CN1022237C - 含异丁烯酸反应物气体的骤冷方法及骤冷液的处理方法 - Google Patents

含异丁烯酸反应物气体的骤冷方法及骤冷液的处理方法 Download PDF

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Publication number
CN1022237C
CN1022237C CN88104812A CN88104812A CN1022237C CN 1022237 C CN1022237 C CN 1022237C CN 88104812 A CN88104812 A CN 88104812A CN 88104812 A CN88104812 A CN 88104812A CN 1022237 C CN1022237 C CN 1022237C
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China
Prior art keywords
reactant gas
quench tower
gas
tower
quenching
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
CN88104812A
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English (en)
Chinese (zh)
Other versions
CN1031523A (zh
Inventor
仓贺野守正
岩崎晃三
矶部刚士
深田功
越部实
濑崎义广
濑川博三
与口胜治
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Chemical Industry Co Ltd
Original Assignee
Kuraray Co Ltd
Mitsui Toatsu Chemicals Inc
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
Priority claimed from JP15882787A external-priority patent/JPH0759532B2/ja
Priority claimed from JP62158825A external-priority patent/JP2504777B2/ja
Priority claimed from JP19434587A external-priority patent/JPH0780809B2/ja
Priority claimed from JP19434687A external-priority patent/JPH0780810B2/ja
Application filed by Kuraray Co Ltd, Mitsui Toatsu Chemicals Inc filed Critical Kuraray Co Ltd
Publication of CN1031523A publication Critical patent/CN1031523A/zh
Application granted granted Critical
Publication of CN1022237C publication Critical patent/CN1022237C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CN88104812A 1987-06-27 1988-06-27 含异丁烯酸反应物气体的骤冷方法及骤冷液的处理方法 Expired - Lifetime CN1022237C (zh)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP158827/87 1987-06-27
JP15882787A JPH0759532B2 (ja) 1987-06-27 1987-06-27 メタクリル酸生成ガスの急冷方法
JP62158825A JP2504777B2 (ja) 1987-06-27 1987-06-27 反応ガスの急冷方法
JP158825/87 1987-06-27
JP19434587A JPH0780809B2 (ja) 1987-08-05 1987-08-05 メタクリル酸水溶液の処理方法
JP194345/87 1987-08-05
JP19434687A JPH0780810B2 (ja) 1987-08-05 1987-08-05 メタクリル酸水溶液の処理方法
JP194346/87 1987-08-05

Publications (2)

Publication Number Publication Date
CN1031523A CN1031523A (zh) 1989-03-08
CN1022237C true CN1022237C (zh) 1993-09-29

Family

ID=27473573

Family Applications (1)

Application Number Title Priority Date Filing Date
CN88104812A Expired - Lifetime CN1022237C (zh) 1987-06-27 1988-06-27 含异丁烯酸反应物气体的骤冷方法及骤冷液的处理方法

Country Status (7)

Country Link
US (1) US4987252A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0297788B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR910002223B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1022237C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1316545C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3876156T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN170253B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1930108B (zh) * 2004-08-02 2010-12-29 Lg化学株式会社 制备(甲基)丙烯酸的方法

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3289303B2 (ja) * 1992-03-06 2002-06-04 住友化学工業株式会社 アクロレインの製造方法
JP3279491B2 (ja) * 1996-12-16 2002-04-30 株式会社日本触媒 （メタ）アクリル酸の製造方法
DE19814421A1 (de) * 1998-03-31 1999-10-07 Basf Ag Verfahren zur Herstellung von Acrylsäure und Acrylsäureestern
JP5073129B2 (ja) * 1999-03-31 2012-11-14 株式会社日本触媒 （メタ）アクリル酸の精製方法
JP3787261B2 (ja) * 1999-04-16 2006-06-21 株式会社日本触媒 易重合性化合物の重合防止方法
JP2001081050A (ja) * 1999-09-10 2001-03-27 Nippon Shokubai Co Ltd 易重合性化合物の取り扱い装置および取り扱い方法
JP4759153B2 (ja) * 2001-03-21 2011-08-31 株式会社日本触媒 （メタ）アクリル酸溶液の蒸留方法
WO2003104170A1 (en) * 2002-06-10 2003-12-18 Uop Llc Two-stage quench tower for use with oxygenate conversion process
EP1879846B1 (de) * 2005-04-27 2009-07-15 Basf Se Verfahren der rektifikativen auftrennung einer acrylsäure und/oder methacrylsäure enthaltenden flüssigkeit
US7799946B2 (en) * 2007-02-14 2010-09-21 Saudi Basic Industries Corporation Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene
EP2085376B1 (en) 2008-01-30 2012-09-05 Evonik Röhm GmbH Process for preparation of high purity methacrylic acid
US8151482B2 (en) * 2008-11-25 2012-04-10 William H Moss Two-stage static dryer for converting organic waste to solid fuel
SG194981A1 (en) * 2011-05-19 2013-12-30 Asahi Kasei Chemicals Corp Method for producing conjugated diolefin and apparatus for production
JP6153527B2 (ja) * 2011-09-16 2017-06-28 エボニック レーム ゲゼルシャフト ミット ベシュレンクテル ハフツングＥｖｏｎｉｋ Ｒｏｅｈｍ ＧｍｂＨ メタクリル酸の製造
WO2013163806A1 (en) 2012-05-03 2013-11-07 Evonik Industries Ag Process for preparation of highly pure, non-yellowing methacrylic acid
WO2014146961A1 (en) 2013-03-18 2014-09-25 Evonik Industries Ag Process for preparation of methacrylic acid and methacrylic acid esters

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059891B2 (ja) * 1977-09-28 1985-12-27 住友化学工業株式会社 メタクロレインおよびメタクリル酸の分離方法
IN151108B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-09-13 1983-02-19 Standard Oil Co
JPS56122327A (en) * 1980-03-03 1981-09-25 Mitsubishi Chem Ind Ltd Preparation of methacrylic acid
JPS5791944A (en) * 1980-12-01 1982-06-08 Nippon Kayaku Co Ltd Recovery of methacrolein and/or methacrylic acid, and quenching tower
JPS5852239A (ja) * 1981-09-22 1983-03-28 Nippon Kayaku Co Ltd 酸化反応生成ガスの処理法
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1930108B (zh) * 2004-08-02 2010-12-29 Lg化学株式会社 制备(甲基)丙烯酸的方法

Also Published As

Publication number Publication date
EP0297788B1 (en) 1992-11-25
DE3876156D1 (de) 1993-01-07
CA1316545C (en) 1993-04-20
DE3876156T2 (de) 1993-04-01
KR910002223B1 (ko) 1991-04-08
CN1031523A (zh) 1989-03-08
US4987252A (en) 1991-01-22
EP0297788A2 (en) 1989-01-04
KR890000392A (ko) 1989-03-14
EP0297788A3 (en) 1989-10-11
IN170253B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-03-07

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Free format text: CORRECT: PATENTEE; FROM: MITSUI TOATSU CHEMICALS, LTD. TO: MITSUI CHEMICALS, INC.

CP01 Change in the name or title of a patent holder

Patentee after: Mitsui Chemical Industry Co., Ltd.

Patentee before: Mitsui Toatsu Chem. Inc.

C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C17 Cessation of patent right
CX01 Expiry of patent term