Title:
MOLDED INORGANIC PLATE AND PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/1991/011406
Kind Code:
A1
Abstract:
A molded inorganic plate having good dimensional stability and sound and heat insulating properties, which is composed of two surface layers each comprising a hardened mixture of 30 to 60 wt % of cement, 30 to 60 wt % of siliceous substance, 0 to 15 wt % of perlite and 5 to 25 wt % of flake and/or wood flour, and a porous core layer comprising a hardened mixture of 30 to 60 wt % of cement, 30 to 60 wt % of siliceous substance, 0 to 15 wt % of perlite and 5 to 25 wt % of wooden fiber bundles.
Inventors:
NAGATOMI WAKATSU (JP)
TAKAI KAZUHIKO (JP)
TAKAI KAZUHIKO (JP)
Application Number:
PCT/JP1991/000071
Publication Date:
August 08, 1991
Filing Date:
January 23, 1991
Export Citation:
Assignee:
NICHIHA KK (JP)
International Classes:
C04B14/06; B28B1/16; B32B5/18; B32B13/02; C04B14/18; C04B16/02; C04B16/08; C04B18/26; C04B22/14; C04B28/02; C04B28/04; E04C2/04; (IPC1-7): B28B1/16; B32B13/02; C04B32/02
Foreign References:
| JPS60155449A | 1985-08-15 | |||
| JPS4975678A | 1974-07-22 |
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