DE60235979D1 - Verfahren zur herstellung von gereinigter terephtalsäure - Google Patents

Verfahren zur herstellung von gereinigter terephtalsäure

Info

Publication number
DE60235979D1
DE60235979D1 DE60235979T DE60235979T DE60235979D1 DE 60235979 D1 DE60235979 D1 DE 60235979D1 DE 60235979 T DE60235979 T DE 60235979T DE 60235979 T DE60235979 T DE 60235979T DE 60235979 D1 DE60235979 D1 DE 60235979D1
Authority
DE
Germany
Prior art keywords
acid
treephoic
preparing purified
oxidation
hydrogenation
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
DE60235979T
Other languages
English (en)
Inventor
Robert Lin
Ruairi Seosamh O'meadhra
Ronald Buford Sheppard
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.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
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 Eastman Chemical Co filed Critical Eastman Chemical Co
Application granted granted Critical
Publication of DE60235979D1 publication Critical patent/DE60235979D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • 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
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • C07C51/43Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • 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
    • C07C51/487Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
DE60235979T 2001-06-04 2002-06-04 Verfahren zur herstellung von gereinigter terephtalsäure Expired - Fee Related DE60235979D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29561901P 2001-06-04 2001-06-04
US10/161,571 US7196215B2 (en) 2001-06-04 2002-05-31 Process for the production of purified terephthalic acid
PCT/US2002/017498 WO2002098836A1 (en) 2001-06-04 2002-06-04 Process for the production of purified terephthalic acid

Publications (1)

Publication Number Publication Date
DE60235979D1 true DE60235979D1 (de) 2010-05-27

Family

ID=26857943

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60235979T Expired - Fee Related DE60235979D1 (de) 2001-06-04 2002-06-04 Verfahren zur herstellung von gereinigter terephtalsäure

Country Status (12)

Country Link
US (1) US7196215B2 (de)
EP (1) EP1395543B1 (de)
JP (1) JP4184948B2 (de)
KR (1) KR100896382B1 (de)
CN (1) CN1258512C (de)
AT (1) ATE464281T1 (de)
BR (1) BR0205510B1 (de)
CA (1) CA2417691C (de)
DE (1) DE60235979D1 (de)
MX (1) MXPA03010973A (de)
RU (1) RU2292332C2 (de)
WO (1) WO2002098836A1 (de)

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US6689903B2 (en) 2001-06-04 2004-02-10 Eastman Chemical Company Crystallization method for production of purified aromatic dicarboxylic acids

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CA2417691A1 (en) 2002-12-12
EP1395543A1 (de) 2004-03-10
RU2292332C2 (ru) 2007-01-27
JP2004531573A (ja) 2004-10-14
KR100896382B1 (ko) 2009-05-08
EP1395543B1 (de) 2010-04-14
KR20030020966A (ko) 2003-03-10
MXPA03010973A (es) 2004-02-27
RU2003137848A (ru) 2005-04-20
JP4184948B2 (ja) 2008-11-19
CA2417691C (en) 2009-09-29
ATE464281T1 (de) 2010-04-15
BR0205510A (pt) 2003-06-24
WO2002098836A1 (en) 2002-12-12
US20020193630A1 (en) 2002-12-19
BR0205510B1 (pt) 2013-06-25
CN1258512C (zh) 2006-06-07
US7196215B2 (en) 2007-03-27
CN1512978A (zh) 2004-07-14

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