Composite pigment composition containing silica
US6866711B2 · kind B2 · utility
3Cited by
21References
21Claims
0Family size
Inventors
Key dates
| Filing date | Jan 17, 2003 |
| Grant date | Mar 15, 2005 |
| Priority date | — |
| Expiry date | Aug 12, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composite pigment is provided with the composite pigment including a dense inorganic material and silica. The pigment composition is characterized by a CTAB surface area of greater than about 20 m2/g; a BET surface area of greater than about 15 m2/g; and a density of greater than about 2.5 g/cm3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.