High solids and low viscous aqueous slurries of calcium carbonate-comprising materials with improved rheological stability under increased temperature
US9376542B2 · kind B2 · utility
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44Claims
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Key dates
| Filing date | Jul 10, 2013 |
| Grant date | Jun 28, 2016 |
| Priority date | — |
| Expiry date | Jul 10, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/265
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention concerns aqueous slurries with improved rheo logical stability under increased temperature. The slurries comprise a calcium carbonate containing material and at least one comb polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.