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US 12,624,215 B2Granted
Cationic dyes and uses thereof
AssigneeEver Dye
InventorsAmira Erokh, Cleverton Pirih, Elsa Tufenkjian
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Abstract
The present invention relates to new nanocellulose-based cationic dyes, to a process for their synthesis, and to their use in processes for dyeing fibers, such as textile fibers.
Claims16
A cationic dye comprising:
- nanocellulose,
- at least one cationic moiety covalently linked to the nanocellulose, and
- at least one colored moiety linked to the nanocellulose,
- wherein the colored moiety is iron oxide.
1 more element
Dependencies are inferred from the claim text.