Flow properties of dry cementitious materials
US6478869B2 · kind B2 · utility
121Cited by
50References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2001 |
| Grant date | Nov 12, 2002 |
| Priority date | — |
| Expiry date | Mar 23, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Methods of improving the flow properties of one or more dry particulate cementitious materials are provided. The methods are basically comprised of dry-blending a particulate flow enhancing additive comprised of a particulate solid adsorbent material having a flow inducing polar molecule producing chemical adsorbed thereon with said cementitious materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.