Compositions: coating or plastic – Materials or ingredients – Additive materials for inorganic cements which contain a...
Patent
1992-07-28
1994-03-15
Bell, Mark L.
Compositions: coating or plastic
Materials or ingredients
Additive materials for inorganic cements which contain a...
106822, 106823, 524650, C04B 2408
Patent
active
052942562
ABSTRACT:
The present invention provides additives for hydraulic cement compositions, particularly masonry cements, which improve the water-repellancy, workability, and board life of said compositions. The additives of the invention comprise a water-insoluble, water-repelling acid, a set retarding composition, an emulsifier, and a polymer selected from the group consisting of polyvinyl alcohol, polyvinyl acetate, hydroxypropyl substituted polysaccharides, and mixtures thereof.
REFERENCES:
patent: 2243501 (1941-05-01), Daimler et al.
patent: 2434695 (1948-01-01), Helms
patent: 2491487 (1948-12-01), Faulwetter
patent: 2576955 (1951-12-01), Ludwig
patent: 2990382 (1961-06-01), Wagner et al.
patent: 3486916 (1969-12-01), Cordon
patent: 3486960 (1969-12-01), Fitzgerald et al.
patent: 3645763 (1972-02-01), Ronzio et al.
patent: 3826663 (1974-07-01), Minicozzi
patent: 3850651 (1974-11-01), Duncan et al.
patent: 3865601 (1975-02-01), Serafin et al.
patent: 3885985 (1975-05-01), Serafin et al.
patent: 3936811 (1976-02-01), Kirst et al.
patent: 4021257 (1977-03-01), Bernett
patent: 4021259 (1977-05-01), Komatsu et al.
patent: 4064062 (1978-01-01), Burge
patent: 4375987 (1983-03-01), Lange et al.
patent: 4410366 (1983-10-01), Berchall et al.
patent: 4434257 (1984-02-01), Narisawa et al.
"Methocel Cellulose Ethers in Masonry Cements and Mortars", Dow Chemical, Date Unknown.
"Staley.RTM. Developmental Product C3-440 Water Soluble Polymer", A. E. Staley Mfg. Co., Date Unknown.
Ferraris Chiara F.
Gaidis James M.
Gartner Ellis M.
Weigand Willis A.
Baker William L.
Bell Mark L.
Marcantoni Paul
Triano, III Nicholas P.
W. R. Grace & Co.,-Conn.
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