Strength enhancing admixture for concrete compositions

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106315, C04B 735

Patent

active

043187447

ABSTRACT:
An admixture for Portland cement compositions and particularly Portland cement concrete compositions which contain pozzolans such as fly ash and blast furnace slag is described which is a mixture containing at least three specified chemical ingredients. The admixture improves the strength and other properties of the compositions.

REFERENCES:
patent: 3090692 (1963-05-01), Kelly et al.
patent: 3432317 (1969-03-01), Kelly et al.
patent: 3619221 (1971-11-01), Kossivas
patent: 3782991 (1974-01-01), Burge
patent: 3801338 (1974-04-01), Whitaker
patent: 4054462 (1977-10-01), Stude
patent: 4092109 (1978-05-01), Rosenberg et al.
patent: 4116706 (1978-09-01), Previte
patent: 4210457 (1980-07-01), Dodson
Letter of V. H. Dodson, Sep. 25, 1980, Entitled: "Early Field Testing Of Fly Ash Concrete Admixture".
Abstract, German Pat. No. 2,740,114, 9/7/76.

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