DE69309535D1 - Wiedergewinnung von Carbonsäureesterreaktionsprodukten - Google Patents

Wiedergewinnung von Carbonsäureesterreaktionsprodukten

Info

Publication number
DE69309535D1
DE69309535D1 DE69309535T DE69309535T DE69309535D1 DE 69309535 D1 DE69309535 D1 DE 69309535D1 DE 69309535 T DE69309535 T DE 69309535T DE 69309535 T DE69309535 T DE 69309535T DE 69309535 D1 DE69309535 D1 DE 69309535D1
Authority
DE
Germany
Prior art keywords
recovery
reaction products
carboxylic ester
ester reaction
carboxylic
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.)
Expired - Fee Related
Application number
DE69309535T
Other languages
English (en)
Other versions
DE69309535T2 (de
Inventor
Der Beek Douwe Christiaan Van
Blank Peter Bastiaan De
Kishor Jhalaria
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.)
Imperial Chemical Industries Ltd
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of DE69309535D1 publication Critical patent/DE69309535D1/de
Application granted granted Critical
Publication of DE69309535T2 publication Critical patent/DE69309535T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C07C67/52—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)
DE69309535T 1992-05-20 1993-05-18 Wiedergewinnung von Carbonsäureesterreaktionsprodukten Expired - Fee Related DE69309535T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92201452 1992-05-20

Publications (2)

Publication Number Publication Date
DE69309535D1 true DE69309535D1 (de) 1997-05-15
DE69309535T2 DE69309535T2 (de) 1997-07-24

Family

ID=8210619

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69309535T Expired - Fee Related DE69309535T2 (de) 1992-05-20 1993-05-18 Wiedergewinnung von Carbonsäureesterreaktionsprodukten

Country Status (6)

Country Link
JP (1) JPH0632762A (de)
KR (1) KR930023324A (de)
CN (1) CN1036917C (de)
CA (1) CA2096478A1 (de)
DE (1) DE69309535T2 (de)
SG (1) SG48903A1 (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51146418A (en) * 1975-06-10 1976-12-16 Nippon Zeon Co Ltd Purification of methacrylic esters
DE3161884D1 (en) * 1980-06-20 1984-02-16 Asahi Chemical Ind Process for purifying methyl methacrylate

Also Published As

Publication number Publication date
JPH0632762A (ja) 1994-02-08
CN1036917C (zh) 1998-01-07
SG48903A1 (en) 1998-05-18
DE69309535T2 (de) 1997-07-24
CA2096478A1 (en) 1993-11-21
KR930023324A (ko) 1993-12-18
CN1079956A (zh) 1993-12-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IMPERIAL CHEMICAL INDUSTRIES PLC, LONDON, GB

8328 Change in the person/name/address of the agent

Free format text: ANDRAE FLACH HAUG KNEISSL BAUER SCHNEIDER, 81541 MUENCHEN

8339 Ceased/non-payment of the annual fee