C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 83/04 (2006.01) C04B 24/24 (2006.01) C04B 24/42 (2006.01) C04B 28/14 (2006.01) C04B 41/49 (2006.01) C04B 41/64 (2006.01)
Patent
CA 2054138
A method of rendering masonry architectural building materials water repellent by incorporating into the masonry architectural building material an additive which is a mixture of (i) a water soluble silane coupling agent and (ii) an emulsion which includes water, at least one surfactant and a siloxane fluid. The siloxane fluid is one of linear methylhydrogen siloxane polymers, linear methylhydrogen-methylalkyl siloxane copolymers, methyl- hydrogen cyclosiloxane polymers or methylhydrogen-methylalkyl cyclogiloxane copolymers. An inorganic porous mineral substrate including the mixture is also disclosed.
Cooper Ian V.
Dow Corning Corporation
Gowling Lafleur Henderson Llp
LandOfFree
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