KR100771709B1 - 무수 포름산 생성에서의 소포제로서의 추출제의 이용 - Google Patents

무수 포름산 생성에서의 소포제로서의 추출제의 이용 Download PDF

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Publication number
KR100771709B1
KR100771709B1 KR1020027009418A KR20027009418A KR100771709B1 KR 100771709 B1 KR100771709 B1 KR 100771709B1 KR 1020027009418 A KR1020027009418 A KR 1020027009418A KR 20027009418 A KR20027009418 A KR 20027009418A KR 100771709 B1 KR100771709 B1 KR 100771709B1
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South Korea
Prior art keywords
extractant
distillation
formic acid
distillation apparatus
stream
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Expired - Fee Related
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KR1020027009418A
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English (en)
Korean (ko)
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KR20020070350A (ko
Inventor
하인즈 아우어
베른트 베슬링
한스 함머
한스 하쎄
프리드리히 자우어
막시밀리안 비카리
게르하르트 바그너
틸 아드리안
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바스프 악티엔게젤샤프트
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Publication of KR20020070350A publication Critical patent/KR20020070350A/ko
Application granted granted Critical
Publication of KR100771709B1 publication Critical patent/KR100771709B1/ko
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • 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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Medicinal Preparation (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
KR1020027009418A 2000-01-24 2001-01-24 무수 포름산 생성에서의 소포제로서의 추출제의 이용 Expired - Fee Related KR100771709B1 (ko)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
KR20020070350A KR20020070350A (ko) 2002-09-05
KR100771709B1 true KR100771709B1 (ko) 2007-10-30

Family

ID=7628464

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020027009418A Expired - Fee Related KR100771709B1 (ko) 2000-01-24 2001-01-24 무수 포름산 생성에서의 소포제로서의 추출제의 이용

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)

* Cited by examiner, † Cited by third party
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017866A1 (de) * 1979-04-11 1980-10-29 BASF Aktiengesellschaft Verfahren zur Gewinnung von wasserfreier oder weitgehend wasserfreier Ameisensäure
EP0156309A2 (de) * 1984-03-28 1985-10-02 BASF Aktiengesellschaft Verfahren zur Gewinnung von wasserfreier oder weitgehend wasserfreier Ameisensäure durch Hydrolyse von Methylformiat

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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
DE3319651A1 (de) * 1983-05-31 1984-12-06 Basf Ag, 6700 Ludwigshafen Verfahren zur destillativen gewinnung von ameisensaeure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017866A1 (de) * 1979-04-11 1980-10-29 BASF Aktiengesellschaft Verfahren zur Gewinnung von wasserfreier oder weitgehend wasserfreier Ameisensäure
EP0156309A2 (de) * 1984-03-28 1985-10-02 BASF Aktiengesellschaft Verfahren zur Gewinnung von wasserfreier oder weitgehend wasserfreier Ameisensäure durch Hydrolyse von Methylformiat

Also Published As

Publication number Publication date
JP2003520834A (ja) 2003-07-08
MY136296A (en) 2008-09-30
KR20020070350A (ko) 2002-09-05
EP1250307B1 (de) 2008-05-21
CN1395553A (zh) 2003-02-05
DE10002793A1 (de) 2001-07-26
BR0107822A (pt) 2002-10-29
DE50113988D1 (de) 2008-07-03
NO327829B1 (no) 2009-10-05
NO20023513L (no) 2002-08-26
NO20023513D0 (no) 2002-07-23
ATE396167T1 (de) 2008-06-15
WO2001055071A1 (de) 2001-08-02
US6838579B2 (en) 2005-01-04
CN1271033C (zh) 2006-08-23
EP1250307A1 (de) 2002-10-23
US20030009057A1 (en) 2003-01-09
AU2001228487A1 (en) 2001-08-07
JP4746242B2 (ja) 2011-08-10
BR0107822B1 (pt) 2011-07-12

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