Heat-sensitive recording material
US5079212A · kind A · utility
5Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 1990 |
| Grant date | Jan 7, 1992 |
| Priority date | — |
| Expiry date | Aug 20, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M2205/04
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a heat-sensitive recording material comprising: PA0 (a) a base sheet; PA0 (b) a heat-sensitive recording layer formed on the base sheet land comprising a colorless or pale-colored basic dye and a color developing material which develops a color on contact with the dye; and PA0 (c) a protective layer formed on the recording layer and comprising a binder and at least one metal salt selected from the group consisting of magnesium acetate, calcium acetate, aluminum acetate, magnesium formate, calcium formate and aluminum formate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.