Laser imageable paper
US8637114B2 · kind B2 · utility
1Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2009 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Mar 28, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24802
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of manufacturing a paper substrate comprising a color former which is capable undergoing a light activated color change reaction, wherein the color former is applied to the paper substrate during the manufacture of said paper substrate, and the color former is a metal oxyanion or a molecular organic. A paper substrate obtainable by this method is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.