Title:
PREPARATION OF TETRABROMOBISPHENOL-SULFONES
Document Type and Number:
Japanese Patent JPS5439044
Kind Code:
A
Abstract:
PURPOSE: To obtain title compounds useful as flame retardants having excellent compatibility with polyolefins or vinyl resins economically by bromination of bisphenolsulfones in the presence of at least one oxidizong agent selected from H2O2, Cl2, and NaClO.
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Inventors:
MATSUDA MORIYASU
MATSUMOTO TEIJIROU
NAKAJIYOU SADAYUKI
MORIMOTO YOSHIKUNI
MATSUMOTO TEIJIROU
NAKAJIYOU SADAYUKI
MORIMOTO YOSHIKUNI
Application Number:
JP10300277A
Publication Date:
March 24, 1979
Filing Date:
August 26, 1977
Export Citation:
Assignee:
SEITETSU KAGAKU CO LTD
International Classes:
C07C317/22; C07C67/00; C07C313/00; C07C315/04; (IPC1-7): C07C147/10
Domestic Patent References:
| JPS51138632A | 1976-11-30 |