FI944482A0 - Tillvaratagande av ättikssyra - Google Patents

Tillvaratagande av ättikssyra

Info

Publication number
FI944482A0
FI944482A0 FI944482A FI944482A FI944482A0 FI 944482 A0 FI944482 A0 FI 944482A0 FI 944482 A FI944482 A FI 944482A FI 944482 A FI944482 A FI 944482A FI 944482 A0 FI944482 A0 FI 944482A0
Authority
FI
Finland
Prior art keywords
acetic acid
acid recovery
recovery
acetic
acid
Prior art date
Application number
FI944482A
Other languages
English (en)
Finnish (fi)
Other versions
FI944482A (sv
Inventor
Mark R Johnson
Original Assignee
Nutrasweet Co
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.)
Filing date
Publication date
Application filed by Nutrasweet Co filed Critical Nutrasweet Co
Publication of FI944482A0 publication Critical patent/FI944482A0/sv
Publication of FI944482A publication Critical patent/FI944482A/sv

Links

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
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI944482A 1991-11-21 1994-09-27 Tillvaratagande av ättikssyra FI944482A (sv)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/798,361 US5183937A (en) 1990-02-07 1991-11-21 Acetic acid recovery
PCT/US1993/000987 WO1994017025A1 (en) 1991-11-21 1993-01-28 Acetic acid recovery
CN93102403A CN1037174C (zh) 1991-11-21 1993-02-27 乙酸的回收方法

Publications (2)

Publication Number Publication Date
FI944482A0 true FI944482A0 (sv) 1994-09-27
FI944482A FI944482A (sv) 1994-09-27

Family

ID=36808335

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944482A FI944482A (sv) 1991-11-21 1994-09-27 Tillvaratagande av ättikssyra

Country Status (8)

Country Link
US (1) US5183937A (sv)
EP (1) EP0632798A4 (sv)
JP (1) JP2788787B2 (sv)
CN (1) CN1037174C (sv)
AU (1) AU663365B2 (sv)
FI (1) FI944482A (sv)
NO (1) NO303282B1 (sv)
WO (1) WO1994017025A1 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5183937A (en) * 1990-02-07 1993-02-02 The Nutrasweet Company Acetic acid recovery
JP3591004B2 (ja) * 1994-09-28 2004-11-17 味の素株式会社 Ｎ−ホルミル−ｌ−アスパラギン酸無水物の製造方法
CN107011161A (zh) * 2017-04-17 2017-08-04 常茂生物化学工程股份有限公司 一种乙酸中去除少量甲酸的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA531751A (en) * 1956-10-16 T. Smith Eldred Purification of acids
US3933781A (en) * 1973-11-05 1976-01-20 Monsanto Company Process for the preparation of α-L-aspartyl-L-phenylalanine alkyl esters
IT1152488B (it) * 1982-08-06 1986-12-31 Pierrel Spa Procedimento per la preparazione dell'anidride dell'acido n-formil-l-aspartico
DE3237122A1 (de) * 1982-10-07 1984-04-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Farbbandkassette mit einer nachtraenkvorrichtung
JPS59175484A (ja) * 1983-03-25 1984-10-04 Ajinomoto Co Inc Ｎ−ホルミルアスパラギン酸無水物の製造法
JPH085912B2 (ja) * 1986-09-04 1996-01-24 味の素株式会社 Ｎ−ホルミルアスパルチル−フエニルアラニンまたはそのメチルエステルの製造方法
US5183937A (en) * 1990-02-07 1993-02-02 The Nutrasweet Company Acetic acid recovery

Also Published As

Publication number Publication date
AU3609493A (en) 1994-08-15
WO1994017025A1 (en) 1994-08-04
EP0632798A1 (en) 1995-01-11
NO943063L (no) 1994-08-19
JP2788787B2 (ja) 1998-08-20
NO943063D0 (no) 1994-08-19
US5183937A (en) 1993-02-02
CN1037174C (zh) 1998-01-28
JPH07504690A (ja) 1995-05-25
EP0632798A4 (en) 1995-06-21
NO303282B1 (no) 1998-06-22
FI944482A (sv) 1994-09-27
CN1091417A (zh) 1994-08-31
AU663365B2 (en) 1995-10-05

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