Material for making identification cards
US5407893A · kind A · utility
142Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1993 |
| Grant date | Apr 18, 1995 |
| Priority date | — |
| Expiry date | Aug 19, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31797
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ID card material comprises a thermal transfer image-receiving layer, and provided thereon, a substrate layer and a writing layer in this order, the substrate layer comprising a biaxially oriented polyester film layer having a thickness of 300 to 500 .mu.m and a resin layer having a thickness of 30 to 500 .mu.m selected from the group consisting of a polyolefin layer, a polyvinyl chloride type resin film layer and an ABS resin film layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.