DD280096A5 - Verfahren zum austausch eines dispersionsmediums der terephthalsaeureaufschlaemmung - Google Patents

Verfahren zum austausch eines dispersionsmediums der terephthalsaeureaufschlaemmung Download PDF

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Publication number
DD280096A5
DD280096A5 DD88323313A DD32331388A DD280096A5 DD 280096 A5 DD280096 A5 DD 280096A5 DD 88323313 A DD88323313 A DD 88323313A DD 32331388 A DD32331388 A DD 32331388A DD 280096 A5 DD280096 A5 DD 280096A5
Authority
DD
German Democratic Republic
Prior art keywords
acid
terephthalic acid
slurry
aliphatic carboxylic
carboxylic acid
Prior art date
Application number
DD88323313A
Other languages
German (de)
English (en)
Inventor
Ryoichi Yamamoto
Hiroshi Suzuki
Original Assignee
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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 ������@�������������@����������k���Kk�� filed Critical ������@�������������@����������k���Kk��
Publication of DD280096A5 publication Critical patent/DD280096A5/de

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14Monocyclic dicarboxylic acids
    • C07C63/15Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/261,4 - Benzenedicarboxylic acid
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; 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)
DD88323313A 1987-12-17 1988-12-16 Verfahren zum austausch eines dispersionsmediums der terephthalsaeureaufschlaemmung DD280096A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62319889A JP2545103B2 (ja) 1987-12-17 1987-12-17 テレフタル酸スラリ―の分散媒交換方法

Publications (1)

Publication Number Publication Date
DD280096A5 true DD280096A5 (de) 1990-06-27

Family

ID=18115365

Family Applications (1)

Application Number Title Priority Date Filing Date
DD88323313A DD280096A5 (de) 1987-12-17 1988-12-16 Verfahren zum austausch eines dispersionsmediums der terephthalsaeureaufschlaemmung

Country Status (13)

Country Link
US (1) US5008450A (en, 2012)
EP (1) EP0321272B1 (en, 2012)
JP (1) JP2545103B2 (en, 2012)
KR (1) KR910003255B1 (en, 2012)
CN (1) CN1029844C (en, 2012)
AT (1) ATE76397T1 (en, 2012)
CA (1) CA1316939C (en, 2012)
DD (1) DD280096A5 (en, 2012)
DE (1) DE3871351D1 (en, 2012)
ES (1) ES2037248T3 (en, 2012)
GR (1) GR3005279T3 (en, 2012)
RU (1) RU2002731C1 (en, 2012)
SG (1) SG122892G (en, 2012)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2504545B2 (ja) * 1988-11-15 1996-06-05 三菱化学株式会社 テレフタル酸の製造法
GB9104776D0 (en) * 1991-03-07 1991-04-17 Ici Plc Process for the production of terephthalic acid
US5142097A (en) * 1991-05-31 1992-08-25 E. I. Du Pont De Nemours And Company Recovery and recycle of acetic acid in an oxidation process
GB9310070D0 (en) * 1992-05-29 1993-06-30 Ici Plc Process for the production of purified terephthalic acid
TW299318B (en, 2012) * 1994-11-15 1997-03-01 Mitsubishi Chem Corp
US5712412A (en) 1994-12-26 1998-01-27 Mitsubishi Gas Chemical Co., Inc. Process for producing highly pure terephthalic acid
DE10061973A1 (de) * 1999-12-17 2001-08-09 Ticona Gmbh Verfahren und Vorrichtung zur Abtrennung von Feststoffen aus einer flüssigen Phase
JP4643801B2 (ja) * 2000-07-05 2011-03-02 三菱瓦斯化学株式会社 分散媒置換方法および高純度テレフタル酸の製造方法
US7276625B2 (en) * 2002-10-15 2007-10-02 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7074954B2 (en) * 2002-12-09 2006-07-11 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
KR101004217B1 (ko) * 2002-12-09 2010-12-24 이스트만 케미칼 컴파니 테레프탈산의 산화적 정제 방법
US7161027B2 (en) * 2002-12-09 2007-01-09 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
US7132566B2 (en) * 2003-09-22 2006-11-07 Eastman Chemical Company Process for the purification of a crude carboxylic acid slurry
US7193109B2 (en) 2003-03-06 2007-03-20 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7547803B2 (en) * 2003-06-20 2009-06-16 Mitsubishi Gas Chemical Company, Inc. Process for producing a high purity aromatic polycarboxylic acid
MY142126A (en) * 2003-10-02 2010-09-15 Mitsubishi Gas Chemical Co Process for producing high-purity terephthalic acid
SG146675A1 (en) * 2003-10-03 2008-10-30 Mitsubishi Gas Chemical Co Process for washing solid particles
US7214760B2 (en) * 2004-01-15 2007-05-08 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7546747B2 (en) * 2004-01-15 2009-06-16 Eastman Chemical Company Process for production of a dried carboxylic acid cake suitable for use in polyester production
US7615663B2 (en) 2004-09-02 2009-11-10 Eastman Chemical Company Optimized production of aromatic dicarboxylic acids
US20070179312A1 (en) * 2006-02-02 2007-08-02 O'meadhra Ruairi Seosamh Process for the purification of a crude carboxylic axid slurry
JP5162960B2 (ja) * 2007-05-22 2013-03-13 三菱瓦斯化学株式会社 イソフタル酸原スラリーの分散媒置換方法
US8455680B2 (en) 2008-01-15 2013-06-04 Eastman Chemical Company Carboxylic acid production process employing solvent from esterification of lignocellulosic material
US8614350B2 (en) 2008-01-15 2013-12-24 Eastman Chemical Company Carboxylic acid production process employing solvent from esterification of lignocellulosic material
CN111450787A (zh) * 2020-03-31 2020-07-28 无锡银燕化工装备科技有限公司 一种用于连续洗涤的反应器
CN111494985A (zh) * 2020-05-25 2020-08-07 张掖征峰科技有限公司 多级连续逆流洗涤浸出设备和方法
CN114917687B (zh) * 2022-06-14 2023-05-05 山东明化新材料有限公司 一种聚苯硫醚浆料洗涤塔

