FR2323668A1 - Procede d'extraction d'alkylene-glycols - Google Patents

Procede d'extraction d'alkylene-glycols

Info

Publication number
FR2323668A1
FR2323668A1 FR7627238A FR7627238A FR2323668A1 FR 2323668 A1 FR2323668 A1 FR 2323668A1 FR 7627238 A FR7627238 A FR 7627238A FR 7627238 A FR7627238 A FR 7627238A FR 2323668 A1 FR2323668 A1 FR 2323668A1
Authority
FR
France
Prior art keywords
glycols
alkylene
extraction process
extraction
glycols extraction
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.)
Granted
Application number
FR7627238A
Other languages
English (en)
Other versions
FR2323668B1 (fr
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.)
Halcon International Inc
Original Assignee
Halcon International Inc
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 Halcon International Inc filed Critical Halcon International Inc
Publication of FR2323668A1 publication Critical patent/FR2323668A1/fr
Application granted granted Critical
Publication of FR2323668B1 publication Critical patent/FR2323668B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C29/82—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7627238A 1975-09-12 1976-09-10 Procede d'extraction d'alkylene-glycols Granted FR2323668A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/612,824 US4045294A (en) 1975-09-12 1975-09-12 Process for the recovery of alkylene glycols

Publications (2)

Publication Number Publication Date
FR2323668A1 true FR2323668A1 (fr) 1977-04-08
FR2323668B1 FR2323668B1 (fr) 1980-06-06

Family

ID=24454791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627238A Granted FR2323668A1 (fr) 1975-09-12 1976-09-10 Procede d'extraction d'alkylene-glycols

Country Status (8)

Country Link
US (1) US4045294A (fr)
JP (1) JPS5236612A (fr)
BE (1) BE846057A (fr)
DE (1) DE2641133A1 (fr)
FR (1) FR2323668A1 (fr)
GB (1) GB1554649A (fr)
IT (1) IT1089820B (fr)
NL (1) NL7609709A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393783A1 (fr) * 1977-06-06 1979-01-05 Halcon Res & Dev Procede perfectionne de recuperation d'alkylene-glycols par distillation azeotropique
FR2408569A1 (fr) * 1977-11-14 1979-06-08 Halcon Res & Dev Procede de purification d'alkylene-glycols
RU2816490C2 (ru) * 2018-09-29 2024-04-01 ЧАНЧУНЬ МЭЙХЭ САЙЕНС ЭНД ТЕКНОЛОДЖИ ДЕВЕЛОПМЕНТ КО., ЛТД.(Китай) Способ очистки пропиленгликоля, полученного из биологического сырья

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2649030A1 (fr) * 2010-12-10 2013-10-16 Dow Global Technologies LLC Appareil et procédé pour l'utilisation d'oléfine comme un agent d'entraînement azéotropique pour isoler du 1,3-dichloro-2-propanol à partir d'un flux résiduel de 2,2'-oxybis (1-chloropropane)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3074962A (en) * 1958-04-22 1963-01-22 Union Carbide Corp Separation of ethylene carbonate from admixture with ethylene glycol
US3066116A (en) * 1959-05-26 1962-11-27 American Cyanamid Co Polyesters using molecular sieve to remove ethylene glycol
GB1142057A (en) * 1966-11-09 1969-02-05 Bp Chem Int Ltd Separation of formic acid from mixtures with other acids
US3809724A (en) * 1971-09-08 1974-05-07 Halcon International Inc Preparation and recovery of alkylene glycols
JPS581502B2 (ja) * 1975-03-22 1983-01-11 株式会社日立製作所 テレビジヨンサツゾウソウチ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393783A1 (fr) * 1977-06-06 1979-01-05 Halcon Res & Dev Procede perfectionne de recuperation d'alkylene-glycols par distillation azeotropique
FR2408569A1 (fr) * 1977-11-14 1979-06-08 Halcon Res & Dev Procede de purification d'alkylene-glycols
RU2816490C2 (ru) * 2018-09-29 2024-04-01 ЧАНЧУНЬ МЭЙХЭ САЙЕНС ЭНД ТЕКНОЛОДЖИ ДЕВЕЛОПМЕНТ КО., ЛТД.(Китай) Способ очистки пропиленгликоля, полученного из биологического сырья
RU2816490C9 (ru) * 2018-09-29 2024-04-27 Чанчунь Мэйхэ Сайенс Энд Текнолоджи Девелопмент Ко., Лтд. Способ очистки пропиленгликоля, полученного из биологического сырья

Also Published As

Publication number Publication date
IT1089820B (it) 1985-06-18
BE846057A (fr) 1977-03-10
GB1554649A (en) 1979-10-24
FR2323668B1 (fr) 1980-06-06
DE2641133A1 (de) 1977-03-24
NL7609709A (nl) 1977-03-15
US4045294A (en) 1977-08-30
JPS5236612A (en) 1977-03-22

Similar Documents

Publication Publication Date Title
FR2301613A1 (fr) Procede
FR2300964A1 (fr) Procede d'ali
FR2301288A1 (fr) Procede p
FR2300048A1 (fr) Procede
FR2337120A1 (fr) Procede d
FR2336248A1 (fr) Procede de production d'un stratifie
FR2297978A1 (fr) Procede d'installation d'
BE839483A (fr) Procede d'ammonoxydation
FR2299074A1 (fr) Procede
FR2300812A1 (fr) Procede
FR2301493A1 (fr) Procede
BE842473A (fr) Procede d'extraction
BE842282A (fr) Procede ameliore d'hydroformylation
FR2299769A1 (fr) Procede d'application
BE839550A (fr) Procede integre
FR2297713A1 (fr) Procede d'introduction
BE844036A (fr) Procede d'acetoxylation
FR2317474A1 (fr) Procede d'abattage
FR2301966A1 (fr) Procede
FR2301803A1 (fr) Procede e
FR2300092A1 (fr) Procede
FR2288740A1 (fr) Procede d'extraction de dihydroperoxydes
FR2300398A1 (fr) Procede d'aplatissement de la courbe d
FR2300152A1 (fr) Procede
FR2300473A1 (fr) Procede

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse