Photo-sensitive composition for dry formation of image
US4251622A · kind A · utility
61Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 1978 |
| Grant date | Feb 17, 1981 |
| Priority date | — |
| Expiry date | Mar 1, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F3/10
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A photo-sensitive composition for dry formation of image comprising a dyestuff having a photo-fading property, a ketonic sensitizing agent and a high molecular polymer as a binding agent, which can provide a visible image by the irradiation of light and maintain the image without any fixing treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.