KR100189509B1 - 메타크릴산의 정제방법 - Google Patents

메타크릴산의 정제방법 Download PDF

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Publication number
KR100189509B1
KR100189509B1 KR1019950039540A KR19950039540A KR100189509B1 KR 100189509 B1 KR100189509 B1 KR 100189509B1 KR 1019950039540 A KR1019950039540 A KR 1019950039540A KR 19950039540 A KR19950039540 A KR 19950039540A KR 100189509 B1 KR100189509 B1 KR 100189509B1
Authority
KR
South Korea
Prior art keywords
methacrylic acid
acid
extract
water
phase
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
KR1019950039540A
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English (en)
Korean (ko)
Other versions
KR960017613A (ko
Inventor
카즈오 와카무라
타다하루 하세
요시히로 세자키
코지 후지타
타케시 이소베
신이치 타도코로
렌스케 이키라시
Original Assignee
사또 아끼오
미쓰이 가가쿠 가부시키가이샤
나카무라 하사오
쿠라레이 카부시키카이샤
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 사또 아끼오, 미쓰이 가가쿠 가부시키가이샤, 나카무라 하사오, 쿠라레이 카부시키카이샤 filed Critical 사또 아끼오
Publication of KR960017613A publication Critical patent/KR960017613A/ko
Application granted granted Critical
Publication of KR100189509B1 publication Critical patent/KR100189509B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
KR1019950039540A 1994-11-04 1995-11-03 메타크릴산의 정제방법 Expired - Lifetime KR100189509B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP94-270826 1994-11-04
JP6270826A JPH08134011A (ja) 1994-11-04 1994-11-04 メタクリル酸の精製方法

Publications (2)

Publication Number Publication Date
KR960017613A KR960017613A (ko) 1996-06-17
KR100189509B1 true KR100189509B1 (ko) 1999-06-01

Family

ID=17491557

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950039540A Expired - Lifetime KR100189509B1 (ko) 1994-11-04 1995-11-03 메타크릴산의 정제방법

Country Status (8)

Country Link
US (1) US5959142A (https=)
EP (1) EP0710643B1 (https=)
JP (1) JPH08134011A (https=)
KR (1) KR100189509B1 (https=)
CN (1) CN1068304C (https=)
DE (1) DE69505335T2 (https=)
MY (1) MY115630A (https=)
TW (1) TW299319B (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19709392A1 (de) * 1997-03-07 1998-09-10 Basf Ag Verfahren zur Extraktion von (Meth)acrylsäure
CN100334382C (zh) * 2001-11-07 2007-08-29 三菱化学株式会社 管线连接方法
DE10314203B4 (de) * 2003-03-28 2005-10-06 Stockhausen Gmbh Verfahren zur Abtrennung von (Meth)Acrylsäure aus einer (Meth)Acrylsäure-haltigen Zusammensetzung
KR101378239B1 (ko) * 2005-04-27 2014-03-27 바스프 에스이 아크릴산 및/또는 메타크릴산을 함유하는 액체의 정류에의한 분리 방법
EP2085376B1 (en) 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
AR085338A1 (es) 2011-02-09 2013-09-25 Lucite Int Uk Ltd Un proceso para la produccion de acido (met)acrilico y derivados y polimeros producidos a partir del mismo
WO2013163806A1 (en) 2012-05-03 2013-11-07 Evonik Industries Ag Process for preparation of highly pure, non-yellowing methacrylic acid
SG11201507796VA (en) 2013-03-18 2015-10-29 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid esters
CN103819331B (zh) * 2014-02-28 2015-08-05 山东易达利化工有限公司 一种甲基丙烯酸的脱色和提纯方法
WO2017188220A1 (ja) * 2016-04-28 2017-11-02 三菱ケミカル株式会社 メタクリル酸の精製方法及び製造方法
EP3608305A1 (en) 2018-08-10 2020-02-12 Röhm GmbH Process for producing methacrylic acid or methacrylic acid esters

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862887C (de) * 1943-05-13 1953-01-15 Basf Ag Verfahren zur Gewinnung wasserloeslicher organischer Saeuren
FR1084487A (fr) * 1953-09-30 1955-01-19 Anglo Iranian Oil Co Ltd Procédé de séparation d'acides gras à partir de mélanges organiques
GB997325A (en) * 1963-06-20 1965-07-07 Distillers Co Yeast Ltd Recovery of acrylic acid
JPS6016927B2 (ja) * 1979-07-19 1985-04-30 三菱レイヨン株式会社 メタクリル酸の抽出分離法
JPS60152438A (ja) 1984-01-21 1985-08-10 Nippon Shokubai Kagaku Kogyo Co Ltd メタクリル酸の精製方法
JPH066551B2 (ja) 1984-02-24 1994-01-26 日本化薬株式会社 メタクリル酸の精製分離方法
US4879412A (en) 1985-03-14 1989-11-07 Mitsui Toatsu Chemicals, Inc. Purification process of methacrylic acid
US5196578A (en) 1987-10-09 1993-03-23 Mitsui Toatsu Chemicals, Incorporated Purification process of methacrylic acid
JPH01193740A (ja) 1988-01-29 1989-08-03 Konica Corp 熱現像画形成装置
DE3844087A1 (de) * 1988-12-28 1990-07-05 Basf Ag Verfahren zur herstellung von methacrylsaeure durch oxidation von methacrolein

Also Published As

Publication number Publication date
EP0710643A1 (en) 1996-05-08
JPH08134011A (ja) 1996-05-28
TW299319B (https=) 1997-03-01
US5959142A (en) 1999-09-28
DE69505335D1 (de) 1998-11-19
KR960017613A (ko) 1996-06-17
EP0710643B1 (en) 1998-10-14
DE69505335T2 (de) 1999-03-04
MY115630A (en) 2003-08-30
CN1068304C (zh) 2001-07-11
CN1127746A (zh) 1996-07-31

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