IT947653B - Perfezionamento nella purificazio ne di esteri ad alto punto d ebol lizione - Google Patents

Perfezionamento nella purificazio ne di esteri ad alto punto d ebol lizione

Info

Publication number
IT947653B
IT947653B IT20688/72A IT2068872A IT947653B IT 947653 B IT947653 B IT 947653B IT 20688/72 A IT20688/72 A IT 20688/72A IT 2068872 A IT2068872 A IT 2068872A IT 947653 B IT947653 B IT 947653B
Authority
IT
Italy
Prior art keywords
eboling
purification
improvement
point esters
esters
Prior art date
Application number
IT20688/72A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT947653B publication Critical patent/IT947653B/it

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)
IT20688/72A 1971-04-26 1972-02-17 Perfezionamento nella purificazio ne di esteri ad alto punto d ebol lizione IT947653B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT947653B true IT947653B (it) 1973-05-30

Family

ID=9076275

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20688/72A IT947653B (it) 1971-04-26 1972-02-17 Perfezionamento nella purificazio ne di esteri ad alto punto d ebol lizione

Country Status (22)

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

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
DD108072A5 (it) 1974-09-05
DE2215902A1 (it) 1972-11-09
NO136887C (no) 1977-11-23
AU3838872A (en) 1973-08-02
CH552554A (fr) 1974-08-15
AT317872B (de) 1974-09-25
NL7202400A (it) 1972-10-30
SE379191B (it) 1975-09-29
HU163592B (it) 1973-09-27
ES402121A1 (es) 1975-10-16
RO58907A (it) 1976-01-15
FR2135863A5 (it) 1972-12-22
US3849475A (en) 1974-11-19
GB1329534A (en) 1973-09-12
AU458281B2 (en) 1975-01-31
BE782634A (fr) 1972-10-25
NO136887B (no) 1977-08-15
DK136711C (it) 1978-05-01
JPS5620301B1 (it) 1981-05-13
SU552022A3 (ru) 1977-03-25
CS157143B2 (it) 1974-08-23
BR7201933D0 (pt) 1973-06-14
DK136711B (da) 1977-11-14
DE2215902B2 (de) 1976-04-15
PL82681B1 (it) 1975-10-31
CA956644A (en) 1974-10-22

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