NL7112327A - - Google Patents

Info

Publication number
NL7112327A
NL7112327A NL7112327A NL7112327A NL7112327A NL 7112327 A NL7112327 A NL 7112327A NL 7112327 A NL7112327 A NL 7112327A NL 7112327 A NL7112327 A NL 7112327A NL 7112327 A NL7112327 A NL 7112327A
Authority
NL
Netherlands
Application number
NL7112327A
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 filed Critical
Publication of NL7112327A publication Critical patent/NL7112327A/xx

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7112327A 1970-09-16 1971-09-07 NL7112327A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2045747A DE2045747B2 (de) 1970-09-16 1970-09-16 Verfahren zur Reinigung von Terephthalsäure

Publications (1)

Publication Number Publication Date
NL7112327A true NL7112327A (de) 1972-03-20

Family

ID=5782582

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7112327A NL7112327A (de) 1970-09-16 1971-09-07

Country Status (8)

Country Link
US (1) US3799976A (de)
BE (1) BE772277A (de)
CA (1) CA944361A (de)
DE (1) DE2045747B2 (de)
FR (1) FR2105957A5 (de)
GB (1) GB1353786A (de)
IT (1) IT942170B (de)
NL (1) NL7112327A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2804156C2 (de) * 1977-01-31 1982-04-08 Teijin Ltd., Osaka Verfahren zur Herstellung von Terephthalsäure
US4467110A (en) * 1981-10-29 1984-08-21 Standard Oil Company (Indiana) Process for purification of crude terephthalic acid
US4467111A (en) * 1981-10-29 1984-08-21 Standard Oil Company (Indiana) Process for purification of crude terephthalic acid
DE69522590T2 (de) * 1995-12-30 2002-07-11 Sunkyong Ind Ltd Verfahren zur herstellung von terephthalsäure
US6639104B2 (en) * 1999-12-10 2003-10-28 Inca International S.P.A. Process for the recovery of purified terephthalic acid (PTA)
US7196215B2 (en) * 2001-06-04 2007-03-27 Eastman Chemical Company Process for the production of purified terephthalic acid
US7485747B2 (en) * 2001-06-04 2009-02-03 Eastman Chemical Company Two stage oxidation process for the production of aromatic dicarboxylic acids
US6689903B2 (en) * 2001-06-04 2004-02-10 Eastman Chemical Company Crystallization method for production of purified aromatic dicarboxylic acids
US20030120109A1 (en) * 2001-12-20 2003-06-26 Rosen Bruce I. Purification of a crude acid mixture
US7074954B2 (en) * 2002-12-09 2006-07-11 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
US7161027B2 (en) * 2002-12-09 2007-01-09 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
US20050256335A1 (en) * 2004-05-12 2005-11-17 Ovidiu Marin Providing gases to aromatic carboxylic acid manufacturing processes
US20050283022A1 (en) * 2004-06-18 2005-12-22 Sheppard Ronald B Filtrate preparation process for terephthalic acid filtrate treatment

Also Published As

Publication number Publication date
DE2045747B2 (de) 1978-09-07
BE772277A (fr) 1972-03-07
GB1353786A (en) 1974-05-22
DE2045747A1 (de) 1972-03-23
US3799976A (en) 1974-03-26
FR2105957A5 (de) 1972-04-28
CA944361A (en) 1974-03-26
IT942170B (it) 1973-03-20

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Legal Events

Date Code Title Description
BI The patent application has been withdrawn