Calcium aluminate cement
US9193626B2 · kind B2 · utility
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4References
21Claims
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Key dates
| Filing date | May 15, 2014 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | May 15, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a white calcium aluminate cement containing at least 90% by weight of monocalcium aluminate, an A/C value in the range of 1.75 to 2.0, a fineness according to Blaine in the range of 3500 to 6000 cm2/g, a slope n in the range of 1.1 to 1.5 and a location parameter x′ of 8-20 μm in an RRSB particle size grid according to DIN 66145 as well as its use in formulations of the construction chemical industry and the refractory industry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.