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Title:
TEREPHTHALIC ACID COMPONENT
Document Type and Number:
Japanese Patent JP2002167354
Kind Code:
A
Abstract:

To make it possible to distinguish terephthalic acid recovered from polyester from virgin terephthalic acid newly produced.

A discrimination of terephthalic acid recovered from polyester from virgin terephthalic acid newly produced from paraxylene, is made possible by adding and dispersing uniformly an inorganic compound as a discriminating compound.


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Inventors:
MIZUNO KAZUMASA
ISHIHARA KENICHI
NAKAJIMA MINORU
SATO KAZUHIRO
Application Number:
JP2000364639A
Publication Date:
June 11, 2002
Filing Date:
November 30, 2000
Export Citation:
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Assignee:
TEIJIN LTD
International Classes:
G01N31/00; C07C51/64; C07C63/26; G01N33/44; (IPC1-7): C07C63/26; C07C51/64; G01N31/00; G01N33/44
Attorney, Agent or Firm:
Maeda Junhiro



 
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