High early strength cement

Details High early strength cement High early strength cement

1975-08-08

1976-12-14

McCarthy, Helen M.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 90, 106104, 106109, 106 98, 106110, C04B 702, C04B 732, C04B 1100

Patent

active

039973530

ABSTRACT:
A high early strength cement composition is disclosed which is capable of providing sufficient compressive strength within 2 to 24 hours to enable one to use it in highway or airport runway patching. The cement also exhibits satisfactory ultimate strength, that is, strength after 28 or more days of curing. The high early strength cement comprises a mixture of portland cement, calcium aluminate, and calcium sulfate in certain specified proportions.

REFERENCES:
patent: 3251701 (1966-05-01), Klein
patent: 3645750 (1972-02-01), Sadran
patent: 3782984 (1974-01-01), Allemand
patent: 3860433 (1975-01-01), Ost et al.
patent: 3861929 (1975-01-01), Deets et al.

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