Novel glycolic acid esters and amides of bis(p-disubstitutedaminophenyl)carbinol
US4403792A · kind A · utility
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2References
6Claims
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Key dates
| Filing date | Mar 26, 1982 |
| Grant date | Sep 13, 1983 |
| Priority date | — |
| Expiry date | Mar 26, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M5/1366
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Glyolic acid esters and amides of bis(p-disubstitutedaminophenyl)carbinols are disclosed as color formers for use in transfer sets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.