Polycarbonate ribbon for non-impact printing
US4103066A · kind A · utility
31Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 1977 |
| Grant date | Jul 25, 1978 |
| Priority date | — |
| Expiry date | Oct 17, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31507
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention is concerned with a ribbon for non-impact printing. The ribbon comprises a transfer coating and a substrate which is a polycarbonate resin containing from about 15% to about 40% by weight of electrically conductive carbon black.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.