BE874551A - Procede d'elimination de l'acide p-touluique a partir de l'aldehydro-terephtalate de methyle ou ses melanges - Google Patents

Procede d'elimination de l'acide p-touluique a partir de l'aldehydro-terephtalate de methyle ou ses melanges

Info

Publication number
BE874551A
BE874551A BE0/193779A BE193779A BE874551A BE 874551 A BE874551 A BE 874551A BE 0/193779 A BE0/193779 A BE 0/193779A BE 193779 A BE193779 A BE 193779A BE 874551 A BE874551 A BE 874551A
Authority
BE
Belgium
Prior art keywords
touluic
aldehydro
terephthalate
elimination
mixtures
Prior art date
Application number
BE0/193779A
Other languages
English (en)
Original Assignee
Dynamit Nobel 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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of BE874551A publication Critical patent/BE874551A/fr

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
    • C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • 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
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
BE0/193779A 1978-03-02 1979-03-01 Procede d'elimination de l'acide p-touluique a partir de l'aldehydro-terephtalate de methyle ou ses melanges BE874551A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782808867 DE2808867C3 (de) 1978-03-02 1978-03-02 Verfahren zur Entfernung von p-Toluylsäure und ggf. anderen aromatischen Carbonsäuren von Terephthalaldehydsäuremethylester oder Terephthalaldehydsäuremethylester enthaltenden Gemischen

Publications (1)

Publication Number Publication Date
BE874551A true BE874551A (fr) 1979-07-02

Family

ID=6033283

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/193779A BE874551A (fr) 1978-03-02 1979-03-01 Procede d'elimination de l'acide p-touluique a partir de l'aldehydro-terephtalate de methyle ou ses melanges

Country Status (4)

Country Link
JP (1) JPS54122249A (fr)
BE (1) BE874551A (fr)
DE (1) DE2808867C3 (fr)
FR (1) FR2418785A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100790228B1 (ko) * 2005-12-26 2008-01-02 매그나칩 반도체 유한회사 시모스 이미지 센서

Also Published As

Publication number Publication date
DE2808867A1 (de) 1979-09-06
JPS54122249A (en) 1979-09-21
DE2808867B2 (de) 1980-07-03
FR2418785B1 (fr) 1983-01-21
DE2808867C3 (de) 1981-03-12
FR2418785A1 (fr) 1979-09-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DYNAMIT NOBEL A.G.

Effective date: 19840301