Precipitated silica and process for its manufacture
US11958980B2 · kind B2 · utility
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3References
21Claims
0Family size
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Key dates
| Filing date | Dec 20, 2018 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Jan 3, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2201/006
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A chemically modified precipitated silica characterised by the presence of alkyl moieties chemically bound to the silica and a process for its manufacture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.