ATE4891T1 - Schlaemme von terephthalsaeure in aethylenglycol. - Google Patents

Schlaemme von terephthalsaeure in aethylenglycol.

Info

Publication number
ATE4891T1
ATE4891T1 AT80304090T AT80304090T ATE4891T1 AT E4891 T1 ATE4891 T1 AT E4891T1 AT 80304090 T AT80304090 T AT 80304090T AT 80304090 T AT80304090 T AT 80304090T AT E4891 T1 ATE4891 T1 AT E4891T1
Authority
AT
Austria
Prior art keywords
ethylene glycol
sludges
terephthal acid
acid
terephthal
Prior art date
Application number
AT80304090T
Other languages
English (en)
Inventor
Peter Anthony Donaldson
Original Assignee
Imperial Chemical Industries Plc
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 Imperial Chemical Industries Plc filed Critical Imperial Chemical Industries Plc
Application granted granted Critical
Publication of ATE4891T1 publication Critical patent/ATE4891T1/de

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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Detergent Compositions (AREA)
  • Polyesters Or Polycarbonates (AREA)
AT80304090T 1979-11-28 1980-11-14 Schlaemme von terephthalsaeure in aethylenglycol. ATE4891T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7941092 1979-11-28
EP80304090A EP0030794B1 (de) 1979-11-28 1980-11-14 Schlämme von Terephthalsäure in Äthylenglycol

Publications (1)

Publication Number Publication Date
ATE4891T1 true ATE4891T1 (de) 1983-10-15

Family

ID=10509463

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80304090T ATE4891T1 (de) 1979-11-28 1980-11-14 Schlaemme von terephthalsaeure in aethylenglycol.

Country Status (14)

Country Link
US (1) US4334090A (de)
EP (1) EP0030794B1 (de)
JP (1) JPS5695921A (de)
AT (1) ATE4891T1 (de)
BR (1) BR8007733A (de)
CA (1) CA1158952A (de)
DE (1) DE3065198D1 (de)
ES (1) ES497197A0 (de)
GR (1) GR70294B (de)
IE (1) IE50443B1 (de)
IN (1) IN155034B (de)
PH (1) PH17081A (de)
PT (1) PT72118B (de)
ZA (1) ZA807303B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US6649263B2 (en) 2001-11-16 2003-11-18 Honeywell International Inc. Polyester resin and industrial yarn process
US7193109B2 (en) * 2003-03-06 2007-03-20 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
FR3092323B1 (fr) 2019-02-01 2021-06-04 Ifp Energies Now Procédé de production d’un polyester téréphtalate à partir d’un mélange monomérique comprenant un diester

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1582255A (en) * 1976-08-11 1981-01-07 Ici Ltd Crystallisation of terephthalic acid
JPS5420482A (en) * 1977-07-18 1979-02-15 Nippon Concrete Ind Co Ltd Rivet cutter

Also Published As

Publication number Publication date
CA1158952A (en) 1983-12-20
ES8200017A1 (es) 1981-10-16
PT72118B (en) 1981-09-29
IN155034B (de) 1984-12-22
ZA807303B (en) 1981-07-29
IE50443B1 (en) 1986-04-16
EP0030794A1 (de) 1981-06-24
PH17081A (en) 1984-05-24
PT72118A (en) 1980-12-01
EP0030794B1 (de) 1983-10-05
ES497197A0 (es) 1981-10-16
BR8007733A (pt) 1981-06-09
JPS5695921A (en) 1981-08-03
IE802432L (en) 1981-05-28
GR70294B (de) 1982-09-03
DE3065198D1 (en) 1983-11-10
US4334090A (en) 1982-06-08

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