ZA772788B - Single-stage process for the manufacture of terephthalic acid from di-potassium terephthalate - Google Patents

Single-stage process for the manufacture of terephthalic acid from di-potassium terephthalate

Info

Publication number
ZA772788B
ZA772788B ZA00772788A ZA772788A ZA772788B ZA 772788 B ZA772788 B ZA 772788B ZA 00772788 A ZA00772788 A ZA 00772788A ZA 772788 A ZA772788 A ZA 772788A ZA 772788 B ZA772788 B ZA 772788B
Authority
ZA
South Africa
Prior art keywords
manufacture
terephthalic acid
stage process
potassium terephthalate
terephthalate
Prior art date
Application number
ZA00772788A
Other languages
English (en)
Inventor
J Choulet
A Laily
Original Assignee
Rhone Poulenc 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
Application filed by Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of ZA772788B publication Critical patent/ZA772788B/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
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C07C51/416—Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Artificial Filaments (AREA)
ZA00772788A 1976-05-11 1977-05-10 Single-stage process for the manufacture of terephthalic acid from di-potassium terephthalate ZA772788B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7614867A FR2351081A1 (fr) 1976-05-11 1976-05-11 Procede de fabrication d'acide terephtalique a partir de terephtalate dipotassique, realisation en un etage

Publications (1)

Publication Number Publication Date
ZA772788B true ZA772788B (en) 1978-04-26

Family

ID=9173243

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00772788A ZA772788B (en) 1976-05-11 1977-05-10 Single-stage process for the manufacture of terephthalic acid from di-potassium terephthalate

Country Status (21)

Country Link
US (1) US4212991A (pt)
JP (1) JPS537635A (pt)
AR (1) AR213522A1 (pt)
AT (1) AT350534B (pt)
AU (1) AU2501677A (pt)
BE (1) BE854469A (pt)
BR (2) BR7703021A (pt)
CH (1) CH599094A5 (pt)
CS (1) CS193574B2 (pt)
DD (1) DD129440A5 (pt)
DE (1) DE2721255A1 (pt)
ES (1) ES458631A1 (pt)
FR (1) FR2351081A1 (pt)
GB (1) GB1542182A (pt)
IL (1) IL52051A0 (pt)
LU (1) LU77293A1 (pt)
NL (1) NL7705158A (pt)
PL (1) PL102649B1 (pt)
SE (1) SE7705464L (pt)
SU (1) SU710514A3 (pt)
ZA (1) ZA772788B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965702U (ja) * 1982-10-27 1984-05-02 住友ベークライト株式会社 水流冷却管
US4675108A (en) * 1983-11-30 1987-06-23 Ecolochem, Inc. Apparatus for treating wash water from the manufacture of terephthalic acid
US4540493A (en) * 1983-11-30 1985-09-10 Ecolochem, Inc. Process for treating wash water from the manufacture of terephthalic acid
US5074756A (en) * 1988-05-17 1991-12-24 Patient Solutions, Inc. Infusion device with disposable elements
US6426430B1 (en) * 1999-08-30 2002-07-30 Mossi & Ghisolfi Oversears, S.A. Method for reduction of potassium in an integrated process for the production of 2,6—NDA
US6649263B2 (en) * 2001-11-16 2003-11-18 Honeywell International Inc. Polyester resin and industrial yarn process
US7834208B2 (en) * 2005-05-19 2010-11-16 Eastman Chemical Company Process to produce a post catalyst removal composition
US7884231B2 (en) * 2005-05-19 2011-02-08 Eastman Chemical Company Process to produce an enriched composition
US7741516B2 (en) 2005-05-19 2010-06-22 Eastman Chemical Company Process to enrich a carboxylic acid composition
US7432395B2 (en) * 2005-05-19 2008-10-07 Eastman Chemical Company Enriched carboxylic acid composition
US7919652B2 (en) * 2005-05-19 2011-04-05 Eastman Chemical Company Process to produce an enriched composition through the use of a catalyst removal zone and an enrichment zone
US7880031B2 (en) * 2005-05-19 2011-02-01 Eastman Chemical Company Process to produce an enrichment feed
US7557243B2 (en) 2005-05-19 2009-07-07 Eastman Chemical Company Enriched terephthalic acid composition
US7304178B2 (en) * 2005-05-19 2007-12-04 Eastman Chemical Company Enriched isophthalic acid composition
US20060264662A1 (en) * 2005-05-19 2006-11-23 Gibson Philip E Esterification of an enriched composition
US20060264664A1 (en) * 2005-05-19 2006-11-23 Parker Kenny R Esterification of an exchange solvent enriched composition
US20060264656A1 (en) * 2005-05-19 2006-11-23 Fujitsu Limited Enrichment process using compounds useful in a polyester process
US7897809B2 (en) * 2005-05-19 2011-03-01 Eastman Chemical Company Process to produce an enrichment feed
US7888529B2 (en) * 2006-03-01 2011-02-15 Eastman Chemical Company Process to produce a post catalyst removal composition

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846468A (en) * 1957-03-08 1958-08-05 Hercules Powder Co Ltd Recovery of terephthalic acid
GB975113A (en) * 1961-02-01 1964-11-11 Teikoku Jinzo Kenshi Kk Process for the preparation of terephthalic acid from dialkali metal terephthalates
BE788314A (fr) * 1971-06-01 1973-03-01 Phillips Petroleum Co Procede de recuperation d'acide terephtalique et nouveau produit ainsi obtenu
JPS608623B2 (ja) * 1975-10-28 1985-03-04 三菱電機株式会社 半導体素子の製造方法

Also Published As

Publication number Publication date
JPS5610901B2 (pt) 1981-03-11
BR7703022A (pt) 1977-12-20
ES458631A1 (es) 1978-02-16
BR7703021A (pt) 1977-12-20
AR213522A1 (es) 1979-02-15
US4212991A (en) 1980-07-15
BE854469A (fr) 1977-11-10
JPS537635A (en) 1978-01-24
FR2351081B1 (pt) 1980-09-19
PL198010A1 (pl) 1978-01-02
IL52051A0 (en) 1977-07-31
AT350534B (de) 1979-06-11
AU2501677A (en) 1978-11-16
GB1542182A (en) 1979-03-14
LU77293A1 (pt) 1978-06-26
CS193574B2 (en) 1979-10-31
SE7705464L (sv) 1977-11-12
DE2721255A1 (de) 1977-11-17
PL102649B1 (pl) 1979-04-30
NL7705158A (nl) 1977-11-15
FR2351081A1 (fr) 1977-12-09
ATA324377A (de) 1978-11-15
SU710514A3 (ru) 1980-01-15
CH599094A5 (pt) 1978-05-12
DD129440A5 (de) 1978-01-18

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