JPS60222439A - 粗製無水酢酸の精製法 - Google Patents

粗製無水酢酸の精製法

Info

Publication number
JPS60222439A
JPS60222439A JP7963684A JP7963684A JPS60222439A JP S60222439 A JPS60222439 A JP S60222439A JP 7963684 A JP7963684 A JP 7963684A JP 7963684 A JP7963684 A JP 7963684A JP S60222439 A JPS60222439 A JP S60222439A
Authority
JP
Japan
Prior art keywords
ozone
acetic anhydride
containing gas
test
acetic acid
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
Application number
JP7963684A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0434537B2 (enrdf_load_stackoverflow
Inventor
Masaaki Ichino
市野　昌彬
Kazunori Yamaguchi
和則 山口
Ichiro Katagiri
片桐　一郎
Yoshihiro Maruyama
丸山　義浩
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 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 Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Priority to JP7963684A priority Critical patent/JPS60222439A/ja
Publication of JPS60222439A publication Critical patent/JPS60222439A/ja
Publication of JPH0434537B2 publication Critical patent/JPH0434537B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7963684A 1984-04-20 1984-04-20 粗製無水酢酸の精製法 Granted JPS60222439A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7963684A JPS60222439A (ja) 1984-04-20 1984-04-20 粗製無水酢酸の精製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7963684A JPS60222439A (ja) 1984-04-20 1984-04-20 粗製無水酢酸の精製法

Publications (2)

Publication Number Publication Date
JPS60222439A true JPS60222439A (ja) 1985-11-07
JPH0434537B2 JPH0434537B2 (enrdf_load_stackoverflow) 1992-06-08

Family

ID=13695574

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7963684A Granted JPS60222439A (ja) 1984-04-20 1984-04-20 粗製無水酢酸の精製法

Country Status (1)

Country Link
JP (1) JPS60222439A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994008938A1 (en) * 1992-10-13 1994-04-28 Eastman Chemical Company Method for refining acetic anhydride
US5362365A (en) * 1992-07-07 1994-11-08 Daicel Chemical Industries, Ltd. Purification of acetic anhydride or acetic anhydride and acetic acid using ozone
JP2001226319A (ja) * 2000-02-17 2001-08-21 Daicel Chem Ind Ltd 粗製無水酢酸の精製法及び無水酢酸を用いたポリオキシテトラメチレングリコールの製造法
JP2002037756A (ja) * 2000-05-18 2002-02-06 Daicel Chem Ind Ltd 無水酢酸
US6987201B2 (en) 2000-02-17 2006-01-17 Daicel Chemical Industries, Ltd. Acetic anhydride, method of purifying crude acetic anhydride, and method of producing polyoxytetramethylene glycol using acetic anhydride

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5362365A (en) * 1992-07-07 1994-11-08 Daicel Chemical Industries, Ltd. Purification of acetic anhydride or acetic anhydride and acetic acid using ozone
WO1994008938A1 (en) * 1992-10-13 1994-04-28 Eastman Chemical Company Method for refining acetic anhydride
JP2001226319A (ja) * 2000-02-17 2001-08-21 Daicel Chem Ind Ltd 粗製無水酢酸の精製法及び無水酢酸を用いたポリオキシテトラメチレングリコールの製造法
US6987201B2 (en) 2000-02-17 2006-01-17 Daicel Chemical Industries, Ltd. Acetic anhydride, method of purifying crude acetic anhydride, and method of producing polyoxytetramethylene glycol using acetic anhydride
DE10108811B4 (de) * 2000-02-17 2017-11-23 Daicel Chemical Industries, Ltd. Reinigungsverfahren für Roh-Essigsäureanhydrid und Herstellungsverfahren für Polyoxytetramethylenglycol unter Verwendung von Essigsäureanhydrid
JP2002037756A (ja) * 2000-05-18 2002-02-06 Daicel Chem Ind Ltd 無水酢酸

Also Published As

Publication number Publication date
JPH0434537B2 (enrdf_load_stackoverflow) 1992-06-08

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