Patent · US Expired

Hot melt ink compositions

US5958119A · kind A · utility

15Cited by
18References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1997
Grant dateSep 28, 1999
Priority date
Expiry dateSep 23, 2017

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.