JPS5365814A - Purification of acetic acid - Google Patents

Purification of acetic acid

Info

Publication number
JPS5365814A
JPS5365814A JP14046176A JP14046176A JPS5365814A JP S5365814 A JPS5365814 A JP S5365814A JP 14046176 A JP14046176 A JP 14046176A JP 14046176 A JP14046176 A JP 14046176A JP S5365814 A JPS5365814 A JP S5365814A
Authority
JP
Japan
Prior art keywords
acetic acid
purification
crude
atage
seasonings
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.)
Pending
Application number
JP14046176A
Other languages
Japanese (ja)
Inventor
Masaaki Ichino
Toshihisa Kawamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daicel Corp
Original Assignee
Daicel Corp
Daicel Chemical Industries Ltd
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 Daicel Corp, Daicel Chemical Industries Ltd filed Critical Daicel Corp
Priority to JP14046176A priority Critical patent/JPS5365814A/en
Publication of JPS5365814A publication Critical patent/JPS5365814A/en
Pending legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To obtain high quality acetic acid, useful as seasonings, by the oxidation of acetaldehyde, characterized in that, after removal of high boiling point substances from the crude product by distillation, water is introduced into a fractionating column at a state between the crude acetic acid charging atage and the product discharging stage.
COPYRIGHT: (C)1978,JPO&Japio
JP14046176A 1976-11-22 1976-11-22 Purification of acetic acid Pending JPS5365814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14046176A JPS5365814A (en) 1976-11-22 1976-11-22 Purification of acetic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14046176A JPS5365814A (en) 1976-11-22 1976-11-22 Purification of acetic acid

Publications (1)

Publication Number Publication Date
JPS5365814A true JPS5365814A (en) 1978-06-12

Family

ID=15269127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14046176A Pending JPS5365814A (en) 1976-11-22 1976-11-22 Purification of acetic acid

Country Status (1)

Country Link
JP (1) JPS5365814A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017149856A1 (en) * 2016-03-01 2017-09-08 株式会社ダイセル Acetic acid production method
US10758838B2 (en) 2015-02-25 2020-09-01 Sabic Global Technologies B.V. Process for removing impurities from acetic acid

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10758838B2 (en) 2015-02-25 2020-09-01 Sabic Global Technologies B.V. Process for removing impurities from acetic acid
WO2017149856A1 (en) * 2016-03-01 2017-09-08 株式会社ダイセル Acetic acid production method
EP3623359A1 (en) * 2016-03-01 2020-03-18 Daicel Corporation Acetic acid production method
US11014868B2 (en) 2016-03-01 2021-05-25 Daicel Corporation Method for producing acetic acid

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