Thermal transfer recording sheet
US11097566B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2019 |
| Grant date | Aug 24, 2021 |
| Priority date | — |
| Expiry date | Feb 4, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M2205/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An object of the present invention is to provide a thermal transfer recording sheet that provides an image that is excellent in light fastness and has a satisfactory imbalance. The present invention relates to a thermal transfer recording sheet including a substrate and dye layers (a yellow dye layer, a magenta dye layer, and a cyan dye layer), in which one or more kinds of the dye layers each contain one or more kinds of specific compounds. The present invention also relates to a thermal transfer recording sheet including a substrate, dye layers, and a protective layer for protecting the surface of an image, in which the protective layer contains one or more kinds of specific compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.