Lightweight cementitious composite material

   
   

A lightweight cementitious composite material includes expanded synthetic polymer particulate having a particle size of between 0.0625 and 0.5 inches. A dispersant coating on said particulate suppresses electrostatic attraction between particulate particles. A matrix surrounds the particulate and is present from 0.25 to 1 pound per gallon of dispersant coated particulate.

Un materiale composito cementizio leggero include il polimero sintetico espanso polverizzato avendo una dimensione delle particelle tra compreso 0.0625 e 0.5 pollici. Un disperdente che ricopre sulla particella detta sopprime l'attrazione elettrostatica fra le particelle polverizzate. Una tabella circonda la particella ed รจ presente da 0.25 a 1 libbra per il gallone della particella ricoperta disperdente.

 
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