BE782634A - Perfectionnement a la purification d'esters a haut point d'ebullition - Google Patents

Perfectionnement a la purification d'esters a haut point d'ebullition

Info

Publication number
BE782634A
BE782634A BE782634A BE782634A BE782634A BE 782634 A BE782634 A BE 782634A BE 782634 A BE782634 A BE 782634A BE 782634 A BE782634 A BE 782634A BE 782634 A BE782634 A BE 782634A
Authority
BE
Belgium
Prior art keywords
purification
improvement
boiling point
high boiling
point esters
Prior art date
Application number
BE782634A
Other languages
English (en)
French (fr)
Inventor
P Biarnais
C Falize
G Sitaud
Original Assignee
Melle Bezons
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 Melle Bezons filed Critical Melle Bezons
Publication of BE782634A publication Critical patent/BE782634A/xx

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • 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
    • 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
    • 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
    • C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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
    • C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80—Phthalic acid esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE782634A 1971-04-26 1972-04-25 Perfectionnement a la purification d'esters a haut point d'ebullition BE782634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7115732A FR2135863A5 (ro) 1971-04-26 1971-04-26

Publications (1)

Publication Number Publication Date
BE782634A true BE782634A (fr) 1972-10-25

Family

ID=9076275

Family Applications (1)

Application Number Title Priority Date Filing Date
BE782634A BE782634A (fr) 1971-04-26 1972-04-25 Perfectionnement a la purification d'esters a haut point d'ebullition

Country Status (22)

Country Link
US (1) US3849475A (ro)
JP (1) JPS5620301B1 (ro)
AT (1) AT317872B (ro)
AU (1) AU458281B2 (ro)
BE (1) BE782634A (ro)
BR (1) BR7201933D0 (ro)
CA (1) CA956644A (ro)
CH (1) CH552554A (ro)
CS (1) CS157143B2 (ro)
DD (1) DD108072A5 (ro)
DK (1) DK136711B (ro)
ES (1) ES402121A1 (ro)
FR (1) FR2135863A5 (ro)
GB (1) GB1329534A (ro)
HU (1) HU163592B (ro)
IT (1) IT947653B (ro)
NL (1) NL7202400A (ro)
NO (1) NO136887C (ro)
PL (1) PL82681B1 (ro)
RO (1) RO58907A (ro)
SE (1) SE379191B (ro)
SU (1) SU552022A3 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066835A (en) * 1974-05-31 1978-01-03 Ruhrchemie Ag Process for purifying the waste water produced in the process of producing ester plasticizers

Also Published As

Publication number Publication date
AU458281B2 (en) 1975-01-31
DE2215902A1 (ro) 1972-11-09
NO136887C (no) 1977-11-23
FR2135863A5 (ro) 1972-12-22
DK136711C (ro) 1978-05-01
CS157143B2 (ro) 1974-08-23
RO58907A (ro) 1976-01-15
AU3838872A (en) 1973-08-02
DK136711B (da) 1977-11-14
PL82681B1 (ro) 1975-10-31
CA956644A (en) 1974-10-22
US3849475A (en) 1974-11-19
DE2215902B2 (de) 1976-04-15
SE379191B (ro) 1975-09-29
IT947653B (it) 1973-05-30
HU163592B (ro) 1973-09-27
NL7202400A (ro) 1972-10-30
ES402121A1 (es) 1975-10-16
AT317872B (de) 1974-09-25
JPS5620301B1 (ro) 1981-05-13
DD108072A5 (ro) 1974-09-05
CH552554A (fr) 1974-08-15
NO136887B (no) 1977-08-15
BR7201933D0 (pt) 1973-06-14
SU552022A3 (ru) 1977-03-25
GB1329534A (en) 1973-09-12

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MELLE BEZONS

Effective date: 19870430