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US 2003/0150363 A1Published application
Gypsum-based building material
AssigneeKawasaki Kasei Chemicals Ltd.
InventorsYoshiaki Ishibashi, Itaru Yokoyama, Masanobu Seki
Life of this patent
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Abstract
A gypsum-based building material comprising gypsum as the main material and an anthraquinone compound incorporated.
Claims6
A gypsum-based building material comprising gypsum as the main material and an anthraquinone compound incorporated.
Dependencies are inferred from the claim text.