Chemical composition
US4098948A · kind A · utility
2Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1976 |
| Grant date | Jul 4, 1978 |
| Priority date | — |
| Expiry date | Dec 2, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31895
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An image producing system is provided which comprises paper impregnated or coated with a dispersion of a color former in a mixture of water and a water-miscible organic solvent for the color former; and a carrier material impregnated with a solution of an organic acid in a weakly volatile high boiling solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.