Color effect materials and production thereof
US6821333B2 · kind B2 · utility
15Cited by
8References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2002 |
| Grant date | Nov 23, 2004 |
| Priority date | — |
| Expiry date | Dec 13, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2220/103
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A color effect material is described as composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a highly reflective layer which acts as a reflector to light directed thereon and a spacer pigment layer which is selectively transparent to light directed thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.