Process of making finely divided opaque particles
US6462128B1 · kind B1 · utility
10Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2000 |
| Grant date | Oct 8, 2002 |
| Priority date | — |
| Expiry date | Aug 6, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B69/102
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A new pigment for making colored finely divided particles on aminoformaldehyde resin allows to produce particles of substantially uniform particle size and spherical or irregular shape having excellent dispersibility and superior opacity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.