High strength, abrasion resistant veneer plaster

Details High strength, abrasion resistant veneer plaster High strength, abrasion resistant veneer plaster

1994-04-28

1995-12-05

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106772, 106784, 106785, 106788, C04B 1100

Patent

active

054725003

ABSTRACT:
A veneer plaster having strengths of substantially greater than 3,000 psi, abrasion resistance of penetrations less than 0.04 inch with 1,000 cycles of a five-pound brush using a 3M Granule Embedding Testing Machine, made from about 1,800 pounds of calcium sulfate beta hemihydrate, 200 pounds of fine silica sand, and about 4 pounds of a fine, white powder dispersant typified by a melamine-formaldehyde-sodium bisulfite polymer.

REFERENCES:
patent: 3582376 (1971-06-01), Ames
patent: 3661829 (1972-05-01), Aignesberger et al.
patent: 3852081 (1974-12-01), Lehman
patent: 3972723 (1976-08-01), Balle et al.
patent: 4075374 (1978-02-01), Jorgenson
patent: 4159912 (1979-07-01), Jorgenson
patent: 5171366 (1992-12-01), Richards et al.
Three-Page Product Brochure of U.S. Gypsum Co.--Titled Imperial Plastics--Undated.
Product Bulletin of SKW Chemicals--Titled Melment--Undated.
Product Bulletin of Grain Processing Corp.--Titled: Water Lock A-100 Series--Undated.
Product Bulletin of GAF Chemicals Corp.--Titled Gantrez S-97 BF--Feb. 11, 1991.

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