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US 2022/0025200 A1Published application
Ink comprising silver nanoparticles
AssigneeGenes'ink SA
InventorsStephanie LIMAGE, Corinne VERSINI, Louis-Dominique KAUFFMANN, Rita FADDOUL
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Abstract
The present invention relates to ink formulations based on silver nanoparticles. In particular, the present invention relates to ink formulations based on silver nanoparticles, said inks being stable, with improved conductivity and particularly suitable for the field of contactless inkjet printing.
Claims16
An ink composition comprising
- 1. one compound “a” consisting of silver nanoparticles,
- 2. one compound “e” consisting of a mixture of solvents, and
- 3. one compound “W” consisting of water,
- wherein
- A. compound “a” constitutes at least 10% by weight of the ink composition,
- B. compound “e” constitutes at least 55% by weight of the ink composition and consists of
- B.1. at least one aliphatic monohydric alcohol, and
- B.2. at least one terpenic alcohol, and
- B.3. at least one polyol and/or one polyol derivative, and
- C. compound “W” constitutes at least 2.5% by weight of the ink composition, and
- D. the sum of compounds “a”, “e” and “W” constitutes at least 80% by weight of the ink composition.
8 more elements
Dependencies are inferred from the claim text.