Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing
Patent
1975-07-24
1977-05-03
Poer, J.
Compositions: coating or plastic
Coating or plastic compositions
Proteinaceous material containing
106314, C04B 1114
Patent
active
040212599
ABSTRACT:
A gypsum composition obtained by molding and drying an aqueous slurry comprising calcined gypsum, polyvinyl alcohol, and at least one metal compound. The composition has high surface hardness and high water resistance.
REFERENCES:
patent: 3284227 (1966-11-01), Gerton
Aotani Seiji
Harada Kunihiro
Itabashi Akio
Komatsu Koei
Japan Synthetic Rubber Co. Ltd.
Poer J.
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