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873609A (en) * 1973-01-05 1975-03-25 Phillips Petroleum Co Continuous slurry process for formation of aromatic polycarboxylic acids
JPS5931491B2 (ja) * 1977-08-12 1984-08-02 三井化学株式会社 テレフタル酸懸濁液中の母液を置換分離する方法
US4201871A (en) * 1978-02-23 1980-05-06 Asahi Kasei Kogyo Kabushiki Kaisha Process for recovering terephthalic acid
JPS5517309A (en) * 1978-07-21 1980-02-06 Mitsubishi Gas Chem Co Inc Preparation of high purity terephthalic acid
GB2072162B (en) * 1980-03-21 1984-03-21 Labofina Sa Process for the production and the recovery of terephthalic acid
JPS5753431A (en) * 1980-07-21 1982-03-30 Haakofuina Improved washing column washing process for crude terephthalic acid
DE3128474A1 (de) * 1980-07-21 1982-06-09 Hercofina, Wilmington, N.C. Verfahren zur gegenstromwaesche fein verteilter roher terephthalsaeure

Also Published As

Publication number Publication date
ES2037248T3 (es) 1993-06-16
KR910003255B1 (ko) 1991-05-25
ATE76397T1 (de) 1992-06-15
RU2002731C1 (ru) 1993-11-15
JPH01160942A (ja) 1989-06-23
SG122892G (en) 1993-02-19
CN1029844C (zh) 1995-09-27
DE3871351D1 (de) 1992-06-25
KR890009839A (ko) 1989-08-04
EP0321272B1 (en) 1992-05-20
EP0321272A1 (en) 1989-06-21
JP2545103B2 (ja) 1996-10-16
CN1033619A (zh) 1989-07-05
US5008450A (en) 1991-04-16
GR3005279T3 (en, 2012) 1993-05-24
CA1316939C (en) 1993-04-27

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Legal Events

Date Code Title Description
NAC Public notice for inspection of provisional exclusive patent accord. to par 18/2 dd-patg.
RPI Change in the person, name or address of the patentee (searches according to art. 11 and 12 extension act)
RPV Change in the person, the name or the address of the representative (searches according to art. 11 and 12 extension act)
ENJ Ceased due to non-payment of renewal fee