ES8200017A1 - Procedimiento para reducir la viscosidad de una suspension de acido tereftalico en etilenglicol. - Google Patents

Procedimiento para reducir la viscosidad de una suspension de acido tereftalico en etilenglicol.

Info

Publication number
ES8200017A1
ES8200017A1 ES497197A ES497197A ES8200017A1 ES 8200017 A1 ES8200017 A1 ES 8200017A1 ES 497197 A ES497197 A ES 497197A ES 497197 A ES497197 A ES 497197A ES 8200017 A1 ES8200017 A1 ES 8200017A1
Authority
ES
Spain
Prior art keywords
ethylene glycol
viscosity
procedure
reduce
crystals
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES497197A
Other languages
English (en)
Spanish (es)
Other versions
ES497197A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Ltd filed Critical Imperial Chemical Industries Ltd
Publication of ES497197A0 publication Critical patent/ES497197A0/es
Publication of ES8200017A1 publication Critical patent/ES8200017A1/es
Expired legal-status Critical Current

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)
  • Polyesters Or Polycarbonates (AREA)
  • Detergent Compositions (AREA)
ES497197A 1979-11-28 1980-11-27 Procedimiento para reducir la viscosidad de una suspension de acido tereftalico en etilenglicol. Expired ES8200017A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7941092 1979-11-28

Publications (2)

Publication Number Publication Date
ES497197A0 ES497197A0 (es) 1981-10-16
ES8200017A1 true ES8200017A1 (es) 1981-10-16

Family

ID=10509463

Family Applications (1)

Application Number Title Priority Date Filing Date
ES497197A Expired ES8200017A1 (es) 1979-11-28 1980-11-27 Procedimiento para reducir la viscosidad de una suspension de acido tereftalico en etilenglicol.

Country Status (14)

Country Link
US (1) US4334090A (enExample)
EP (1) EP0030794B1 (enExample)
JP (1) JPS5695921A (enExample)
AT (1) ATE4891T1 (enExample)
BR (1) BR8007733A (enExample)
CA (1) CA1158952A (enExample)
DE (1) DE3065198D1 (enExample)
ES (1) ES8200017A1 (enExample)
GR (1) GR70294B (enExample)
IE (1) IE50443B1 (enExample)
IN (1) IN155034B (enExample)
PH (1) PH17081A (enExample)
PT (1) PT72118B (enExample)
ZA (1) ZA807303B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
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
PT72118A (en) 1980-12-01
ATE4891T1 (de) 1983-10-15
GR70294B (enExample) 1982-09-03
EP0030794A1 (en) 1981-06-24
ES497197A0 (es) 1981-10-16
CA1158952A (en) 1983-12-20
IN155034B (enExample) 1984-12-22
US4334090A (en) 1982-06-08
ZA807303B (en) 1981-07-29
IE802432L (en) 1981-05-28
BR8007733A (pt) 1981-06-09
DE3065198D1 (en) 1983-11-10
PH17081A (en) 1984-05-24
JPS5695921A (en) 1981-08-03
IE50443B1 (en) 1986-04-16
EP0030794B1 (en) 1983-10-05
PT72118B (en) 1981-09-29

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