Thermosensitive recording material having recording layer containing fluorescent dye composition
US4950638A · kind A · utility
55Cited by
2References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 1987 |
| Grant date | Aug 21, 1990 |
| Priority date | — |
| Expiry date | Oct 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/913
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermosensitive recording material is disclosed, which comprises a support, and a thermosensitive recording layer formed on one side of the support, the thermosensitive recording layer comprising (i) a thermosensitive coloring layer comprising a thermosensitive coloring system capable of producing a color upon application of heat thereto, and (ii) a colored layer comprising a colored fluorescent dye composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.