JPS51133220A - Separating method of propylene glycol diester - Google Patents

Separating method of propylene glycol diester

Info

Publication number
JPS51133220A
JPS51133220A JP51047899A JP4789976A JPS51133220A JP S51133220 A JPS51133220 A JP S51133220A JP 51047899 A JP51047899 A JP 51047899A JP 4789976 A JP4789976 A JP 4789976A JP S51133220 A JPS51133220 A JP S51133220A
Authority
JP
Japan
Prior art keywords
propylene glycol
separating method
glycol diester
diester
separating
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
JP51047899A
Other languages
Japanese (ja)
Other versions
JPS5946230B2 (en
Inventor
Shiyuraiyaa Geruto
Birutobain Rorufu
Heruman Raijingaa Kaaru
Kurekeru Ieruku
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.)
Bayer AG
Evonik Operations GmbH
Original Assignee
Bayer AG
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Bayer AG, Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Bayer AG
Publication of JPS51133220A publication Critical patent/JPS51133220A/en
Publication of JPS5946230B2 publication Critical patent/JPS5946230B2/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/12—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with hydrogen peroxide or inorganic peroxides or peracids
    • 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
JP51047899A 1975-04-30 1976-04-28 Separation method of propylene glycol diester Expired JPS5946230B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2519291A DE2519291C3 (en) 1975-04-30 1975-04-30 Process for the recovery of propylene glycol dicarboxylates in the manufacture of propylene oxide

Publications (2)

Publication Number Publication Date
JPS51133220A true JPS51133220A (en) 1976-11-18
JPS5946230B2 JPS5946230B2 (en) 1984-11-10

Family

ID=5945444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51047899A Expired JPS5946230B2 (en) 1975-04-30 1976-04-28 Separation method of propylene glycol diester

Country Status (12)

Country Link
JP (1) JPS5946230B2 (en)
BE (1) BE841201A (en)
CA (1) CA1069458A (en)
DE (1) DE2519291C3 (en)
ES (1) ES447409A1 (en)
FR (1) FR2309549A1 (en)
GB (1) GB1491661A (en)
IE (1) IE43576B1 (en)
NL (1) NL175909C (en)
NO (1) NO761472L (en)
RO (1) RO69788A (en)
SU (1) SU621313A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0540410U (en) * 1991-10-24 1993-06-01 清水建設株式会社 PC version joint
DE102009038398A1 (en) 2009-08-24 2011-03-03 Uhde Gmbh Process and apparatus for the preparation of alkylene oxides and of alkylene glycols

Also Published As

Publication number Publication date
NL175909B (en) 1984-08-16
BE841201A (en) 1976-10-28
IE43576B1 (en) 1981-04-08
DE2519291C3 (en) 1980-07-03
JPS5946230B2 (en) 1984-11-10
FR2309549B1 (en) 1979-09-07
NO761472L (en) 1976-11-02
IE43576L (en) 1976-10-30
SU621313A3 (en) 1978-08-25
RO69788A (en) 1980-12-30
CA1069458A (en) 1980-01-08
DE2519291B2 (en) 1979-10-11
FR2309549A1 (en) 1976-11-26
NL175909C (en) 1985-01-16
NL7604535A (en) 1976-11-02
DE2519291A1 (en) 1976-11-11
GB1491661A (en) 1977-11-09
ES447409A1 (en) 1978-10-16

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