C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 14/04 (2006.01) B05B 3/02 (2006.01) B05B 3/08 (2006.01) C04B 14/30 (2006.01) C04B 18/08 (2006.01) C04B 22/06 (2006.01) C04B 28/02 (2006.01) E04C 2/06 (2006.01) E04F 13/02 (2006.01) E04F 15/12 (2006.01) B05B 13/02 (2006.01)
Patent
CA 2439508
An additive for a cementitious slurry comprising fly ash having a predominant particle size of up to 10 microns, and/or aluminous material having a predominant particle size of up to 150 Microns. The additive acts as a water reduction agent and can replace either wholly or partially a conventional plasticiser.
L'invention concerne un additif pour boue à base de ciment comprenant des cendres volantes dont la dimension de particule prédominante peut atteindre 10 microns, et/ou un matériau alumineux dont la dimension de particule prédominante peut atteindre 150 microns. Cet additif agit en tant qu'agent de réduction d'eau et peut remplacer, entièrement ou partiellement, un plastifiant classique.
Naji Basil
O'chee Milton
Blake Cassels & Graydon Llp
James Hardie Research Pty Limited
James Hardie Technology Limited
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