BR112013007478A2 - método de separação de separar (a) e (b) - Google Patents

método de separação de separar (a) e (b)

Info

Publication number
BR112013007478A2
BR112013007478A2 BR112013007478A BR112013007478A BR112013007478A2 BR 112013007478 A2 BR112013007478 A2 BR 112013007478A2 BR 112013007478 A BR112013007478 A BR 112013007478A BR 112013007478 A BR112013007478 A BR 112013007478A BR 112013007478 A2 BR112013007478 A2 BR 112013007478A2
Authority
BR
Brazil
Prior art keywords
separation method
method separate
separating
separate
distillation column
Prior art date
Application number
BR112013007478A
Other languages
English (en)
Inventor
Masaaki Shinohata
Nobuhisa Miyake
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 BR112013007478A2 publication Critical patent/BR112013007478A2/pt

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
    • B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/08—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C331/00—Derivatives of thiocyanic acid or of isothiocyanic acid
    • C07C331/16—Isothiocyanates
    • C07C331/30—Isothiocyanates containing at least two isothiocyanate groups bound to the same carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
    • C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48—Preparation of compounds having groups
    • C07C41/58—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/10—Saturated ethers of polyhydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/203—Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Abstract

método de separação de separar (a) e (b). a presente invenção provê um método de separação de separar (a) e (b), compreendendo: uma etapa de separ pelo menos ou um composto contendo hidrogênio ativo (a) ou um composto (b) que reversivelmente reage com (a) a partir de uma mistura contendo (a) e (b) por destilação em uma coluna de destilação de múltiplos estágios; e uma etapa de fornecer a mistura para uma região inativa formada dentro da coluna de destilação de múltiplos estágios.
BR112013007478A 2012-01-25 2012-03-30 método de separação de separar (a) e (b) BR112013007478A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012013094 2012-01-25
JP2012013117 2012-01-25
PCT/JP2012/058625 WO2013111353A1 (ja) 2012-01-25 2012-03-30 分離方法

Publications (1)

Publication Number Publication Date
BR112013007478A2 true BR112013007478A2 (pt) 2016-07-19

Family

ID=48873109

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013007478A BR112013007478A2 (pt) 2012-01-25 2012-03-30 método de separação de separar (a) e (b)

Country Status (11)

