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US 8,492,319 B2Granted
Nanoparticle compositions and methods for making and using the same
OwnerAjay P. Malshe, Arpana Vermainventors
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Abstract
A composition that includes solid lubricant nanoparticles and an organic medium is disclosed. Also disclosed are nanoparticles that include layered materials. A method of producing a nanoparticle by milling layered materials is provided. Also disclosed is a method of making a lubricant, the method including milling layered materials to form nanoparticles and incorporating the nanoparticles into a base to form a lubricant.
Claims29
A method of making a solid lubricant nanoparticle composition comprising:
- (a) dry milling a solid lubricant until the dry milled solid lubricant comprises nanoparticles having an average particle dimension of less than or equal to about 500 nm;
- (b) then wet milling the nanoparticles in an organic medium until at least a portion of the nanoparticles have an open-ended architecture and the organic medium is intercalated in the nanoparticles.
A solid lubricant nanoparticle composition comprising:
- a plurality of nanoparticles having an open-ended architecture;
- and
- an organic medium intercalated in the nanoparticles;
- and
- wherein at least a portion of the nanoparticles have an average particle dimension of less than or equal to about 500 nm.
2 more elements
A method comprising:
- lubricating an object with a nanoparticle composition, the nanoparticle composition comprising:
- a plurality of nanoparticles having an open-ended architecture;
- and
- an organic medium intercalated in the nanoparticles;
- wherein at least a portion of the nanoparticles have an average particle dimension of less than or equal to about 500 nm.
2 more elements
A method comprising:
- delivering an agent with a nanoparticle composition, the nanoparticle composition comprising:
- a plurality of nanoparticles having an open-ended architecture;
- and
- an organic medium intercalated in the nanoparticles;
- and
- the agent;
- wherein at least a portion of the nanoparticles have an average particle dimension of less than or equal to about 500 nm.
4 more elements
Dependencies are inferred from the claim text.