Back to results
US 12,735,594 B2Granted
Printing ink
AssigneeFujifilm Speciality Ink Systems Limited
InventorsGemma Osborne, Emma Porter, Seán Slater
Life of this patent
Estimating the term…
Abstract
The present invention provides an inkjet ink comprising: a radiation-curable material; 4-hydroxy-2,2,6,6-tetramethylpiperidin-1-oxyl; and one or more photoinitiators selected from ethyl (2,4,6-trimethylbenzoyl) phenyl phosphinate, ethyl(3-benzoyl-2,4,6-trimethylbenzoyl)(phenyl) phosphinate, a polymeric phosphine oxide photoinitiator and mixtures thereof. The present invention also provides a method of inkjet printing using the inkjet ink.
Claims14
An inkjet ink comprising:
- a radiation-curable material, wherein the radiation-curable material comprises polyethylene glycol (600) diacrylate;
- 4-hydroxy-2,2,6,6-tetramethylpiperidin-1-oxyl;
- and one or more photoinitiators selected from ethyl (2,4,6-trimethylbenzoyl) phenyl phosphinate, ethyl(3-benzoyl-2,4,6-trimethylbenzoyl)(phenyl) phosphinate, a polymeric phosphine oxide photoinitiator and mixtures thereof, wherein the polymeric phosphine oxide photoinitiator is
Dependencies are inferred from the claim text.