| 发明名称 | Admixture and method for freeze-thaw damage resistance and scaling damage resistance of cementitious compositions | ||
| 摘要 | A freeze-thaw damage resistance and scaling damage resistance admixture for a cementitious composition including an aqueous slurry comprising a water insoluble superabsorbent polymer and expandable polymeric microspheres. A method for preparing a freeze-thaw damage resistant and scaling damage resistant cementitious composition including forming a mixture of a hydraulic cement and an admixture including an aqueous slurry of a water insoluble superabsorbent polymer and expanded polymeric microspheres. | ||
| 申请公布号 | US9365453(B2) | 申请公布日期 | 2016.06.14 |
| 申请号 | US201313835467 | 申请日期 | 2013.03.15 |
| 申请人 | Construction Research & Technology GmbH | 发明人 | Ong Frank Shaode;Smith James C.;Fete Raymond;Paponetti Rick |
| 分类号 | C04B16/08;C04B28/02;C04B38/08;C04B40/00;C08L101/14;A61L15/60;C04B38/10;C04B111/20 | 主分类号 | C04B16/08 |
| 代理机构 | Curatolo Sidoti Co., LPA | 代理人 | Curatolo Sidoti Co., LPA ;Curatolo Joseph G.;Cortese Vincent A. |
| 主权项 | 1. A method for preparing a freeze-thaw damage resistant and/or scaling damage resistant cementitious composition comprising forming a mixture of a hydraulic cement and an admixture comprising an aqueous slurry of a water insoluble superabsorbent polymer and expanded polymeric microspheres, wherein the expanded polymeric microspheres have an average diameter of from about 24 μm to about 900 μm. | ||
| 地址 | Trostberg DE | ||