Photosensitive compositions
US4271251A · kind A · utility
18Cited by
11References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1979 |
| Grant date | Jun 2, 1981 |
| Priority date | — |
| Expiry date | Oct 19, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/111
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A stabilized photosensitive composition comprising a leuco dye, a photooxidizing agent, and further a 2,4-dihydroxybenzaldoxime which is suitable for use in lithography, photoresists, etc., for obtaining visible contrast between the exposed and unexposed areas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.