Lead chromate pigment with improved thermal stability
US4017328A · kind A · utility
4Cited by
7References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 24, 1975 |
| Grant date | Apr 12, 1977 |
| Priority date | — |
| Expiry date | Mar 24, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/60
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Lead chromate pigment treated with from 0.2 to 1% of silica. The silica-treated lead chromate pigments, when coated with dense, amorphous silica, are particularly useful for coloring high temperature molding plastics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.