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Title:
GYPSUM BOARD HAVING ABSORPTION AND DESORPTION PROPERTIES OF MOISTURE
Document Type and Number:
Japanese Patent JP2002160961
Kind Code:
A
Abstract:

To provide a gypsum board having better absorption and desorption properties of moisture than the prior art gypsum board having the absorption and desorption properties of moisture, and having better strength than the conventional gypsum board, with a much lower cost than the prior art.

This gypsum board having the absorption and desorption properties of moisture is characterized by containing calcium silicate hydrate powders of 85-400 mass parts against gypsum of 100 mass parts.


Inventors:
MIDORIKAWA ICHIRO
ITO YASUYUKI
Application Number:
JP2000359436A
Publication Date:
June 04, 2002
Filing Date:
November 27, 2000
Export Citation:
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Assignee:
ASAHI KASEI CORP
International Classes:
E04B1/64; C04B14/04; C04B18/16; C04B28/14; (IPC1-7): C04B28/14; C04B14/04; C04B18/16; E04B1/64
Domestic Patent References:
JP2001270766A2001-10-02
JPS51123222A1976-10-27
JPS58181750A1983-10-24
JP2000063162A2000-02-29
JPH0812408A1996-01-16
JPH0290919A1990-03-30
JPS62176949A1987-08-03



 
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