C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
117/221
C04B 41/28 (1980.01)
Patent
CA 1103111
ABSTRACT OF THE DISCLOSURE A method for preventing surface cracking of a portland cement mortar or concrete containing a film- -forming polymeric modifier, comprising applying onto a fresh, non-cured mortar or concrete surface a sub- stantially continuous coating comprising from 0.06 to 1 lb/yd2 of a material selected from polyglycerine, glycerine or mixtures thereof.
303331
Cooper Ronald H.
Moon Tag Y.
Smart & Biggar
The Dow Chemical Company
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