Title:
METHOD FOR DEBROMINATING PLASTIC CONTAINING BROMINE COMPOUND
Document Type and Number:
Japanese Patent JP2005350591
Kind Code:
A
Abstract:
To provide a means for efficiently removing a brome compound from a plastic containing a bromine compound as a flame retardant, especially a styrene-based plastic.
The method for debrominating a plastic containing a bromine compound comprises (1) a process for heating and melting the plastic containing the bromine compound, (2) a process for bringing the molten plastic containing the bromine compound into contact with water vapor in the presence of a hydrogenating agent to debrominate the plastic and (3) a process for recovering the debrominated plastic.
Inventors:
SAKATA YUSAKU
OWADA YUTAKA
KOGIN TAKASHI
OWADA YUTAKA
KOGIN TAKASHI
Application Number:
JP2004173822A
Publication Date:
December 22, 2005
Filing Date:
June 11, 2004
Export Citation:
Assignee:
DAI ICHI HIGH FREQUENCY CO LTD
SAKATA YUSAKU
SAKATA YUSAKU
International Classes:
C08J11/02; (IPC1-7): C08J11/02
Attorney, Agent or Firm:
Kenichi Nomura
Setuko Mayama
Setuko Mayama