BR7100733D0 - Processo para preparacao de tereftalato de dimetila de alta pureza - Google Patents

Processo para preparacao de tereftalato de dimetila de alta pureza

Info

Publication number
BR7100733D0
BR7100733D0 BR733/71A BR73371A BR7100733D0 BR 7100733 D0 BR7100733 D0 BR 7100733D0 BR 733/71 A BR733/71 A BR 733/71A BR 73371 A BR73371 A BR 73371A BR 7100733 D0 BR7100733 D0 BR 7100733D0
Authority
BR
Brazil
Prior art keywords
tereftalate
preparation
high purity
purity dimethyl
dimethyl
Prior art date
Application number
BR733/71A
Other languages
English (en)
Inventor
Ona Kusak Meilute
Original Assignee
Standard Oil 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 Standard Oil Co filed Critical Standard Oil Co
Publication of BR7100733D0 publication Critical patent/BR7100733D0/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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR733/71A 1970-02-13 1971-01-29 Processo para preparacao de tereftalato de dimetila de alta pureza BR7100733D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00011324A US3845100A (en) 1970-02-13 1970-02-13 Process for conversion of para-xylene to high purity dimethyl terephthalate

Publications (1)

Publication Number Publication Date
BR7100733D0 true BR7100733D0 (pt) 1973-05-03

Family

ID=21749882

Family Applications (1)

Application Number Title Priority Date Filing Date
BR733/71A BR7100733D0 (pt) 1970-02-13 1971-01-29 Processo para preparacao de tereftalato de dimetila de alta pureza

Country Status (3)

Country Link
US (1) US3845100A (pt)
BR (1) BR7100733D0 (pt)
ES (1) ES388241A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791138R (fr) * 1971-12-18 1973-05-09 Dynamit Nobel Ag Procede de preparation de l'ester dimethylique de l'acide terephtaliqu
US4345089A (en) * 1977-01-24 1982-08-17 Hercofina Recovery of aromatic carboxylic acid or ester thereof from residue fraction of oxidation or esterification reaction mixture
US4675438A (en) * 1978-11-17 1987-06-23 Amoco Corporation Direct continuous flow integration of production and purification of high purity iso- or terephthalic acid
US4438279A (en) 1981-09-30 1984-03-20 Standard Oil Company (Indiana) Fiber-grade terephthalic acid recovered from the effluent from paraxylene oxidation in acetic acid and the catalytic hydrogenation of the oxidation effluent in the presence of metallic platinum family metals
PT96056A (pt) * 1989-12-02 1991-09-13 Hoechst Ag Processo para a purificacao de tereftalato de dimetilo
US20050256335A1 (en) * 2004-05-12 2005-11-17 Ovidiu Marin Providing gases to aromatic carboxylic acid manufacturing processes
US8859788B2 (en) 2012-06-22 2014-10-14 Eastman Chemical Company Esterification of furan-2,5-dicarboxylic acid to a dialkyl-furan-2,5-dicarboxylate vapor with rectification
US8912349B2 (en) 2012-06-22 2014-12-16 Eastman Chemical Company Method for producing purified dialkyl-furan-2,5-dicarboxylate separation and solid liquid separation
US8658810B2 (en) 2012-06-22 2014-02-25 Eastman Chemical Company Method for producing purified dialkyl-furan-2,5-dicarboxylate vapor
US10696645B2 (en) 2017-07-20 2020-06-30 Eastman Chemical Company Method for producing purified dialkyl-furan-2,5-dicarboxylate

Also Published As

Publication number Publication date
US3845100A (en) 1974-10-29
ES388241A1 (es) 1974-02-16

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