| 摘要 |
<p>A cementitious composition is provided which contains between 25 % to 90 % plastics particles (102) and has no conventional rock aggregate present. A heterogeneous population of plastics particles (102) may be present and the particles are preferably obtained from wastestream plastics materials. Articles (101) made form the cementitious composition are lightweight and may be utilised in building-related industries.</p> |
