Thermal imaging ribbon including a partially crystalline polymer
US4687360A · kind A · utility
5Cited by
13References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1986 |
| Grant date | Aug 18, 1987 |
| Priority date | — |
| Expiry date | Jan 15, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/913
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermal transfer ribbon comprising a substrate and an ink layer is disclosed. The ink layer comprises a partially crystalline polymer which becomes soft at a time when the crystalline portion begins to melt, the polymer derived from an acid containing at least one carboxylic acid moiety.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.