Finishes containing light interference pigments
US5871827A · kind A · utility
41Cited by
26References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 1997 |
| Grant date | Feb 16, 1999 |
| Priority date | — |
| Expiry date | Jun 18, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This application discloses two-coat and three-coat automotive finishes, articles coated by an automotive finish and a process for their preparation wherein polychromism is achieved in the finish by incorporating an opaque, light interference pigment into the topcoat or a midcoat. The invention further relates to a coating composition which contains an opaque interference pigment at a pigment to binder ratio of less than 7/100.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.