High strength cured cement article and process for manufacturing

Details High strength cured cement article and process for manufacturing High strength cured cement article and process for manufacturing

1988-02-17

1990-07-03

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 2, 106692, 106727, C04B 2424, C04B 4162

Patent

active

049391917

ABSTRACT:
A cured cement article containing therein an organic polymer treated with an isocyanate compound has a high flexural strength and high water resistance. The cured cement can be prepared by impregnating a cured cement article containing therein a water-soluble polymer or a water-dispersible polymer with an isocyanate compound.

REFERENCES:
patent: 4127548 (1978-11-01), Alexander
patent: 4189415 (1980-02-01), Eck et al.

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