| 摘要 |
<p>A dry cast article and method for making the same, wherein the dry cast article includes an oligomeric dispersant that is a reaction product of two or three moieties is provided. To make a dry cast article, hydraulic cement, water, coarse aggregate, fine aggregate, optionally a surface active agent/air entraining agent, and an oligomeric dispersant are mixed and used to form a dry cast article from the mixture.</p> |
| 申请人 |
CONSTRUCTION RESEARCH & TECHNOLOGY GMBH |
发明人 |
VICKERS, THOMAS, M.;PACKE-WIRTH, RAINER;PORSCH, MICHAEL;SHENDY, SAMY, M.;BROWER, LYNN, E.;PICKETT, JOHN;LU, RUNHAI;DANKO, FRANK;BURY, JEFFREY, R. |
