Protected developing agents
US4560646A · kind A · utility
1Cited by
2References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 1984 |
| Grant date | Dec 24, 1985 |
| Priority date | — |
| Expiry date | Nov 21, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## wherein L is a direct bond or consists of a chain of carbon atoms or of a divalent ring system, R.sub.1 to R.sub.4 are hydrogen or alkyl, R.sub.5 or R.sub.6 are hydrogen, alkyl or aryl, or R.sub.5 together with R.sub.6 complete a ring system, and R.sub.7 is hydrogen or a group of the formula ##STR2## wherein L, R.sub.5 and R.sub.6 are as defined. These compounds are useful developing agents for activation processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.