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US 9,499,766 B2Granted
Nanoparticle compositions and methods for making and using the same
OwnerAjay P. Malshe, Arpana Vermainventors
Life of this patent
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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.
Claims217
A composition comprising:
- a plurality of nanoparticles having an average particle dimension of less than or equal to about 500 nm and an open architecture;
- and
- an organic medium bonded to the nanoparticles, wherein the bonds comprise a bond type selected from the group consisting of a complex bond, an alloy bond, and a chemical bond, and wherein the nanoparticles are intercalated with the organic medium.
A method of making a nanoparticle composition comprising:
- (a) dry milling a solid lubricant until the dry milled solid lubricant comprises nanoparticles having an average particle dimension less than or equal to about 500 nm;
- and
- (b) then wet milling the nanoparticles in an organic medium until at least a portion of the nanoparticles have an open architecture and comprise the organic medium bonded to the nanoparticles, wherein the bonds comprise a bond type selected from the group consisting of a complex bond, an alloy bond, and a chemical bond, and wherein the nanoparticles are wet milled until at least a portion of the nanoparticles are intercalated with the organic medium.
A method comprising:
- lubricating an object with a nanoparticle composition, the nanoparticle composition comprising:
- a plurality of nanoparticles having an average particle dimension of less than or equal to about 500 nm and an open architecture;
- and
- an organic medium bonded to the nanoparticles, wherein the bonds comprise a bond type selected from the group consisting of a complex bond, an alloy bond, and a chemical bond, and wherein the nanoparticles are intercalated with the organic medium.
1 more element
A method comprising:
- coating an object with a nanoparticle composition, the nanoparticle composition comprising:
- a plurality of nanoparticles having an average particle dimension of less than or equal to about 500 nm and an open architecture;
- and
- an organic medium bonded to the nanoparticles, wherein the bonds comprise a bond type selected from the group consisting of a complex bond, an alloy bond, and a chemical bond, and wherein the nanoparticles are intercalated with the organic medium.
1 more element
A method comprising:
- delivering an agent to an object with a nanoparticle composition, the nanoparticle composition comprising:
- the agent;
- a plurality of nanoparticles having an average particle dimension of less than or equal to about 500 nm and an open architecture;
- and
- an organic medium bonded to the nanoparticles, wherein the bonds comprise a bond type selected from the group consisting of a complex bond, an alloy bond, and a chemical bond, and wherein the nanoparticles are intercalated with the organic medium.
2 more elements
Dependencies are inferred from the claim text.