Process of producing a colored area of desired depth in an anodized layer of metal article
US6821305B2 · kind B2 · utility
29Cited by
5References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 1, 2003 |
| Grant date | Nov 23, 2004 |
| Priority date | — |
| Expiry date | Jun 11, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249955
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process of coloring an anodized layer on a metal article comprising laser marking an area to be colored to a desired depth and applying a polymerizable ink to color the area to the desired depth. The ink may optionally include a volatile aqueous or non-aqueous solvent, a curing catalyst and various performance enhancing additives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.