Admixture for nonplastic cement mixes and method

Details Admixture for nonplastic cement mixes and method Admixture for nonplastic cement mixes and method

1983-11-16

1984-12-18

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 92, 106314, C04B 735, C04B 7352

Patent

active

044889100

ABSTRACT:
A hydraulic cement mix including hydraulic cement, aggregate, sufficient water to effect hydraulic setting of the cement, and an admixture comprising a mixture selected from an olefin sulfonate, an alkylarylsulfonate, an alkyloamide, an ethoxylated fatty amine, an alkanolamine, and a hydrolyzed starch having a dextrose equivalent value in the range of commercial corn syrups, the admixture being present in an amount sufficient to increase the compressive strength of nonplastic cementitious mixes such as those used in making masonry units, pipe and the like. Generally, the additive is present in an amount between 0.005 and 0.5 weight percent based on weight of cement.

REFERENCES:
patent: 3090692 (1963-05-01), Kelly et al.
patent: 3885985 (1975-05-01), Serafin et al.
patent: 4210456 (1980-07-01), Miller
patent: 4224076 (1980-09-01), Moitra et al.
patent: 4286992 (1981-09-01), Galer et al.

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