Calcium sulfate crystals and methods for making the same
US10280288B2 · kind B2 · utility
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19References
24Claims
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Key dates
| Filing date | Dec 5, 2014 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Jul 20, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/298
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A composition of matter is provided, including anhydrite calcium sulfate whiskers having a mean aspect ratio of at least 30. Another composition of matter is provided, including alpha-derived anhydrite calcium sulfate whiskers. Yet another composition of matter is provided, including fine alpha particle-derived anhydrite calcium sulfate whiskers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.