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Title:
POROUS FILM AND SHEET MATERIAL OF ALKYL VINYL ETHER/MALEIC ANHYDRIDE COPOLYMER AND DEODORANT COMPOSITION COMPOSED OF THE SAME
Document Type and Number:
Japanese Patent JP2006152164
Kind Code:
A
Abstract:

To provide a porous film and a sheet material of an alkyl vinyl ether/maleic anhydride copolymer in which the average pore diameter and porosity are suitably set.

The film and sheet material are composed of the alkyl vinyl ether/maleic anhydride copolymer having 0.5-20 μm average pore diameter and 50-80% porosity according to a dry phase inversion method. Furthermore, the ratio of the thickness (T) of the film and sheet material to the average pore diameter (d) thereof is preferably ≥1 to ≤5. The material formed on a substrate composed of a fibrous material, paper, a nonwoven fabric, a granular material, a woven fabric, a filamentary material or a porous material is suitable as a deodorant/moisture absorbent composition. Furthermore, sanitary goods, anti-perspiration pads, diapers, caring articles and sanitary articles comprising the material as a part of formations are obtained.


Inventors:
OMURA MASAYA
Application Number:
JP2004346635A
Publication Date:
June 15, 2006
Filing Date:
November 30, 2004
Export Citation:
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Assignee:
DAICEL CHEM
International Classes:
C08J9/28; A61F5/44; A61L9/01; A61L15/00; B01J20/26; A41B9/12; A61F13/15; A61F13/472; A61F13/49; C08L35/08