Heat transfer printing sheet
US4650494A · kind A · utility
18Cited by
0References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1984 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | Nov 5, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31895
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A heat tranfer printing sheet comprises a substrate sheet and a heat transfer printing layer superposed thereon. The heat transfer printing layer includes a polyvinyl butyral resin having specific characteristics as a binder resin and a dye which is to be transferred to a heat transferable sheet upon being heated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.