Laser-markable compositions
US8105506B2 · kind B2 · utility
2Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2004 |
| Grant date | Jan 31, 2012 |
| Priority date | — |
| Expiry date | Jul 27, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M5/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A laser-markable composition comprises a pigment, a solvent and a conductive polymer that absorbs IR radiation. This can be used to mark a substrate, using a low-energy laser.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.