Patent · US Expired

Colored polyurethanes

US6455611B1 · kind B1 · utility

11Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 2000
Grant dateSep 24, 2002
Priority date
Expiry dateSep 29, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G18/6692
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to polyurethanes, inks comprising polyurethanes and their use in ink jet printing where the polyurethane comprises a colored water-dissipatable polyurethane obtainable by chain-terminating a polyurethane prepolymer with a colorant.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.