TWI535696B - 製備甲基丙烯酸及甲基丙烯酸酯的方法 - Google Patents

製備甲基丙烯酸及甲基丙烯酸酯的方法 Download PDF

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Publication number
TWI535696B
TWI535696B TW101133298A TW101133298A TWI535696B TW I535696 B TWI535696 B TW I535696B TW 101133298 A TW101133298 A TW 101133298A TW 101133298 A TW101133298 A TW 101133298A TW I535696 B TWI535696 B TW I535696B
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TW
Taiwan
Prior art keywords
aqueous phase
methacrylic acid
phase
unit
mother liquor
Prior art date
Application number
TW101133298A
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English (en)
Chinese (zh)
Other versions
TW201326115A (zh
Inventor
吉羅德 瓊斯
托斯坦 波度夫
海寧 雪佛
Original Assignee
贏創羅恩有限責任公司
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Application filed by 贏創羅恩有限責任公司 filed Critical 贏創羅恩有限責任公司
Publication of TW201326115A publication Critical patent/TW201326115A/zh
Application granted granted Critical
Publication of TWI535696B publication Critical patent/TWI535696B/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • B01D9/0045—Washing of crystals, e.g. in wash columns
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
    • C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
TW101133298A 2011-09-16 2012-09-12 製備甲基丙烯酸及甲基丙烯酸酯的方法 TWI535696B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/079764 WO2013037131A1 (en) 2011-09-16 2011-09-16 Process for preparation of methacrylic acid and methacrylic acid ester

Publications (2)

Publication Number Publication Date
TW201326115A TW201326115A (zh) 2013-07-01
TWI535696B true TWI535696B (zh) 2016-06-01

Family

ID=47882550

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101133298A TWI535696B (zh) 2011-09-16 2012-09-12 製備甲基丙烯酸及甲基丙烯酸酯的方法

Country Status (8)

Country Link
JP (1) JP6092221B2 (ja)
KR (1) KR20140060529A (ja)
CN (1) CN103796982B (ja)
MY (1) MY165642A (ja)
SA (1) SA112330847B1 (ja)
SG (1) SG2014012637A (ja)
TW (1) TWI535696B (ja)
WO (1) WO2013037131A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY161504A (en) * 2011-09-16 2017-04-14 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid esters
SG11201601069PA (en) * 2013-09-26 2016-03-30 Evonik Roehm Gmbh Method for producing methacrolein and the conditioning/draining thereof for direct oxidative esterification
WO2021172458A1 (ja) * 2020-02-26 2021-09-02 三菱ケミカル株式会社 水を含む結晶の分離方法、メタクリル酸の製造方法、及びメタクリル酸エステルの製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115318A (en) * 1978-02-28 1979-09-07 Sumitomo Chem Co Ltd Recovery of methacrylic acid
JPS5692831A (en) * 1979-12-27 1981-07-27 Sumitomo Chem Co Ltd Recovering method of by-product acetic acid in preparation of methacrylic acid
JPS57144237A (en) * 1981-03-04 1982-09-06 Japan Synthetic Rubber Co Ltd Preparation of methacrylic acid
JPH03279344A (ja) * 1990-03-27 1991-12-10 Tosoh Corp 酢酸廃水中の酢酸濃度低減方法
DE19709392A1 (de) * 1997-03-07 1998-09-10 Basf Ag Verfahren zur Extraktion von (Meth)acrylsäure
JP2003503187A (ja) * 1999-06-29 2003-01-28 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ 廃水の処理方法
JP2002128728A (ja) * 2000-10-19 2002-05-09 Mitsubishi Rayon Co Ltd メタクリル酸の精製方法
DE10242746B4 (de) * 2002-09-13 2010-07-01 Evonik Degussa Gmbh Waschvorrichtung, ein Verfahren zur Aufreinigung eines Waschguts sowie die Verwendung der Waschvorrichtung
ES2446522T3 (es) * 2007-05-25 2014-03-10 Evonik Röhm Gmbh Procedimiento para la preparación de metacrilato de metilo usando metanol reciclado
EP2085376B1 (en) * 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
MY161504A (en) * 2011-09-16 2017-04-14 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid esters

Also Published As

Publication number Publication date
MY165642A (en) 2018-04-18
SA112330847B1 (ar) 2015-08-16
JP6092221B2 (ja) 2017-03-08
KR20140060529A (ko) 2014-05-20
CN103796982A (zh) 2014-05-14
TW201326115A (zh) 2013-07-01
WO2013037131A1 (en) 2013-03-21
CN103796982B (zh) 2015-10-14
SG2014012637A (en) 2014-06-27
JP2014528934A (ja) 2014-10-30

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