JPS55153757A - Purification of crude acetonitrile by dehydration - Google Patents

Purification of crude acetonitrile by dehydration

Info

Publication number
JPS55153757A
JPS55153757A JP6128879A JP6128879A JPS55153757A JP S55153757 A JPS55153757 A JP S55153757A JP 6128879 A JP6128879 A JP 6128879A JP 6128879 A JP6128879 A JP 6128879A JP S55153757 A JPS55153757 A JP S55153757A
Authority
JP
Japan
Prior art keywords
alkali
water
crude acetonitrile
fed
layer
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
JP6128879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6154023B2 (enExample
Inventor
Terumasa Higuchi
Hiroshi Susumago
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co 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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP6128879A priority Critical patent/JPS55153757A/ja
Priority to US06/131,611 priority patent/US4308108A/en
Priority to DE3050669A priority patent/DE3050669C2/de
Priority to DE3050668A priority patent/DE3050668C2/de
Priority to DE19803011391 priority patent/DE3011391A1/de
Priority to DE3050670A priority patent/DE3050670C2/de
Priority to IT20915/80A priority patent/IT1130079B/it
Publication of JPS55153757A publication Critical patent/JPS55153757A/ja
Priority to US06/289,628 priority patent/US4430162A/en
Publication of JPS6154023B2 publication Critical patent/JPS6154023B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP6128879A 1979-03-28 1979-05-18 Purification of crude acetonitrile by dehydration Granted JPS55153757A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP6128879A JPS55153757A (en) 1979-05-18 1979-05-18 Purification of crude acetonitrile by dehydration
US06/131,611 US4308108A (en) 1979-03-28 1980-03-19 Process for purification of crude acetonitrile
DE3050669A DE3050669C2 (enExample) 1979-03-28 1980-03-25
DE3050668A DE3050668C2 (enExample) 1979-03-28 1980-03-25
DE19803011391 DE3011391A1 (de) 1979-03-28 1980-03-25 Verfahren zur reinigung von rohem acetonitril
DE3050670A DE3050670C2 (enExample) 1979-03-28 1980-03-25
IT20915/80A IT1130079B (it) 1979-03-28 1980-03-26 Procedimento per depurare acetonitrile grezzo
US06/289,628 US4430162A (en) 1979-03-28 1981-08-03 Process for purification of crude acetonitrile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6128879A JPS55153757A (en) 1979-05-18 1979-05-18 Purification of crude acetonitrile by dehydration

Publications (2)

Publication Number Publication Date
JPS55153757A true JPS55153757A (en) 1980-11-29
JPS6154023B2 JPS6154023B2 (enExample) 1986-11-20

Family

ID=13166852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6128879A Granted JPS55153757A (en) 1979-03-28 1979-05-18 Purification of crude acetonitrile by dehydration

Country Status (1)

Country Link
JP (1) JPS55153757A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006121081A1 (ja) * 2005-05-10 2006-11-16 Asahi Kasei Chemicals Corporation 高純度アセトニトリル及びその製造方法
WO2014034500A1 (ja) * 2012-08-31 2014-03-06 旭化成ケミカルズ株式会社 アセトニトリルの精製方法
KR20140112522A (ko) 2012-03-26 2014-09-23 아사히 가세이 케미칼즈 가부시키가이샤 아세토니트릴의 정제 방법
CN116917268A (zh) * 2021-02-11 2023-10-20 奥升德功能材料运营有限公司 乙腈的分离方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881816A (enExample) * 1972-02-12 1973-11-01
JPS5025527A (enExample) * 1973-07-09 1975-03-18
JPS5132518A (ja) * 1974-09-06 1976-03-19 Mitsubishi Chem Ind Asetonitorirunoseiseiho

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881816A (enExample) * 1972-02-12 1973-11-01
JPS5025527A (enExample) * 1973-07-09 1975-03-18
JPS5132518A (ja) * 1974-09-06 1976-03-19 Mitsubishi Chem Ind Asetonitorirunoseiseiho

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006121081A1 (ja) * 2005-05-10 2006-11-16 Asahi Kasei Chemicals Corporation 高純度アセトニトリル及びその製造方法
JP5153335B2 (ja) * 2005-05-10 2013-02-27 旭化成ケミカルズ株式会社 高純度アセトニトリルの製造方法
KR20140112522A (ko) 2012-03-26 2014-09-23 아사히 가세이 케미칼즈 가부시키가이샤 아세토니트릴의 정제 방법
WO2014034500A1 (ja) * 2012-08-31 2014-03-06 旭化成ケミカルズ株式会社 アセトニトリルの精製方法
JPWO2014034500A1 (ja) * 2012-08-31 2016-08-08 旭化成株式会社 アセトニトリルの精製方法
CN116917268A (zh) * 2021-02-11 2023-10-20 奥升德功能材料运营有限公司 乙腈的分离方法

Also Published As

Publication number Publication date
JPS6154023B2 (enExample) 1986-11-20

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