Thermally-transferable fluorescent diphenyl ethylenes
US4871714A · kind A · utility
16Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1988 |
| Grant date | Oct 3, 1989 |
| Priority date | — |
| Expiry date | Aug 31, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A donor element for thermal transfer comprising a support having on one side thereof a fluorescent material dispersed in a polymeric binder, and on the other side thereof a slipping layer comprising a lubricant, the fluorescent material comprising a diphenyl ethylene having the formula: ##STR1## wherein: n is 1 to 6, with the proviso that when n is 1, at least one of the phenyl rings must be substituted with a conjugated moiety.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.