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US 8,013,034 B2Granted
Stable offset emulsion inks containing water tolerant emulsion stabilizer
AssigneeSun Chemical Corporation
InventorsNobuo Harui, Hideo Ishii
Life of this patent
Estimating the term…
Abstract
A printing ink is disclosed containing: an emulsion stabilizer having a water tolerance value of between more than about 1.0 and equal or less than about 11.0 and water as a dispersed phase, wherein said emulsion stabilizer stabilizes the water to form a stabilized emulsion printing ink.
Claims15
A printing ink comprising:
- (a) an emulsion stabilizer having a water tolerance value of between more than about 1.0 and equal or less than about 11.0, said emulsion stabilizer present in the printing ink from about 1 to 3% by weight;
- (b) water as a dispersed phase, wherein said emulsion stabilizer stabilizes the water to form a stabilized emulsion printing ink;
- (c) a water soluble polymer, and
- (d) a VOC content of less than about 35% by weight.
1 more element
An emulsion heatset printing ink comprising;
- (a) a VOC content of less than about 35% by weight;
- (b) water from about 5 to 50% by weight of the ink;
- (c) a water soluble polymer, and
- (d) an emulsion stabilizer having a water tolerance value of between more than about 1.0 and equal or less than about 11.0, said emulsion stabilizer present in the printing ink from about 1 to 3% by weight of the ink, wherein said ink does not contain a latex polymer.
1 more element
Dependencies are inferred from the claim text.