Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1983-06-24
1984-12-11
Poer, James
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 97, 106314, 106315, C04B 735
Patent
active
044876335
ABSTRACT:
A concrete composition is provided which has the property of being inseparable in water and no effect in delaying setting time or reducing strength. A polyacrylamide partial hydrolysate having a molecular weight of one million or higher and a hydrolysis degree of from 0.5 to 20% moles is present in an amount of 0.5 to 4% by weight based on the cement constituent proportion.
REFERENCES:
patent: 3868753 (1959-01-01), Morgan et al.
patent: 3937633 (1976-02-01), Knight et al.
patent: 4015991 (1977-04-01), Persinski et al.
Ito Koichi
Kaya Tadahiro
Kiya Soichi
Saito Toshio
Sakuta Masaharu
Poer James
Sankyo Chemical Industries Ltd.
Takenaka Doboku Co., Ltd.
Takenaka Komuten Co. Ltd.
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