Thermal transfer imaging using sulfonylaminoanthraquinone dyes
US5061678A · kind A · utility
7Cited by
3References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1990 |
| Grant date | Oct 29, 1991 |
| Priority date | — |
| Expiry date | Oct 31, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Alkylsulfonylamino- and arylsulfonylaminoanthraquinone dyes are useful for thermal dye transfer imaging, when employed in dye donor sheets. These dyes give images having excellent light and heat fastness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.