Carbon black preparation for use in mineral binder
US4006031A · kind A · utility
60Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 28, 1975 |
| Grant date | Feb 1, 1977 |
| Priority date | — |
| Expiry date | May 28, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B28/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Aqueous carbon black compositions are made containing fluorine containing wetting agents to increase the stability to weather. The carbon black compositions are useful in mineral binder systems, for example for concrete, slate, clear concrete, asbestos concrete and exterior plaster formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.