Hot melt ink compositions
US6027555A · kind A · utility
2Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 1999 |
| Grant date | Feb 22, 2000 |
| Priority date | — |
| Expiry date | May 7, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14322
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A ink composition comprised of (1) a liquid cyclic vehicle (2) a cyclic compound, (3) a liquid crystalline nitrile compound, (4) a lightfastness UV absorber, (5) a lightfastness antioxidant, and (6) a colorant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.