Title:
難燃剤として有用な臭素含有重合体の調製
Document Type and Number:
Japanese Patent JP6534730
Kind Code:
B2
Abstract:
The invention relates to a process for preparing bromine-containing polymer, comprising a Friedel-Crafts alkylation reaction of tetrabromoxylylene dihalide, or tetrabromoxylylene dihalide in combination with pentabromobenzyl halide, with a reactant having one or more six-membered aromatic rings, wherein the reaction takes place in a solvent in the presence of a Friedel-Crafts catalyst, and isolating from the reaction mixture the bromine-containing polymer. The so-formed polymers and their use as flame retardants form additional aspects of the invention.
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Inventors:
Germont, mark
Yuzefovich, Michael
Piotrovsky, Andrew
Joffe, David
Rime Rime
Hirsch Zone, Yannives
Yuzefovich, Michael
Piotrovsky, Andrew
Joffe, David
Rime Rime
Hirsch Zone, Yannives
Application Number:
JP2017500347A
Publication Date:
June 26, 2019
Filing Date:
July 07, 2015
Export Citation:
Assignee:
Blomin Compounds Limited
International Classes:
C09K21/14; C08G61/12
Domestic Patent References:
| JP1131167A | ||||
| JP63048327A | ||||
| JP6025393A | ||||
| JP2001517256A | ||||
| JP2004238501A |
Attorney, Agent or Firm:
Maeda/Suzuki International Patent Corporation