KR880012524A - 메타크릴산 에스테르의 제조방법 - Google Patents

메타크릴산 에스테르의 제조방법 Download PDF

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KR880012524A
KR880012524A KR1019880004364A KR880004364A KR880012524A KR 880012524 A KR880012524 A KR 880012524A KR 1019880004364 A KR1019880004364 A KR 1019880004364A KR 880004364 A KR880004364 A KR 880004364A KR 880012524 A KR880012524 A KR 880012524A
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methacrylic acid
distillation
evaporator
recycling
carbon atoms
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KR1019880004364A
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KR920005693B1 (ko
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마사 또시 우에오까
쇼오이찌 마쓰모또
히로시 요시다
마사오 바바
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나까지마 미쓰루
닛뽕쇼꾸바이가가꾸고오교 가부시끼가이샤
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
    • C07C69/54—Acrylic acid esters; Methacrylic acid esters
    • 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
    • B01J31/08—Ion-exchange resins
    • B01J31/10—Ion-exchange resins sulfonated
    • 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
    • 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
    • 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
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음

Description

메타크릴산 에스테르의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 태양을 도시한 고정도.

Claims (5)

  1. 이소부틸렌, 3급-부탄올, 메타크롤레인 또는 이소부틸알데히드를 증기상에서 촉매적 산화시키고; 증류 또는 스트립핑에 의해 생성된 반응생성물로 부터 광-비등물질을 제거하고; 용매로서 탄소수 6 내지 9의 포화쇄 지방족 탄화수소를 사용하여, 생성된 메타크릴산수용액으로 부터 메타크릴산을 추출하고;수득된 메타크릴산의 용매용액으로 부터 용매를 회수하고;에스테를화에 대한 촉매로서 기공성의 강산성 양이온 교환수지를 사용하여, 생성된 메타크릴산을 탄소수 1내지 12의 저급 지방족알코올 또는 저급 지환족알코올과 반응시켜 상기 메타크릴산올 에스테르화시킨 다음 수득된 에스에르화 반응생성물을 정제시키는 메타크릴산 에스테르의 제조방법,
  2. 제1항에 있어서, 기공성의 강산성 양이온 교환수지가 2 내지 16%의 교차결합도. 0,2 내지 50m2/g의 비표면적, 0 내지 1.0ml/g의 다공도 및 100 내지 600Å의 평균 기공직경을 갖는 수지인 방법.
  3. 제1 또는 2항에 있어서, 알코올이 탄소수 1 내지 4의 저급 지방족알코올인 방법.
  4. 제3항에 있어서, 정제단계가, 증발기를 사용하여 에스테르화 반응생성물을 증류시키고, 증발기의 증류 하부물질을 에스테르화 반응단계로 재순환시키고, 증발기의 증류물을 냉각시키고, 증류물을 오일상 및 수성상으로 분리시킨 다음, 증류로써 알코올을 수성상으로 부터 분리시켜 이를 에스테르화 반응단계에 재순환시키고, 메타크릴산에스테르를 증류로써 오일상으로 부터 회수함을 포함하는 방법.
  5. 제4항에 있어서, 증발기의 증류 하부물질을 에스테르화 반응단계에 재순환시킬때, 증류 하부물질의 일부 또는 전부를 증류하여 아세토닐아세톤이 함유된 고-비등불순물을 제거한 다음 잔사를 에스테르화 반응 단계에 재순환시키는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880004364A 1987-04-16 1988-04-16 메타크릴산 에스테르의 제조방법 KR920005693B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9193287 1987-04-16
JP91,932/87 1987-04-16
JP195,347/87 1987-08-06
JP19534787 1987-08-06

Publications (2)

Publication Number Publication Date
KR880012524A true KR880012524A (ko) 1988-11-28
KR920005693B1 KR920005693B1 (ko) 1992-07-13

Family

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KR1019880004364A KR920005693B1 (ko) 1987-04-16 1988-04-16 메타크릴산 에스테르의 제조방법

Country Status (8)

Country Link
US (1) US4956493A (ko)
EP (1) EP0289178B1 (ko)
KR (1) KR920005693B1 (ko)
BR (1) BR8801821A (ko)
CA (1) CA1308737C (ko)
DE (1) DE3866766D1 (ko)
ES (1) ES2039619T3 (ko)
MX (1) MX167468B (ko)

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CA2148292A1 (en) * 1994-05-05 1995-11-06 Barrie W. Jackson Liquid phase prparation of (meth)-acrylate from alpha-olefin
US6649787B1 (en) 1999-10-12 2003-11-18 Nippon Shokubai Co., Ltd. Method for preparing (meth) acrylic acid ester
JP2003026633A (ja) * 2001-05-02 2003-01-29 Sumitomo Chem Co Ltd メタクリル酸エステルの製造方法
GB0403592D0 (en) 2004-02-18 2004-03-24 Lucite Int Uk Ltd A catalyst system
US7649112B2 (en) * 2005-07-25 2010-01-19 Saudi Basic Industries Corporation Integrated plant for producing 2-ethyl-hexanol and methacrylic acid and a method based thereon
JP4160087B2 (ja) * 2006-07-11 2008-10-01 株式会社日本触媒 アクリル酸エステルの製造方法
EP2085376B1 (en) 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
GB0905257D0 (en) 2009-03-27 2009-05-13 Lucite Int Uk Ltd Process for the treatment of an ion exchange resin
ES2677363T3 (es) 2011-02-09 2018-08-01 Lucite International Uk Limited Un método de extracción de ácido (met)acrílico
WO2013163806A1 (en) 2012-05-03 2013-11-07 Evonik Industries Ag Process for preparation of highly pure, non-yellowing methacrylic acid
KR101256998B1 (ko) 2012-08-17 2013-04-26 엘지엠엠에이 주식회사 액정표시장치 도광판 제조용 폴리메틸(메타)아크릴레이트 수지 조성물
SG11201507796VA (en) 2013-03-18 2015-10-29 Evonik Roehm Gmbh Process for preparation of methacrylic acid and methacrylic acid esters
KR101628287B1 (ko) * 2013-07-22 2016-06-08 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 장치
EP3608305A1 (en) 2018-08-10 2020-02-12 Röhm GmbH Process for producing methacrylic acid or methacrylic acid esters
KR102489173B1 (ko) * 2019-07-04 2023-01-18 주식회사 엘지화학 열교환 시스템 및 이를 포함하는 디에스터계 조성물 제조 시스템
CN111807957A (zh) * 2020-07-02 2020-10-23 深圳飞扬兴业科技有限公司 一种乙酸香叶酯的合成方法

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US4060545A (en) * 1976-05-28 1977-11-29 The Standard Oil Company Preparation of unsaturated carboxylic esters from propylene or isobutylene
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Publication number Publication date
MX167468B (es) 1993-03-24
EP0289178B1 (en) 1991-12-11
EP0289178A1 (en) 1988-11-02
ES2039619T3 (es) 1993-10-01
KR920005693B1 (ko) 1992-07-13
CA1308737C (en) 1992-10-13
US4956493A (en) 1990-09-11
DE3866766D1 (de) 1992-01-23
BR8801821A (pt) 1988-11-16

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