フミン酸の改質による吸水性材料の製造方法

Title:

フミン酸の改質による吸水性材料の製造方法

Document Type and Number:

Japanese Patent JP3612659

Kind Code:

B2

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Inventors:

Makoto Yamamoto
Satoshi Nakazawa
Nobuo Takamiya
Tatsuaki Yamaguchi

Application Number:

JP13154997A

Publication Date:

January 19, 2005

Filing Date:

April 16, 1997

Export Citation:

Assignee:

Tokyo

International Classes:

B01J20/24; C07G99/00; C08F251/00; C09K3/00; (IPC1-7): C07G17/00; B01J20/24; C08F251/00; C09K3/00

Domestic Patent References:

JP324179A
JP4943395B2

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