MY161504A - Process for preparation of methacrylic acid and methacrylic acid esters - Google Patents

Process for preparation of methacrylic acid and methacrylic acid esters

Info

Publication number
MY161504A
MY161504A MYPI2014000746A MYPI2014000746A MY161504A MY 161504 A MY161504 A MY 161504A MY PI2014000746 A MYPI2014000746 A MY PI2014000746A MY PI2014000746 A MYPI2014000746 A MY PI2014000746A MY 161504 A MY161504 A MY 161504A
Authority
MY
Malaysia
Prior art keywords
range
methacrylic acid
aqueous phase
phase
crude
Prior art date
Application number
MYPI2014000746A
Other languages
English (en)
Inventor
Henning Schaefer
Torsten Balduf
Original Assignee
Evonik Roehm Gmbh
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 Evonik Roehm Gmbh filed Critical Evonik Roehm Gmbh
Publication of MY161504A publication Critical patent/MY161504A/en

Links

Classifications

    • 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
    • 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
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • 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
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • 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
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • 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
    • 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)
MYPI2014000746A 2011-09-16 2011-09-16 Process for preparation of methacrylic acid and methacrylic acid esters MY161504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/079774 WO2013037134A1 (en) 2011-09-16 2011-09-16 Process for preparation of methacrylic acid and methacrylic acid esters

Publications (1)

Publication Number Publication Date
MY161504A true MY161504A (en) 2017-04-14

Family

ID=47882553

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2014000746A MY161504A (en) 2011-09-16 2011-09-16 Process for preparation of methacrylic acid and methacrylic acid esters

Country Status (8)

Country Link
JP (1) JP6008969B2 (ko)
KR (1) KR101877597B1 (ko)
CN (2) CN103827071A (ko)
MY (1) MY161504A (ko)
SA (1) SA112330845B1 (ko)
SG (1) SG2014012587A (ko)
TW (1) TWI627161B (ko)
WO (1) WO2013037134A1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103796984B (zh) * 2011-09-16 2016-03-23 赢创罗姆有限公司 甲基丙烯酸和甲基丙烯酸酯的制备方法
MY165642A (en) * 2011-09-16 2018-04-18 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid ester
WO2015012551A1 (ko) * 2013-07-22 2015-01-29 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 장치
KR101628287B1 (ko) * 2013-07-22 2016-06-08 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 장치
US9718756B2 (en) * 2013-07-23 2017-08-01 Lg Chem, Ltd. Method for continuously recovering (meth)acrylic acid and apparatus for the method
KR101601938B1 (ko) * 2013-08-30 2016-03-09 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 회수 장치
WO2024049105A1 (ko) * 2022-08-30 2024-03-07 주식회사 엘지화학 고순도 (메트)아크릴산의 제조방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5148614A (ja) * 1974-10-22 1976-04-26 Japan Synthetic Rubber Co Ltd Metakurirusannobunrikaishuho
JPS54115318A (en) * 1978-02-28 1979-09-07 Sumitomo Chem Co Ltd Recovery of methacrylic acid
JPS54119412A (en) * 1978-03-06 1979-09-17 Mitsubishi Chem Ind Ltd Purification 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
JP2002128728A (ja) * 2000-10-19 2002-05-09 Mitsubishi Rayon Co Ltd メタクリル酸の精製方法
JP2002193875A (ja) * 2000-12-27 2002-07-10 Mitsubishi Rayon Co Ltd メタクリル酸の回収方法
DE10242746B4 (de) * 2002-09-13 2010-07-01 Evonik Degussa Gmbh Waschvorrichtung, ein Verfahren zur Aufreinigung eines Waschguts sowie die Verwendung der Waschvorrichtung
SI1995231T1 (sl) * 2007-05-25 2014-03-31 Evonik Roehm Gmbh Postopek za pripravo metil metakrilata z uporabo recikliranega metanola
EP2085376B1 (en) * 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
CN103796984B (zh) * 2011-09-16 2016-03-23 赢创罗姆有限公司 甲基丙烯酸和甲基丙烯酸酯的制备方法
MY165642A (en) * 2011-09-16 2018-04-18 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid ester

Also Published As

Publication number Publication date
TWI627161B (zh) 2018-06-21
SG2014012587A (en) 2014-06-27
SA112330845B1 (ar) 2015-07-07
CN103827071A (zh) 2014-05-28
JP6008969B2 (ja) 2016-10-19
CN108373409A (zh) 2018-08-07
WO2013037134A1 (en) 2013-03-21
KR20140060528A (ko) 2014-05-20
TW201329035A (zh) 2013-07-16
JP2014528935A (ja) 2014-10-30
KR101877597B1 (ko) 2018-07-12

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