C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/50, 261/57
C04B 24/12 (2006.01) C04B 24/02 (2006.01) C04B 24/16 (2006.01) C04B 24/32 (2006.01) C04B 28/02 (2006.01) C04B 40/00 (2006.01)
Patent
CA 2287664
A masonry concrete, for use in making segmental retaining wall units, payers, blocks, and the like, having zero slump and incorporating betaine for improving freeze-thaw durability, and optionally efflorescent control agents and/or water reducer agents. Exemplary admixtures and methods of improving the freezethaw durability of masonry units are also disclosed.
Hazrati Kati
Kerkar Awdhoot V.
Walloch Craig T.
Smart & Biggar
W.r. Grace & Co.,-Conn.
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