JP6143744B2 - アセトニトリルの精製方法 - Google Patents

アセトニトリルの精製方法 Download PDF

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Publication number
JP6143744B2
JP6143744B2 JP2014507830A JP2014507830A JP6143744B2 JP 6143744 B2 JP6143744 B2 JP 6143744B2 JP 2014507830 A JP2014507830 A JP 2014507830A JP 2014507830 A JP2014507830 A JP 2014507830A JP 6143744 B2 JP6143744 B2 JP 6143744B2
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Japan
Prior art keywords
column
reboiler
acetonitrile
tower
pressure
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JP2014507830A
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Japanese (ja)
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JPWO2013146609A1 (ja
Inventor
和彦 佐野
和彦 佐野
孝真 伊東
孝真 伊東
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Asahi Kasei Corp
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Asahi Kasei Corp
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/007—Energy recuperation; Heat pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
JP2014507830A 2012-03-26 2013-03-22 アセトニトリルの精製方法 Active JP6143744B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012070086 2012-03-26
JP2012070086 2012-03-26
PCT/JP2013/058368 WO2013146609A1 (ja) 2012-03-26 2013-03-22 アセトニトリルの精製方法

Publications (2)

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JPWO2013146609A1 JPWO2013146609A1 (ja) 2015-12-14
JP6143744B2 true JP6143744B2 (ja) 2017-06-07

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ID=49259862

Family Applications (1)

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JP2014507830A Active JP6143744B2 (ja) 2012-03-26 2013-03-22 アセトニトリルの精製方法

Country Status (7)

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JP (1) JP6143744B2 (zh)
KR (1) KR101648653B1 (zh)
CN (1) CN104203909B (zh)
IN (1) IN2014DN07599A (zh)
SG (1) SG11201405296QA (zh)
TW (1) TWI453185B (zh)
WO (1) WO2013146609A1 (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3012140B1 (fr) * 2013-10-18 2016-08-26 Arkema France Unite et procede pour la purification de methacrylate de methyle brut
US10336690B2 (en) 2014-02-24 2019-07-02 Honeywell International Inc. Methods and systems for processing an acetonitrile waste stream
CN104193651B (zh) * 2014-08-15 2017-01-18 江苏九天高科技股份有限公司 一种用于醋酸氨化合成乙腈的精制方法及装置
CN106496069B (zh) * 2015-09-06 2024-05-03 中国石油化工股份有限公司 乙腈精制系统的节能装置和节能方法
CN106699599A (zh) * 2015-11-16 2017-05-24 英尼奥斯欧洲股份公司 头馏分塔泵循环
CN109704990B (zh) * 2017-10-26 2022-02-01 中国石油化工股份有限公司 高纯乙腈的精制方法
CN107812393A (zh) * 2017-10-27 2018-03-20 烟台国邦化工机械科技有限公司 一种甲醇三效精馏系统及工艺
CN110437079A (zh) * 2019-08-26 2019-11-12 山东齐鲁石化工程有限公司 从废水中回收二乙胺和三乙胺的工艺系统
CN111359247A (zh) * 2020-03-24 2020-07-03 常州工程职业技术学院 一种计算间歇精馏分离所需理论塔板数的方法
WO2022051658A1 (en) * 2020-09-04 2022-03-10 Ascend Performance Materials Operations Llc Acetonitrile separation process
CN114213282A (zh) * 2021-12-21 2022-03-22 山东博苑医药化学股份有限公司 一种含酸乙腈废溶剂的乙腈回收方法
CN115180756A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种乙腈废液的纯化回收装置及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
JPS55143949A (en) * 1979-04-26 1980-11-10 Asahi Chem Ind Co Ltd Recovery of purified acetonitrile
JPS55153757A (en) 1979-05-18 1980-11-29 Asahi Chem Ind Co Ltd Purification of crude acetonitrile by dehydration
JPS55129257A (en) * 1979-03-28 1980-10-06 Asahi Chem Ind Co Ltd Purification of acetonitrile containing hydrogen cyanide
JPH03246269A (ja) 1990-02-21 1991-11-01 Asahi Chem Ind Co Ltd アセトニトリルの増収方法
TW402583B (en) * 1996-04-10 2000-08-21 Standard Oil Co Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process
JPH1135542A (ja) * 1997-07-09 1999-02-09 Standard Oil Co:The 蒸留回収／イオン交換樹脂処理プロセスによるアセトニトリルの精製
JP2000086592A (ja) * 1998-09-04 2000-03-28 Daicel Chem Ind Ltd 炭酸ジエステルの精製方法および精製装置
JP2000136154A (ja) * 1998-10-30 2000-05-16 Mitsubishi Chemicals Corp １，２−ジクロロエタンの精製方法
JP2004217656A (ja) * 2003-01-14 2004-08-05 Solutia Inc アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環
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
CN101648888B (zh) * 2009-09-21 2012-09-05 浙江新化化工股份有限公司 一种乙腈的制备方法
CN101890249A (zh) * 2010-07-22 2010-11-24 蓝仁水 一种三馏分精馏分离的节能工艺方法
CN103068777B (zh) * 2010-08-25 2015-05-06 环球油品公司 重烃蒸馏中的节能
CN102516119B (zh) * 2011-12-15 2014-04-30 惠生工程（中国）有限公司 一种连续低能耗的乙腈精制工艺

Also Published As

Publication number Publication date
IN2014DN07599A (zh) 2015-05-15
KR20140112522A (ko) 2014-09-23
TWI453185B (zh) 2014-09-21
WO2013146609A1 (ja) 2013-10-03
CN104203909B (zh) 2016-07-20
SG11201405296QA (en) 2014-11-27
KR101648653B1 (ko) 2016-08-16
TW201343616A (zh) 2013-11-01
CN104203909A (zh) 2014-12-10
JPWO2013146609A1 (ja) 2015-12-14

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