IT1033233B - Procedimento continuo per la fabbricazione di acido isoftalico - Google Patents

Procedimento continuo per la fabbricazione di acido isoftalico

Info

Publication number
IT1033233B
IT1033233B IT20704/75A IT2070475A IT1033233B IT 1033233 B IT1033233 B IT 1033233B IT 20704/75 A IT20704/75 A IT 20704/75A IT 2070475 A IT2070475 A IT 2070475A IT 1033233 B IT1033233 B IT 1033233B
Authority
IT
Italy
Prior art keywords
manufacturing
isophthalic acid
continuous process
continuous
isophthalic
Prior art date
Application number
IT20704/75A
Other languages
English (en)
Inventor
A R Hirsig
G R Worrell
H R Grane
Original Assignee
Atlantic Richfield 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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Application granted granted Critical
Publication of IT1033233B publication Critical patent/IT1033233B/it

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

Landscapes

  • 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)
IT20704/75A 1974-02-27 1975-02-27 Procedimento continuo per la fabbricazione di acido isoftalico IT1033233B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/443,642 US3974214A (en) 1974-02-27 1974-02-27 Isophthalic acid manufacture

Publications (1)

Publication Number Publication Date
IT1033233B true IT1033233B (it) 1979-07-10

Family

ID=23761619

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20704/75A IT1033233B (it) 1974-02-27 1975-02-27 Procedimento continuo per la fabbricazione di acido isoftalico

Country Status (9)

Country Link
US (1) US3974214A (it)
JP (1) JPS5824421B2 (it)
BE (1) BE825933A (it)
CA (1) CA1018539A (it)
DE (1) DE2457798A1 (it)
FR (1) FR2262015B1 (it)
GB (1) GB1488496A (it)
IT (1) IT1033233B (it)
NL (1) NL7416171A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259522A (en) * 1979-12-17 1981-03-31 Labofina S.A. Process for the production of isophtahalic acid
JP2893860B2 (ja) * 1990-05-17 1999-05-24 三菱瓦斯化学株式会社 高純度イソフタル酸の製造法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2723994A (en) * 1951-01-15 1955-11-15 Shell Dev Oxidation of xylene and toluic acid mixtures to phthalic acids
DE1106751B (de) * 1959-10-13 1961-05-18 Huels Chemische Werke Ag Verfahren zur Herstellung von Terephthalsaeure
US3406196A (en) * 1964-09-30 1968-10-15 Du Pont Oxidation of polyalkyl aromatics to polycarboxylic acids
US3472900A (en) * 1966-07-18 1969-10-14 Baird Chem Ind Preparation of trialkylamines
US3595908A (en) * 1966-11-01 1971-07-27 Inst Francais Du Petrole Two-step oxidation of paraxylene for the production of terephthalic acid
FR1590270A (it) * 1967-11-11 1970-04-13
US3626001A (en) * 1968-05-09 1971-12-07 Atlantic Richfield Co Method for the production of high-purity isophthalic or terephthalic acid
YU155670A (en) * 1969-07-07 1977-10-31 Sir Soc Italiana Resine Spa Process for preparing phthalic acids
US3686293A (en) * 1970-07-13 1972-08-22 Giorgio Gualdi Process for the preparation of aromatic carboxylic acids

Also Published As

Publication number Publication date
JPS5824421B2 (ja) 1983-05-20
US3974214A (en) 1976-08-10
GB1488496A (en) 1977-10-12
FR2262015A1 (it) 1975-09-19
CA1018539A (en) 1977-10-04
JPS50117739A (it) 1975-09-16
BE825933A (fr) 1975-06-16
DE2457798A1 (de) 1975-08-28
NL7416171A (nl) 1975-08-29
FR2262015B1 (it) 1980-04-18

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