DE3788555T2 - Reinigung von Terephthalsäure. - Google Patents

Reinigung von Terephthalsäure.

Info

Publication number
DE3788555T2
DE3788555T2 DE87309000T DE3788555T DE3788555T2 DE 3788555 T2 DE3788555 T2 DE 3788555T2 DE 87309000 T DE87309000 T DE 87309000T DE 3788555 T DE3788555 T DE 3788555T DE 3788555 T2 DE3788555 T2 DE 3788555T2
Authority
DE
Germany
Prior art keywords
purification
terephthalic acid
terephthalic
acid
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 - Fee Related
Application number
DE87309000T
Other languages
English (en)
Other versions
DE3788555D1 (de
Inventor
Shigemi Shiraki
Kenichi Mizuno
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 Chemicals Inc
Original Assignee
Mitsui Petrochemical Industries Ltd
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 Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Application granted granted Critical
Publication of DE3788555D1 publication Critical patent/DE3788555D1/de
Publication of DE3788555T2 publication Critical patent/DE3788555T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • 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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
DE87309000T 1986-10-20 1987-10-12 Reinigung von Terephthalsäure. Expired - Fee Related DE3788555T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61247500A JPH078823B2 (ja) 1986-10-20 1986-10-20 高純度テレフタル酸の製造方法

Publications (2)

Publication Number Publication Date
DE3788555D1 DE3788555D1 (de) 1994-02-03
DE3788555T2 true DE3788555T2 (de) 1994-04-21

Family

ID=17164390

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87309000T Expired - Fee Related DE3788555T2 (de) 1986-10-20 1987-10-12 Reinigung von Terephthalsäure.

Country Status (7)

Country Link
EP (1) EP0265137B1 (de)
JP (1) JPH078823B2 (de)
KR (1) KR960006666B1 (de)
CN (1) CN1022182C (de)
CA (1) CA1296742C (de)
DE (1) DE3788555T2 (de)
IN (1) IN168544B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933492A (en) * 1988-10-13 1990-06-12 Amoco Corporation Purification of crude isophthalic acid
DE4300297C2 (de) * 1993-01-08 1998-01-29 Degussa Verfahren zur selektiven katalytischen Hydrierung der Carbonylgruppe von 4-Carboxylbenzaldehyd
KR100264749B1 (ko) * 1997-02-17 2000-09-01 나까니시 히로유끼 고순도 테레프탈산의 제조 방법
MX2007002412A (es) * 2004-09-02 2007-04-23 Eastman Chem Co Oxidacion en fase liquida optimizada.
US7381836B2 (en) 2004-09-02 2008-06-03 Eastman Chemical Company Optimized liquid-phase oxidation
US7910769B2 (en) 2004-09-02 2011-03-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7361784B2 (en) * 2004-09-02 2008-04-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7572936B2 (en) 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
US7504535B2 (en) 2004-09-02 2009-03-17 Eastman Chemical Company Optimized liquid-phase oxidation
US20060047153A1 (en) * 2004-09-02 2006-03-02 Wonders Alan G Optimized liquid-phase oxidation
US7692036B2 (en) 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
WO2006028809A2 (en) * 2004-09-02 2006-03-16 Eastman Chemical Company Optimized production of aromatic dicarboxylic acids
US7692037B2 (en) 2004-09-02 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7589231B2 (en) 2004-09-02 2009-09-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7582793B2 (en) 2004-09-02 2009-09-01 Eastman Chemical Company Optimized liquid-phase oxidation
US7683210B2 (en) 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7741515B2 (en) 2004-09-02 2010-06-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7568361B2 (en) 2004-09-02 2009-08-04 Eastman Chemical Company Optimized liquid-phase oxidation
US7884232B2 (en) 2005-06-16 2011-02-08 Eastman Chemical Company Optimized liquid-phase oxidation
JP5031354B2 (ja) * 2006-12-15 2012-09-19 三井化学株式会社 高純度テレフタル酸の製造方法
BR112016015320A2 (pt) * 2013-12-30 2017-10-10 Bp Corp North America Inc misturas de alimentação de ácido carboxílico aromático bruto pressurizado
US9394223B2 (en) * 2013-12-31 2016-07-19 Bp Corporation North America Inc. Oxidation process for preparing purified aromatic carboxylic acids

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584039A (en) * 1967-08-30 1971-06-08 Standard Oil Co Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid
JPS52122333A (en) * 1976-04-06 1977-10-14 Kuraray Yuka Kk Preparation of highly pure terephthalic acid by reoxidation process
US4476242A (en) * 1981-10-29 1984-10-09 Standard Oil Company (Indiana) Process for preparing palladium on carbon catalysts for purification of crude terephthalic acid
JPS58116439A (ja) * 1981-12-28 1983-07-11 Mitsubishi Gas Chem Co Inc 高純度芳香族ポリカルボン酸の製造法

Also Published As

Publication number Publication date
EP0265137A3 (en) 1989-07-26
CN1022182C (zh) 1993-09-22
KR960006666B1 (ko) 1996-05-22
DE3788555D1 (de) 1994-02-03
EP0265137A2 (de) 1988-04-27
KR880005064A (ko) 1988-06-27
IN168544B (de) 1991-04-20
CA1296742C (en) 1992-03-03
JPS63104941A (ja) 1988-05-10
CN87107051A (zh) 1988-05-04
JPH078823B2 (ja) 1995-02-01
EP0265137B1 (de) 1993-12-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BARZ, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80803 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee