C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/50
C04B 14/20 (2006.01) C04B 16/06 (2006.01)
Patent
CA 1225105
Abstract A cementitious mixture including water-repellent vermiculite, polypropylene fibers and cement. A preferred embodiment utili- zes: asphalt-coated, expanded vermiculite; collated, fibrillated polypropylene fibers; and non-shrinking Portland cement. Test data indicates a greatly increased compressive strength compared to previously known vermiculite insulating concretes. A pre- fabricated building panel utilizing the mixture of the present invention, and a method of manufacture thereof, are also disclosed. Calculated R values indicate good thermal insulating characteristics.
490705
Barrett Dave D. Jr.
Ridout & Maybee Llp
LandOfFree
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