Thermal ink-jet exhibiting reduced kogation
US5389132A · kind A · utility
34Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 2, 1994 |
| Grant date | Feb 14, 1995 |
| Priority date | — |
| Expiry date | Feb 2, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition for use as an ink in thermal ink-jet printers comprising water, a compatible colorant, and certain 2-substituted 1,3-propanediols as humectants, the compositions providing a substantially kogation-free ink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.