SA112330846B1 - عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏ - Google Patents

عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏

Info

Publication number
SA112330846B1
SA112330846B1 SA112330846A SA112330846A SA112330846B1 SA 112330846 B1 SA112330846 B1 SA 112330846B1 SA 112330846 A SA112330846 A SA 112330846A SA 112330846 A SA112330846 A SA 112330846A SA 112330846 B1 SA112330846 B1 SA 112330846B1
Authority
SA
Saudi Arabia
Prior art keywords
methacrylic acid
phase
aqueous phase
preparation
crude
Prior art date
Application number
SA112330846A
Other languages
English (en)
Inventor
بالدوف تورستين
ايه جونيس جيرالد
سيجيرت هيرمان
شافير هينينج
Original Assignee
ايفونيك روهم جى ام بى اتش
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 ايفونيك روهم جى ام بى اتش filed Critical ايفونيك روهم جى ام بى اتش
Publication of SA112330846B1 publication Critical patent/SA112330846B1/ar

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
    • B01D11/043—Counter-current multistage extraction towers in a vertical or sloping position with stationary contacting elements, sieve plates or loose contacting elements
    • 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
    • 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
    • C07C51/48—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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

يتعلق الاختراع بعملية لتحضير واحد على الأقل من حمض ميثاكريليك methacrylic acid وإستر حمض ميثاكريليك methacrylic acid ester ، وعملية لمعالجة طور مائي يشتمل على مركب عضوي واحد علي الأقل تتضمن خطوات معالجة: أكسدة طور غازي من واحد على الأقل من مركب C4 للحصول على طور تفاعل يتضمن حمض ميثاكريليك؛ إخماد طور التفاعل للحصول على طور مائي خام؛ استخلاص جزء على الأقل من حمض الميثاكريليك من الطور المائي الخام للحصول على طور عضوي خام crude organic phase يتضمن حمض ميثاكريليك وطور مائي أول، فصل واختياريا تنقية جزء على الأقل من حمض الميثاكريليك من الطور العضوي الخام، اختياريا، أسترة جزء على الأقل من حمض الميثاكريليك، استخلاص جزء على الأقل من، الطور المائي aqueous phase الأول لتكوين طور استخلاص وطور مائي ثاني، الفصل جزئيا على الأقل للطور المائي الثاني؛ اختياريا، جزئيا على الأقل فصل واحد على الأقل من مركب عضوي من الطور المائي الثاني للحصول على طور مائي ثالث؛ اختياريا، فصل جزء على الأقل من عامل الاستخلاص من طور الاستخلاص extraction phase. شكل 3.
SA112330846A 2011-09-16 2012-09-15 عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏ SA112330846B1 (ar)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/079776 WO2013037136A1 (en) 2011-09-16 2011-09-16 Process for preparation of methacrylic acid and methacrylic acid esters

Publications (1)

Publication Number Publication Date
SA112330846B1 true SA112330846B1 (ar) 2015-08-16

Family

ID=47882555

Family Applications (1)

Application Number Title Priority Date Filing Date
SA112330846A SA112330846B1 (ar) 2011-09-16 2012-09-15 عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏

Country Status (7)

Country Link
JP (1) JP6029669B2 (ar)
KR (1) KR20140064861A (ar)
CN (1) CN103796984B (ar)
SA (1) SA112330846B1 (ar)
SG (1) SG2014012561A (ar)
TW (1) TWI574943B (ar)
WO (1) WO2013037136A1 (ar)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108373409A (zh) * 2011-09-16 2018-08-07 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
CN110872231B (zh) * 2019-12-09 2022-02-18 万华化学集团股份有限公司 一种丙烯酸-6-羟己酯的制备分离方法

Family Cites Families (13)

* 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
JPS57144237A (en) * 1981-03-04 1982-09-06 Japan Synthetic Rubber Co Ltd Preparation of methacrylic acid
JPH0753685B2 (ja) * 1987-06-16 1995-06-07 三井東圧化学株式会社 メタクリル酸製造における副生酢酸の回収方法
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
US6737546B2 (en) * 2001-11-13 2004-05-18 Lurgi Ag Extraction process for recovery of acrylic acid
AU2002366017A1 (en) * 2001-11-20 2003-06-10 Mitsubishi Chemical Corporation Process for producing (meth)acrylic acid compounds
ES2659921T3 (es) * 2007-05-25 2018-03-20 Evonik Röhm Gmbh Uso de composiciones de alimentación en la preparación de ácido metacrílico mediante oxidación
EP2085376B1 (en) * 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
CN108373409A (zh) * 2011-09-16 2018-08-07 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

Also Published As

Publication number Publication date
TW201323399A (zh) 2013-06-16
JP2014528936A (ja) 2014-10-30
WO2013037136A1 (en) 2013-03-21
SG2014012561A (en) 2014-09-26
KR20140064861A (ko) 2014-05-28
JP6029669B2 (ja) 2016-11-24
TWI574943B (zh) 2017-03-21
CN103796984A (zh) 2014-05-14
CN103796984B (zh) 2016-03-23

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SA112330847B1 (ar) عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏
SA112330846B1 (ar) عملية لتحضير حمض ميثاكريليك وإسترات حمض ميثاكريليك‏