IT8521879A0 - PROCESS FOR THE PURIFICATION OF DIMETHYL TEREPHTALATE. - Google Patents

PROCESS FOR THE PURIFICATION OF DIMETHYL TEREPHTALATE.

Info

Publication number
IT8521879A0
IT8521879A0 IT8521879A IT2187985A IT8521879A0 IT 8521879 A0 IT8521879 A0 IT 8521879A0 IT 8521879 A IT8521879 A IT 8521879A IT 2187985 A IT2187985 A IT 2187985A IT 8521879 A0 IT8521879 A0 IT 8521879A0
Authority
IT
Italy
Prior art keywords
purification
dimethyl terephtalate
terephtalate
dimethyl
Prior art date
Application number
IT8521879A
Other languages
Italian (it)
Other versions
IT1190387B (en
Inventor
Rolf Bader
Hartmut Last
Manfred Mayer
Siegbert Rittner
Edgard Wetzel
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of IT8521879A0 publication Critical patent/IT8521879A0/en
Application granted granted Critical
Publication of IT1190387B publication Critical patent/IT1190387B/en

Links

Classifications

    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT21879/85A 1984-08-20 1985-08-06 DIMETHYLTEREPHTHALATE PURIFICATION PROCESS IT1190387B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843430556 DE3430556A1 (en) 1984-08-20 1984-08-20 Process for purifying dimethyl terephthalate

Publications (2)

Publication Number Publication Date
IT8521879A0 true IT8521879A0 (en) 1985-08-06
IT1190387B IT1190387B (en) 1988-02-16

Family

ID=6243448

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21879/85A IT1190387B (en) 1984-08-20 1985-08-06 DIMETHYLTEREPHTHALATE PURIFICATION PROCESS

Country Status (2)

Country Link
DE (1) DE3430556A1 (en)
IT (1) IT1190387B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7638618B2 (en) 2001-02-20 2009-12-29 Sanofi-Aventis Deutschland Gmbh Nucleic acids encoding a hirudin and pro-insulin as superscretable peptides and for parallel improvement of the exported forms of one or more polypeptides of interest
DE10231872B4 (en) * 2002-07-12 2005-09-01 H & G Hegmanns Ingenieurgesellschaft Mbh Process for the preparation of dimethyl terephthalate
CN105017022A (en) * 2015-07-20 2015-11-04 浙江大学 Method for methyl esterification recovery and recycle of PTA oxidation residue

Also Published As

Publication number Publication date
IT1190387B (en) 1988-02-16
DE3430556C2 (en) 1992-07-09
DE3430556A1 (en) 1986-02-27

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