Structural building unit and method of making the same

Details Structural building unit and method of making the same Structural building unit and method of making the same

1994-11-28

1996-01-09

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106679, 106681, 106705, 106706, 106711, 106697, 106719, 106724, 106737, 106DIG1, 106DIG4, 106823, 52DIG9, C04B 1602, C04B 1608, C04B 3800

Patent

active

054825504

ABSTRACT:
The present application is directed to a structural building unit formed from a set solid mixture consisting essentially of about 30% to about 75% by weight portland cement, about 1% to about 25% by weight percent ground expanded cellular polystyrene, about 1% to about 35% by weight ground cellulosic fiber, about 2% to about 15% by weight fly ash, about 1% to about 10% by weight silica fume, about 1% to about 15% by weight bentonite, about 25% to about 50% by weight water, about 0% to about 3% by weight air entrainer, about 0% to about 10% by weight paraffin wax emulsion and about 0% to about 15% by weight rubber emulsion.

REFERENCES:
patent: 3963506 (1976-06-01), Shutt et al.
patent: 4047962 (1977-09-01), Copeland
patent: 4588443 (1986-05-01), Bache
patent: 4905439 (1990-03-01), Filteau
patent: 5108679 (1992-04-01), Rirsch et al.
Kosmatka et al., "Design & Control of Concrete Mixtures", Thirteenth edition, PCA, 1988, p. 64.

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