SG11201405296QA - Method for purifying acetonitrile - Google Patents

Method for purifying acetonitrile

Info

Publication number
SG11201405296QA
SG11201405296QA SG11201405296QA SG11201405296QA SG11201405296QA SG 11201405296Q A SG11201405296Q A SG 11201405296QA SG 11201405296Q A SG11201405296Q A SG 11201405296QA SG 11201405296Q A SG11201405296Q A SG 11201405296QA SG 11201405296Q A SG11201405296Q A SG 11201405296QA
Authority
SG
Singapore
Prior art keywords
purifying acetonitrile
acetonitrile
purifying
Prior art date
Application number
SG11201405296QA
Inventor
Kazuhiko Sano
Takamasa Ito
Original Assignee
Asahi Kasei Chemicals Corp
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 Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Publication of SG11201405296QA publication Critical patent/SG11201405296QA/en

Links

Classifications

    • 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
    • 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
    • B01D3/42—Regulation; Control
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B63/00—Purification; Separation; Stabilisation; Use of additives
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/03—Mononitriles

Landscapes

  • 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)
SG11201405296QA 2012-03-26 2013-03-22 Method for purifying acetonitrile SG11201405296QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012070086 2012-03-26
PCT/JP2013/058368 WO2013146609A1 (en) 2012-03-26 2013-03-22 Method for purifying acetonitrile

Publications (1)

Publication Number Publication Date
SG11201405296QA true SG11201405296QA (en) 2014-11-27

Family

ID=49259862

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201405296QA SG11201405296QA (en) 2012-03-26 2013-03-22 Method for purifying acetonitrile

Country Status (7)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3012140B1 (en) 2013-10-18 2016-08-26 Arkema France UNIT AND PROCESS FOR THE PURIFICATION OF RAW METHYL METHACRYLATE
US10336690B2 (en) 2014-02-24 2019-07-02 Honeywell International Inc. Methods and systems for processing an acetonitrile waste stream
CN104193651B (en) * 2014-08-15 2017-01-18 江苏九天高科技股份有限公司 Refining method and device for synthesizing acetonitrile from acetic acid by ammoniation
CN106496069B (en) * 2015-09-06 2024-05-03 中国石油化工股份有限公司 Energy-saving device and energy-saving method of acetonitrile refining system
CN114870421A (en) * 2015-11-16 2022-08-09 英尼奥斯欧洲股份公司 Head fraction column pump cycle
CN109704990B (en) * 2017-10-26 2022-02-01 中国石油化工股份有限公司 Refining method of high-purity acetonitrile
CN107812393A (en) * 2017-10-27 2018-03-20 烟台国邦化工机械科技有限公司 A kind of methanol three-effect rectification system and technique
CN110437079A (en) * 2019-08-26 2019-11-12 山东齐鲁石化工程有限公司 The process system of diethylamine and triethylamine is recycled from waste water
CN111359247A (en) * 2020-03-24 2020-07-03 常州工程职业技术学院 Method for calculating theoretical plate number required by intermittent rectification separation
TWI802983B (en) * 2020-09-04 2023-05-21 美商阿散德性能材料營運公司 Acetonitrile separation process
CN114213282A (en) * 2021-12-21 2022-03-22 山东博苑医药化学股份有限公司 Acetonitrile recovery method containing acid acetonitrile waste solvent
CN115180756A (en) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 Acetonitrile waste liquid purification and recovery device and method

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
JPS55129257A (en) * 1979-03-28 1980-10-06 Asahi Chem Ind Co Ltd Purification of acetonitrile containing hydrogen cyanide
JPS55153757A (en) 1979-05-18 1980-11-29 Asahi Chem Ind Co Ltd Purification of crude acetonitrile by dehydration
JPS55143949A (en) * 1979-04-26 1980-11-10 Asahi Chem Ind Co Ltd Recovery of purified acetonitrile
JPH03246269A (en) 1990-02-21 1991-11-01 Asahi Chem Ind Co Ltd Method for increasing yield of acetonitrile
TW402583B (en) * 1996-04-10 2000-08-21 Standard Oil Co Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process
JPH1135542A (en) * 1997-07-09 1999-02-09 Standard Oil Co:The Purification of acetonitrile by distilling recovery by distillation and ion exchange resin treatment process
JP2000086592A (en) * 1998-09-04 2000-03-28 Daicel Chem Ind Ltd Purification of carbonic acid diester and purification apparatus therefor
JP2000136154A (en) * 1998-10-30 2000-05-16 Mitsubishi Chemicals Corp Purification of 1,2-dichloroethane
JP2004217656A (en) * 2003-01-14 2004-08-05 Solutia Inc Recycling of cooled overhead condenced in acrylonitrile purification process
CN101171233B (en) * 2005-05-10 2011-04-20 旭化成化学株式会社 High-purity acetonitrile and process for producing the same
CN101648888B (en) * 2009-09-21 2012-09-05 浙江新化化工股份有限公司 Method for preparing acetonitrile
CN101890249A (en) * 2010-07-22 2010-11-24 蓝仁水 Energy-saving process method for rectifying and separating three fractions
JP2013536225A (en) * 2010-08-25 2013-09-19 ユーオーピー エルエルシー Energy savings in the distillation of heavy hydrocarbons.
CN102516119B (en) * 2011-12-15 2014-04-30 惠生工程（中国）有限公司 Continuous low-energy consumption acetonitrile refining process

Also Published As

Publication number Publication date
CN104203909B (en) 2016-07-20
WO2013146609A1 (en) 2013-10-03
IN2014DN07599A (en) 2015-05-15
KR101648653B1 (en) 2016-08-16
TW201343616A (en) 2013-11-01
CN104203909A (en) 2014-12-10
JP6143744B2 (en) 2017-06-07
KR20140112522A (en) 2014-09-23
JPWO2013146609A1 (en) 2015-12-14
TWI453185B (en) 2014-09-21

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