DE69006783D1 - Reduzierung von Dimeren. - Google Patents

Reduzierung von Dimeren.

Info

Publication number
DE69006783D1
DE69006783D1 DE90306536T DE69006783T DE69006783D1 DE 69006783 D1 DE69006783 D1 DE 69006783D1 DE 90306536 T DE90306536 T DE 90306536T DE 69006783 T DE69006783 T DE 69006783T DE 69006783 D1 DE69006783 D1 DE 69006783D1
Authority
DE
Germany
Prior art keywords
dimers
reduction
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
DE90306536T
Other languages
English (en)
Other versions
DE69006783T2 (de
Inventor
Brian Howard Alfred Smith
Melvin Keith Allison
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.)
Nova Chemicals Canada Ltd
Original Assignee
Nova Petrochemicals 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 Nova Petrochemicals Inc filed Critical Nova Petrochemicals Inc
Application granted granted Critical
Publication of DE69006783D1 publication Critical patent/DE69006783D1/de
Publication of DE69006783T2 publication Critical patent/DE69006783T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/85Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/86Use of additives, e.g. for stabilisation
DE69006783T 1989-06-19 1990-06-15 Reduzierung von Dimeren. Expired - Fee Related DE69006783T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/369,068 US5194528A (en) 1989-06-19 1989-06-19 Dimer reduction

Publications (2)

Publication Number Publication Date
DE69006783D1 true DE69006783D1 (de) 1994-03-31
DE69006783T2 DE69006783T2 (de) 1995-02-16

Family

ID=23453970

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69006783T Expired - Fee Related DE69006783T2 (de) 1989-06-19 1990-06-15 Reduzierung von Dimeren.

Country Status (6)

Country Link
US (1) US5194528A (de)
EP (1) EP0404453B1 (de)
JP (1) JPH0363242A (de)
CA (1) CA2016593A1 (de)
DE (1) DE69006783T2 (de)
IL (1) IL94719A (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851497A (en) * 1954-10-12 1958-09-09 Celanese Corp Process for converting methyl isopropenyl ketone to its cyclic dimer
US3009005A (en) * 1959-06-12 1961-11-14 Scient Desing Company Inc Chemical process
DE2316697A1 (de) * 1972-04-07 1973-10-11 Leer Koninklijke Emballage Durch einwirken von ultravioletter bestrahlung photozersetzbare polymersubstanz
GB1538436A (en) * 1975-05-12 1979-01-17 Ucb Sa Halogenated photopolymerisable compositions
JPS5661320A (en) * 1979-10-24 1981-05-26 Dainippon Ink & Chem Inc Treatment of crude unsaturated ketone
PT80975B (pt) * 1984-08-17 1987-11-11 Shinetsu Chemical Co Processo para a preparacao de um polimero de vinilo

Also Published As

Publication number Publication date
DE69006783T2 (de) 1995-02-16
IL94719A (en) 1994-01-25
EP0404453A2 (de) 1990-12-27
JPH0363242A (ja) 1991-03-19
US5194528A (en) 1993-03-16
EP0404453A3 (de) 1991-10-16
EP0404453B1 (de) 1994-02-23
CA2016593A1 (en) 1990-12-20
IL94719A0 (en) 1991-04-15

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NOVACOR CHEMICALS (CANADA) LTD., SARNIA, ONTARIO,

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee