A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention provides a concrete expansive agent. The concrete expansive agent is composed of limestone, magnesite, gypsum, iron residues and disperse ash. The invention simultaneously provides a preparation method of the concrete expansive agent. The preparation method comprises the steps of preparing raw materials, roasting clean coal, quenching, grinding, selecting and packaging. The concrete expansive agent prepared by the invention has high expansion rate, anti-weathering ability of clinkers and anti-crack and anti-penetration capability.
The invention provides a concrete expansive agent. The concrete expansive agent is composed of limestone, magnesite, gypsum, iron residues and disperse ash. The invention simultaneously provides a preparation method of the concrete expansive agent. The preparation method comprises the steps of preparing raw materials, roasting clean coal, quenching, grinding, selecting and packaging. The concrete expansive agent prepared by the invention has high expansion rate, anti-weathering ability of clinkers and anti-crack and anti-penetration capability.
Expansive type concrete waterproof agent and preparation method thereof
| European Patent Office | 2015