BE905039A - Procede de valorisation sous forme de produits perbromes de produits sous-bromes obtenus en solutions. - Google Patents

Procede de valorisation sous forme de produits perbromes de produits sous-bromes obtenus en solutions.

Info

Publication number
BE905039A
BE905039A BE0/216867A BE216867A BE905039A BE 905039 A BE905039 A BE 905039A BE 0/216867 A BE0/216867 A BE 0/216867A BE 216867 A BE216867 A BE 216867A BE 905039 A BE905039 A BE 905039A
Authority
BE
Belgium
Prior art keywords
products
perbromous
bromised
valuation
sub
Prior art date
Application number
BE0/216867A
Other languages
English (en)
Original Assignee
Atochem
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 Atochem filed Critical Atochem
Publication of BE905039A publication Critical patent/BE905039A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Procédé consistant à effectuer une bromation complémentaire dans un solvant organique qui est de préférence le bromure de méthylène et en présence d'un catalyseur de bromation qui est un halogénure d'aluminium choisi entre le bromure d'aluminium. Ce procédé permet la transformation des produits sous-bromés en produits perbromés.
BE0/216867A 1985-07-03 1986-07-02 Procede de valorisation sous forme de produits perbromes de produits sous-bromes obtenus en solutions. BE905039A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8510162A FR2584394B1 (fr) 1985-07-03 1985-07-03 Procede de valorisation sous-forme de produits perbromes de produits sous-bromes obtenus en solutions

Publications (1)

Publication Number Publication Date
BE905039A true BE905039A (fr) 1987-01-02

Family

ID=9320928

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/216867A BE905039A (fr) 1985-07-03 1986-07-02 Procede de valorisation sous forme de produits perbromes de produits sous-bromes obtenus en solutions.

Country Status (10)

Country Link
JP (1) JPS6210035A (fr)
BE (1) BE905039A (fr)
CH (1) CH666677A5 (fr)
DE (1) DE3622235A1 (fr)
ES (1) ES2000304A6 (fr)
FR (1) FR2584394B1 (fr)
GB (1) GB2177399B (fr)
IL (1) IL79285A0 (fr)
IT (1) IT1190141B (fr)
NL (1) NL8601648A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL80390A (en) * 1986-10-22 1992-06-21 Bromine Compounds Ltd Process for the preparation of decabromodiphenyl ether
IL80391A (en) * 1986-10-22 1992-03-29 Bromine Compounds Ltd Process for the preparation of decabromodiphenyl ether with improved thermal stability
US20080058558A1 (en) * 2006-08-29 2008-03-06 Albemarle Corporation Preparation of decabromodiphenyl oxide
WO2008027778A1 (fr) * 2006-08-29 2008-03-06 Albemarle Corporation Préparation d'oxyde de décabromodiphényle à titre élevé

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763248A (en) * 1971-03-02 1973-10-02 Ethyl Corp Process for production of poly brominated aromatics
US3833674A (en) * 1972-08-24 1974-09-03 Ethyl Corp Recovery of brominated biphenyl
JPS5239638A (en) * 1975-08-25 1977-03-28 Toyo Soda Mfg Co Ltd Process for preparation of decabromobiphenylether
GB1472383A (en) * 1976-01-23 1977-05-04 Isc Chem Ltd Bromination of diphenyl oxide
DD137803A3 (de) * 1976-12-13 1979-09-26 Hans Baltz Verfahren zur herstellung von hexabrombenzol
DD128749A1 (de) * 1976-12-13 1977-12-07 Wolfgang Baumann Verfahren zur herstellung von hexabrombenzol
US4521633A (en) * 1983-05-19 1985-06-04 The Dow Chemical Company Bromination process

Also Published As

Publication number Publication date
GB2177399B (en) 1989-07-19
DE3622235A1 (de) 1987-01-15
GB2177399A (en) 1987-01-21
FR2584394A1 (fr) 1987-01-09
JPS6210035A (ja) 1987-01-19
ES2000304A6 (es) 1988-02-16
NL8601648A (nl) 1987-02-02
IT1190141B (it) 1988-02-10
IL79285A0 (en) 1986-09-30
DE3622235C2 (fr) 1989-10-19
FR2584394B1 (fr) 1987-09-25
IT8620961A0 (it) 1986-06-27
GB8616122D0 (en) 1986-08-06
IT8620961A1 (it) 1987-12-27
CH666677A5 (fr) 1988-08-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ATOCHEM S.A.

Effective date: 19900731