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US 9,868,920 B2Granted
Nanoparticle compositions and greaseless coatings for equipment
OwnerAjay P. Malsheinventor
Life of this patent
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Abstract
Nanoparticle compositions and greaseless coatings are disclosed, including, for example, a greaseless lubricant nanoparticle coating on drill pipe threads. The lubricant coating may be multifunctional, including, for example, anti-corrosives. The coating may be a spray, or otherwise.
Claims22
A lubricant nanoparticle coating composition comprising a multifunctional additive macromolecule comprising:
- a plurality of lubricant 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;
- and
- wherein the coating composition is greaseless.
3 more elements
A lubricant nanoparticle coating comprising a multifunctional additive macromolecule comprising:
- a plurality of lubricant 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;
- and
- wherein the coating is a greaseless coating in contact with at least a portion of a surface of an object.
3 more elements
A method comprising:
- applying a greaseless coating to at least a portion of a surface of an object, the coating comprising a multifunctional additive macromolecule comprising:
- a plurality of lubricant 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.
3 more elements
A method comprising:
- applying a coating composition to at least a portion of a surface of an object, the coating composition comprising a multifunctional additive macromolecule comprising:
- a plurality of lubricant 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;
- and
- wherein the coating composition is greaseless.
4 more elements
Dependencies are inferred from the claim text.