Country Link
US (1) US9950273B2 (pt)
EP (1) EP2641896B1 (pt)
JP (1) JP5700595B2 (pt)
KR (1) KR101489098B1 (pt)
CN (1) CN104093701B (pt)
BR (1) BR112013007478A2 (pt)
CA (1) CA2857821C (pt)
EA (1) EA201390236A1 (pt)
SG (1) SG2013017017A (pt)
TW (1) TWI499577B (pt)
WO (1) WO2013111353A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6555847B2 (ja) * 2013-12-09 2019-08-07 株式会社日本触媒 グリセリンモノ（メタ）アクリレートの保存方法及び製造方法
CN113499739A (zh) * 2021-07-16 2021-10-15 南京延长反应技术研究院有限公司 一种即时脱水的dmc制备系统及制备方法
WO2023080257A1 (ja) 2021-11-08 2023-05-11 旭化成株式会社 イソシアネート化合物の製造方法、カルバメート化合物の製造方法、アミン化合物の回収方法、イソシアネート組成物
CN113979865A (zh) * 2021-11-29 2022-01-28 中国成达工程有限公司 一种丁醇与碳酸二苯酯与苯酚三元体系分离的方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493218A (en) * 1968-05-07 1970-02-03 Pittsburgh Corning Corp Tower packing element
BE786596A (fr) 1971-07-30 1973-01-22 Ici Ltd Purification d'isocyanates organiques
US4379736A (en) * 1981-12-23 1983-04-12 Cosden Technology, Inc. Method and apparatus for inhibiting the formation of polymerized vinylaromatic compounds during distillative purification of vinylaromatic monomer
IL81939A0 (en) 1986-03-21 1987-10-20 Union Carbide Corp Process for preparing methyl isocyanate
DE4124671A1 (de) 1991-07-25 1993-01-28 Basf Ag Reaktor und verfahren zur thermischen spaltung von carbamidsaeureestern
JPH06279391A (ja) 1993-03-26 1994-10-04 Mitsui Petrochem Ind Ltd Ｎ，ｏ−ジメチルヒドロキシカルバミン酸エステ ルの回収方法
US5348710A (en) * 1993-06-11 1994-09-20 Johnson Kenneth H Catalytic distillation structure
US5731453A (en) * 1996-03-12 1998-03-24 Ube Industries, Ltd. Process for producing a diaryl carbonate
JP3551685B2 (ja) * 1996-03-12 2004-08-11 宇部興産株式会社 シュウ酸ジアリールの製法
DE59705128D1 (de) 1996-03-15 2001-12-06 Bayer Ag Verfahren zur thermischen Spaltung von Carbamidsäureestern
US5837105A (en) 1997-04-07 1998-11-17 Mobil Oil Corporation Co-current contacting separation tray design and methods for using same
BR9907278A (pt) 1998-01-29 2000-10-24 Eastman Chem Co Processos para separar um tocotrienol de uma primeira mistura de tocol, e, composição
FR2784113B1 (fr) 1998-10-02 2002-06-07 Rhodia Chimie Sa Isocyanates modifies
JP4790104B2 (ja) * 2000-05-17 2011-10-12 宇部興産株式会社 高剛性及び高伸度を有するセグメント化ポリウレタン
JP4601226B2 (ja) 2001-11-15 2010-12-22 旭化成ケミカルズ株式会社 ポリイソシアネート組成物
JP2003284942A (ja) * 2002-03-28 2003-10-07 Mitsubishi Rayon Co Ltd 易重合性物質取扱装置
DE60325281D1 (de) * 2003-09-24 2009-01-22 Dow Global Technologies Inc Metalloberflächen zur verhinderung der polymerisation von ethylenisch ungesättigten monomeren
DE102004005319A1 (de) * 2004-02-04 2005-08-25 Bayer Materialscience Ag Verfahren zur Herstellung von hochreinem 2,4'-Methylendiphenyldiisocyanat
EA010425B1 (ru) 2004-10-14 2008-08-29 Асахи Касеи Кемикалз Корпорейшн Способ получения диарилкарбоната высокой чистоты
WO2008065874A1 (fr) 2006-11-28 2008-06-05 Asahi Kasei Chemicals Corporation Procédé de fabrication d'un polycarbonate aromatique de qualité élevée à l'échelle industrielle
US7700814B2 (en) * 2007-03-27 2010-04-20 Exxonmobil Chemical Patents Inc. Manufacture of alcohols
US9056819B2 (en) * 2007-03-30 2015-06-16 Asahi Kasei Chemicals Corporation Isocyanate production process using composition containing carbamic acid ester and aromatic hydroxy compound, and composition for transfer and storage of carbamic acid ester
US8664453B2 (en) 2007-04-12 2014-03-04 Dow Global Technologies Inc. Multi-stage process and apparatus for recovering dichlorohydrins
EP2220035B1 (de) 2007-12-06 2019-12-25 Basf Se Allophanatgruppenhaltige polyisocyanate
WO2009139062A1 (ja) * 2008-05-15 2009-11-19 旭化成ケミカルズ株式会社 イソシアネートの製造方法
JP5067906B2 (ja) * 2009-08-21 2012-11-07 旭化成ケミカルズ株式会社 Ｎ−置換カルバミン酸エステルの製造方法および該ｎ−置換カルバミン酸エステルを使用するイソシアネートの製造方法
EP2380659A1 (de) * 2010-04-21 2011-10-26 De Dietrich Process Systems GmbH Füllkörper vom Pallringtyp
CN102260193B (zh) * 2010-05-26 2013-11-06 中国科学院过程工程研究所 一种利用分子蒸馏技术以氨基甲酸酯热分解制备异氰酸酯的方法及其反应装置

Also Published As

Publication number Publication date
JPWO2013111353A1 (ja) 2015-05-11
SG2013017017A (en) 2014-09-26
EP2641896A4 (en) 2015-06-24
WO2013111353A1 (ja) 2013-08-01
JP5700595B2 (ja) 2015-04-15
CA2857821A1 (en) 2013-07-25
TW201331167A (zh) 2013-08-01
EP2641896B1 (en) 2020-10-14
EA201390236A1 (ru) 2014-10-30
TWI499577B (zh) 2015-09-11
CN104093701B (zh) 2017-05-03
US9950273B2 (en) 2018-04-24
KR20130118300A (ko) 2013-10-29
EP2641896A1 (en) 2013-09-25
CN104093701A (zh) 2014-10-08
CA2857821C (en) 2015-09-08
KR101489098B1 (ko) 2015-02-02
US20140332367A1 (en) 2014-11-13

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

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