C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/49, 400/5935
C04B 7/02 (2006.01) C04B 28/04 (2006.01)
Patent
CA 1038892
ABSTRACT OF THE DISCLOSURE A construction composition developed to provide a material of construction which can be utilized to build essentially all types of structures, including houses, office buildings, and the like, which composition is capable of being wet mixed and subsequently molded into convenient and useful shapes, is described. The composition in question comprises the following ingredients: (2) gypsum; (2) an expanded material such as for example vermiculite; (3) cement; and (4) polypropylene fiberglass or sisal fibers; and may additionally include (5) limestone dust or fly ash; and (6) wood fibers. If desired, there may also be included (7) an alkali metal halide or alkaline earth metal halide to induce rapid setting of the composition, or (8) an alkali metal salt of an organic acid such as sodium oitrate, where it is desired to retard setting of the composition. The above ingredients are employed in the following proportions, by volume: Gypsum: from about 15% to about 40%; Component (2): from about 9% to about 29%; Cement: from about 15% to about 40%; Component (4): from about 1% to about 2%; Component (5) (if present): from about 5% to about 10%; Component (6) (if present): about 8%; to about 28%; Component (7) (if present): about 1%; and Component (8) (if present): about 1%. The aforesaid composition has great strength, excellent shrink resistance properties, is highly shock resistant, provides good insulation for structures, and is adapted for use with suitable molds to form the entire wall structure of a house or other building in a single pouring.
206741
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