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US 7,048,771 B2Granted
Dyeing textiles using nanoparticles
AssigneeUniversity of California
InventorsGang Sun, Dapeng Li
Life of this patent
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Abstract
The present invention employs the use of nanotechnology to textile coloration. The textiles so produced have good fastness and greatly reduce environmental concerns. The present invention provides nanoparticle processed textiles, formulations and methods for producing them.
Claims12
A nanoparticle processed textile and polymer system, said nanoparticle processed textile and polymer system comprising:
- a textile material having an embedded nanoparticle by diffusion, wherein said embedded nanoparticle is distributed in a gradually diluted pattern, having a higher density at or near the surface of said textile and polymer system and gradually decreasing density toward the core;
- and
- wherein said nanoparticle is carbon-black.
Dependencies are inferred from the claim text.