Precipitated calcium carbonate particles and use thereof
US10040694B2 · kind B2 · utility
0Cited by
9References
14Claims
0Family size
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Key dates
| Filing date | Oct 4, 2012 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Jan 12, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Use, as an opacifier, of precipitated calcium carbonate particles at least partially in the form of nano fibers or nanochain like agglomerates constituted by at least two interconnected primary particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.