福建紫金选矿药剂有限公司 | 一种高性能萃取稀释剂 |
| CN115353450A (zh) * | 2022-09-26 | 2022-11-18 | 河北康壮环保科技股份有限公司 | 一种稀甲酸浓缩的工艺 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2545658C2 (de) * | 1975-10-11 | 1985-12-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Gewinnung von Carbonsäuren aus ihren wäßrigen Lösungen |
| DE2914671A1 (de) * | 1979-04-11 | 1980-10-23 | Basf Ag | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure |
| DE3319651A1 (de) * | 1983-05-31 | 1984-12-06 | Basf Ag, 6700 Ludwigshafen | Verfahren zur destillativen gewinnung von ameisensaeure |
| DE3411384A1 (de) | 1984-03-28 | 1985-10-10 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von wasserfreier oder weitgehend wasserfreier ameisensaeure durch hydrolyse von methylformiat |
-
2000
- 2000-01-24 DE DE10002793A patent/DE10002793A1/de not_active Withdrawn
-
2001
- 2001-01-17 MY MYPI20010197A patent/MY136296A/en unknown
- 2001-01-24 JP JP2001555015A patent/JP4746242B2/ja not_active Expired - Fee Related
- 2001-01-24 BR BRPI0107822-4A patent/BR0107822B1/pt not_active IP Right Cessation
- 2001-01-24 KR KR1020027009418A patent/KR100771709B1/ko not_active Expired - Fee Related
- 2001-01-24 EP EP01946840A patent/EP1250307B1/de not_active Expired - Lifetime
- 2001-01-24 US US10/181,460 patent/US6838579B2/en not_active Expired - Lifetime
- 2001-01-24 CN CNB018040632A patent/CN1271033C/zh not_active Expired - Fee Related
- 2001-01-24 WO PCT/EP2001/000749 patent/WO2001055071A1/de not_active Ceased
- 2001-01-24 AT AT01946840T patent/ATE396167T1/de not_active IP Right Cessation
- 2001-01-24 AU AU2001228487A patent/AU2001228487A1/en not_active Abandoned
- 2001-01-24 DE DE50113988T patent/DE50113988D1/de not_active Expired - Lifetime
-
2002
- 2002-07-23 NO NO20023513A patent/NO327829B1/no not_active IP Right Cessation
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