KR101648653B1 - 아세토니트릴의 정제 방법 - Google Patents

아세토니트릴의 정제 방법 Download PDF

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KR101648653B1
KR101648653B1 KR1020147020166A KR20147020166A KR101648653B1 KR 101648653 B1 KR101648653 B1 KR 101648653B1 KR 1020147020166 A KR1020147020166 A KR 1020147020166A KR 20147020166 A KR20147020166 A KR 20147020166A KR 101648653 B1 KR101648653 B1 KR 101648653B1
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column
reboiler
pressure
acetonitrile
distillation
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KR20140112522A (ko
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가즈히코 사노
다카마사 이토
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아사히 가세이 가부시키가이샤
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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)
KR1020147020166A 2012-03-26 2013-03-22 아세토니트릴의 정제 방법 Active KR101648653B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012070086 2012-03-26
JPJP-P-2012-070086 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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KR20140112522A KR20140112522A (ko) 2014-09-23
KR101648653B1 true KR101648653B1 (ko) 2016-08-16

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KR1020147020166A Active KR101648653B1 (ko) 2012-03-26 2013-03-22 아세토니트릴의 정제 방법

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

Families Citing this family (13)

* 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
CN114870421A (zh) * 2015-11-16 2022-08-09 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
MX2023002685A (es) * 2020-09-04 2023-04-03 Ascend Performance Mat Operations Llc Proceso de separacion de acetonitrilo.
CN114213282B (zh) * 2021-12-21 2024-07-30 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
CN116855274A (zh) * 2023-08-21 2023-10-10 天津奥展兴达化工技术有限公司 一种石油常减压蒸馏装置及其工艺

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040176631A1 (en) * 1996-04-10 2004-09-09 Cesa Mark Clark Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process

Family Cites Families (14)

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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
JPS55143949A (en) * 1979-04-26 1980-11-10 Asahi Chem Ind Co Ltd Recovery of purified acetonitrile
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile
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
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
KR20090094046A (ko) * 2005-05-10 2009-09-02 아사히 가세이 케미칼즈 가부시키가이샤 고순도 아세토니트릴 및 그 제조방법
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
KR101524956B1 (ko) * 2010-08-25 2015-06-01 유오피 엘엘씨 중질 탄화수소 증류에서의 에너지 보존
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040176631A1 (en) * 1996-04-10 2004-09-09 Cesa Mark Clark Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process

Also Published As

Publication number Publication date
JP6143744B2 (ja) 2017-06-07
CN104203909A (zh) 2014-12-10
KR20140112522A (ko) 2014-09-23
CN104203909B (zh) 2016-07-20
JPWO2013146609A1 (ja) 2015-12-14
WO2013146609A1 (ja) 2013-10-03
IN2014DN07599A (enrdf_load_stackoverflow) 2015-05-15
TWI453185B (zh) 2014-09-21
SG11201405296QA (en) 2014-11-27
TW201343616A (zh) 2013-11-01

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