CHELATE-FORMING FIBER, PROCESS FOR PREPARING THE SAME, AND USE THEREOF

Title:

CHELATE-FORMING FIBER, PROCESS FOR PREPARING THE SAME, AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/1998/042910

Kind Code:

A1

Abstract:

A chelate-forming fiber which has in its molecule an amino group and a group having at least two hydroxyl groups bonded to carbon (preferably a group represented by formula (1)), possesses an excellent capability of scavenging metalloid elements including boron and germanium and compounds thereof, can be easily incinerated, and can be prepared in a simple and safe manner at a low cost; a process for preparing the same; and a method for scavenging metalloid elements or compounds thereof with the chelate-forming fiber, wherein G represents a sugar alcohol residue or a polyhydric alcohol residue; and R represents a hydrogen atom, a (lower) alkyl group or -G (wherein G is as defined above and may be a group identical with or different from the above G).

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Inventors:

NANBU NOBUYOSHI (JP)
ITO OSAMU (JP)
MIHARA MITSUTAKE (JP)
NAKATSUKA KOUJIROU (JP)

Application Number:

PCT/JP1998/001076

Publication Date:

October 01, 1998

Filing Date:

March 12, 1998

Export Citation:

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Assignee:

CHELEST CORP (JP)
CHUBU CHELEST CO LTD (JP)
OSHITARI KENKYU SHO KK (JP)
NANBU NOBUYOSHI (JP)
ITO OSAMU (JP)
MIHARA MITSUTAKE (JP)
NAKATSUKA KOUJIROU (JP)

International Classes:

B01J45/00; D06M13/148; (IPC1-7): D06M13/368; B01J20/26; B01J45/00

Foreign References:

JPH03215533A	1991-09-20
JPH0364577A	1991-03-19

Other References: