Flaky pigment
US5336309A · kind A · utility
9Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 1993 |
| Grant date | Aug 9, 1994 |
| Priority date | — |
| Expiry date | Feb 5, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2200/507
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides a flaky pigment comprising particles of a flaky substrate and particles of a pigment or dye, whereby said flaky pigment is in the form of an ordered mixture. The invention also involves preparation of the pigment by a process comprising subjecting said substrate and said pigment or dye to high speed stirring in the absence of a liquid medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.