BE874000A - Procede de purification d'acide terephtalique - Google Patents

Procede de purification d'acide terephtalique

Info

Publication number
BE874000A
BE874000A BE193322A BE193322A BE874000A BE 874000 A BE874000 A BE 874000A BE 193322 A BE193322 A BE 193322A BE 193322 A BE193322 A BE 193322A BE 874000 A BE874000 A BE 874000A
Authority
BE
Belgium
Prior art keywords
terephthalic acid
purification process
acid purification
terephthalic
purification
Prior art date
Application number
BE193322A
Other languages
English (en)
French (fr)
Original Assignee
Labofina Sa
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 Labofina Sa filed Critical Labofina Sa
Publication of BE874000A publication Critical patent/BE874000A/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)
BE193322A 1978-02-08 1979-02-07 Procede de purification d'acide terephtalique BE874000A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB509178 1978-02-08

Publications (1)

Publication Number Publication Date
BE874000A true BE874000A (fr) 1979-05-29

Family

ID=9789599

Family Applications (1)

Application Number Title Priority Date Filing Date
BE193322A BE874000A (fr) 1978-02-08 1979-02-07 Procede de purification d'acide terephtalique

Country Status (6)

Country Link
US (1) US4317924A (xx)
BE (1) BE874000A (xx)
DE (1) DE2904369A1 (xx)
FR (1) FR2416880A1 (xx)
IT (1) IT1110300B (xx)
NL (1) NL7900850A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6642407B2 (en) 2001-05-18 2003-11-04 Exxon Mobil Chemical Patents Inc. Production, purification and polymerization of aromatic dicarboxylic acids

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456001A (en) * 1967-05-31 1969-07-15 Standard Oil Co Process for purifying benzene carboxylic acids
US3607921A (en) * 1968-06-12 1971-09-21 Mobil Oil Corp Catalytic purification of terephthalic acid

Also Published As

Publication number Publication date
NL7900850A (nl) 1979-08-10
FR2416880A1 (fr) 1979-09-07
US4317924A (en) 1982-03-02
IT1110300B (it) 1985-12-23
DE2904369A1 (de) 1979-08-09
IT7919854A0 (it) 1979-02-02
FR2416880B3 (xx) 1981-10-30

Similar Documents

Publication Publication Date Title
BE887785A (fr) Procede de production et de recuperation d'acide terephtalique
FR2439178B1 (fr) Procede pour preparer de l'acide terephtalique
BE851708A (fr) Procede de preparation d'acide terephtalique
RO79394A (ro) Procedeu pentru purificarea acidului fosforic
BE843316A (fr) Procede pour produire de l'acide terephtalique
BE872009A (fr) Procede de preparation de l'acide terephtalique
FR2287437A1 (fr) Procede de purification de l'acide acrylique
BE854859A (fr) Procede de purification d'acide phosphorique
BE857042A (fr) Procede de regeneration d'acide sulfurique
RO79610A (ro) Procedeu de preparare a acidului acrilic
BE865682A (fr) Procede de purification de l'acide terephtalique
BE879359A (fr) Procede de fabrication de l'acide parahydroxymandelique racemique
FR2322125A1 (fr) Procede de preparation d'acide terephtalique purifie
BE846421A (fr) Procede de production d'acide terephtalique
BE843720A (fr) Procede de purification d'acide phosphorique
FR2320901A1 (fr) Procede de purification d'acide phosphorique
PT67185B (fr) Procede de preparation d'acide terephtalique
PT71271A (fr) Nouveau procede de purification de l'acide ursodesoxycholique
BE855237A (fr) Procede pour la purification de l'acide adipique
BE875728R (fr) Procede de preparation d'acide terephtalique
BE874000A (fr) Procede de purification d'acide terephtalique
BE876162A (fr) Procede de preparation de l'acide alpha-4-(4-chlorobenzoylamino-ethyl)-phenoxy)-isobutyrique
FR2316232A1 (fr) Procede de preparation d'acide 5-alcoyl-picolique
BE879091A (fr) Procede de preparation d'acide terephtalique
BE886680A (fr) Procede de production d'acide isophtalique