Concrete surface retarders
US7037367B2 · kind B2 · utility
8Cited by
16References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2003 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Apr 20, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B41/72
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Surface retarder compositions of the invention comprise at least one surface retarder active suspended in a vegatable oil or derivative thereof, an animal oil or derivative thereof, or mixtures thereof. Methods involving use of the compositions are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.