PT67440A - Process for producing terephtalic acid - Google Patents

Process for producing terephtalic acid

Info

Publication number
PT67440A
PT67440A PT67440A PT6744077A PT67440A PT 67440 A PT67440 A PT 67440A PT 67440 A PT67440 A PT 67440A PT 6744077 A PT6744077 A PT 6744077A PT 67440 A PT67440 A PT 67440A
Authority
PT
Portugal
Prior art keywords
producing
terephtalic acid
terephtalic
acid
producing terephtalic
Prior art date
Application number
PT67440A
Other languages
English (en)
Other versions
PT67440B (en
Inventor
H Hashizume
Y Izumisawa
Original Assignee
Mitsubishi Chem Ind
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 JP15898876A external-priority patent/JPS5384934A/ja
Priority claimed from JP15898676A external-priority patent/JPS5384932A/ja
Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of PT67440A publication Critical patent/PT67440A/pt
Publication of PT67440B publication Critical patent/PT67440B/pt

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
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation 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
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PT67440A 1976-12-30 1977-12-21 Process for producing terephtalic acid PT67440B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15898876A JPS5384934A (en) 1976-12-30 1976-12-30 Preparation of terephthalic acid
JP15898676A JPS5384932A (en) 1976-12-30 1976-12-30 Preparation of terephthalic acid

Publications (2)

Publication Number Publication Date
PT67440A true PT67440A (en) 1978-01-01
PT67440B PT67440B (en) 1979-05-23

Family

ID=26485931

Family Applications (1)

Application Number Title Priority Date Filing Date
PT67440A PT67440B (en) 1976-12-30 1977-12-21 Process for producing terephtalic acid

Country Status (9)

Country Link
US (1) US4562285A (pt)
CA (1) CA1088561A (pt)
DE (1) DE2759026C2 (pt)
FR (1) FR2376115A1 (pt)
GB (1) GB1554488A (pt)
IT (1) IT1089250B (pt)
NL (1) NL187014C (pt)
PH (1) PH14541A (pt)
PT (1) PT67440B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4026732A1 (de) * 1990-08-24 1992-02-27 Huels Chemische Werke Ag Verfahren zur reinigung eines oxidationsabgases mit energierueckgewinnung
DZ3427A1 (fr) * 2002-05-06 2005-07-02 Du Pont Procede pour la production d'acides carboxyliques
EP1541217A4 (en) * 2002-08-30 2011-10-26 Mitsubishi Heavy Ind Ltd SEPARATOR, REACTOR AND PROCESS FOR PRODUCING AROMATIC CARBOXYLIC ACID
CN100402482C (zh) * 2003-02-21 2008-07-16 三菱化学株式会社 芳香羧酸的制备方法
US20060094901A1 (en) * 2004-11-02 2006-05-04 Keith Whiston Process for the production of carboxylic acids

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328421B2 (pt) * 1973-05-15 1978-08-15
JPS523030A (en) * 1975-06-25 1977-01-11 Mitsubishi Chem Ind Ltd Process for manufacturing high purity terephthalic acid

Also Published As

Publication number Publication date
NL7714358A (nl) 1978-07-04
NL187014B (nl) 1990-12-03
US4562285A (en) 1985-12-31
IT1089250B (it) 1985-06-18
PT67440B (en) 1979-05-23
PH14541A (en) 1981-09-24
GB1554488A (en) 1979-10-24
FR2376115A1 (fr) 1978-07-28
DE2759026A1 (de) 1978-07-06
NL187014C (nl) 1991-05-01
CA1088561A (en) 1980-10-28
DE2759026C2 (de) 1983-12-08
FR2376115B1 (pt) 1980-10-10

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