Extend Component Life with Anti-Wear Solutions

Introduction

In industries where machinery and equipment are pushed to their limits, wear and tear on critical components can lead to costly repairs, reduced efficiency, and shorter lifespans. Whether in the automotive, aerospace, or manufacturing sectors, finding effective methods to reduce surface wear is essential for improving performance and minimizing downtime. Our patented methods and compositions for reducing surface wear offer a groundbreaking solution, allowing companies to extend the life of their equipment, enhance performance, and reduce maintenance costs.

The Ongoing Challenge of Surface Wear

Surface wear is a persistent issue in industries that rely on mechanical systems and moving parts. Friction between surfaces leads to degradation over time, resulting in the need for frequent repairs or replacements. Traditional methods for reducing wear—such as using lubricants or modifying surface materials—offer some relief but often fall short of providing long-lasting solutions.

Without effective wear prevention, companies face high maintenance costs, operational delays, and decreased overall efficiency. The need for reliable, long-term wear reduction methods is critical for ensuring that machinery and systems continue to perform at their best.

Why Choose Anti-Wear Solutions?

Our anti-wear technology provides a powerful solution for industries looking to reduce surface friction and extend the lifespan of their components. By applying advanced compositions and methods to minimize wear, this technology ensures that surfaces in contact with each other experience less degradation over time. This leads to longer-lasting machinery, reduced maintenance requirements, and significant cost savings.

The versatility of this solution allows it to be used across a wide range of applications, from automotive engines and aerospace systems to industrial manufacturing equipment. Whether protecting gears, bearings, or other moving parts, the anti-wear composition ensures smooth operation and enhanced durability. By licensing this technology, companies can dramatically improve the performance and longevity of their critical systems.

Key Benefits

Reduced Wear: Minimizes surface degradation, extending component life.
Enhanced Durability: Improves the lifespan of machinery, reducing the need for frequent repairs.
Cost Savings: Lowers maintenance costs by reducing wear-related damage.
Broad Applications: Suitable for automotive, aerospace, and industrial equipment.

Unlock Greater Durability with Anti-Wear Solutions

Licensing this anti-wear technology provides companies with a powerful tool to protect their investments, extend equipment life, and improve operational efficiency. By reducing wear, businesses can minimize downtime, boost performance, and cut long-term maintenance costs.

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Abstract
Claims

A method for reducing wear between two surfaces in sliding contact with one another includes introducing nanoparticles between the two surfaces in an amount and having a composition that results in shear lines being generated within at least one agglomerated wear particle that is generated between the two surfaces as a result of the sliding contact, and subjecting the agglomerated wear particles to at least one load, using at least one of the two surfaces, such that the agglomerated wear particles disassemble along the shear lines into multiple smaller wear particles.

What is claimed is:

1. A method for reducing wear between two surfaces in at least one of sliding or rolling contact with one another, with relative motion between the two surfaces, said method comprising:

introducing nanoparticles between the two surfaces;

contacting the two surfaces for an amount of time that causes agglomerated wear particles to be generated between the two surfaces, wherein the agglomerated wear particles include materials from the two surfaces and the nanoparticle material embedded within the agglomerated wear particles, the nanoparticles introduced in an amount and having a composition that results in shear lines being generated within the agglomerated wear particles;

matching the nanoparticle composition with the materials from which the two surfaces are fabricated to produce a sufficient number of shear lines that extend through the embedded nanoparticles and through the agglomerated wear particles to induce disassembly of the agglomerated wear particles under load; and

subjecting the agglomerated wear particles to at least one load, using at least one of the two surfaces, such that the agglomerated wear particles disassemble along the shear lines into multiple smaller wear particles, and such that surfaces, defined on opposing sides of the shear lines, of the nanoparticles are exposed when the agglomerated wear particles disassemble along the shear lines.

2. The method according to claim 1 wherein introducing nanoparticles comprises at least one of:

introducing nanoparticles between the two surfaces via a lubricating fluid;

introducing nanoparticles between the two surfaces via a dry powder;

introducing nanoparticles between the two surfaces via a coating on one or more of the two surfaces; and

introducing nanoparticles between the two surfaces as a constituent of one of the two surfaces in sliding contact.

3. The method according to claim 1 wherein introducing nanoparticles between the two surfaces comprises introducing at least one of hexagonal boron nitride (hBN), molybdenum disulfide (MoS₂), and tungsten disulfide (WS₂) to a machining process.

4. The method according to claim 1 wherein introducing nanoparticles between the two surfaces comprises introducing between about 0.1 percent and about ten percent by weight of hexagonal boron nitride (hBN) to lubricating fluid utilized between two steel surfaces in sliding contact with one another.

5. The method according to claim 1 wherein introducing nanoparticles between the two surfaces comprises introducing between about 0.1 percent and about ten percent by weight of one of molybdenum disulfide (MoS₂) and tungsten disulfide (WS₂) to lubricating fluid utilized between a titanium surface and a steel surface in sliding contact with one another.

6. The method according to claim 1 wherein introducing nanoparticles between the two surfaces comprises embedding nanoparticles within at least one agglomerated wear particle.

7. The method according to claim 1 wherein introducing nanoparticles between the two surfaces comprises adding a specific nanoparticle, by weight percentage, to at least one of a lubricant and a machining fluid that is to be placed between the two surfaces.

8. The method according to claim 1 further comprising selecting a nanoparticle composition to reduce wear between the two surfaces, using a comparison of the costs of specific nanoparticles against an amount of wear reduction provided by the specific nanoparticles.

9. The method according to claim 1 further comprising selecting a nanoparticle composition to reduce wear between the two surfaces based on maintaining a usable working viscosity of a lubricating fluid utilized to introduce the nanoparticles to the area between the two surfaces.

10. The method according to claim 1 wherein introducing nanoparticles comprises dispersing nanoparticles within a lubricant using a sonication process.

11. A method for reducing wear of two surfaces in sliding contact with one another, said method comprising:

dispersing nanoparticles in a lubricating fluid using a sonication process that reduces an average particle size in the lubricating fluid;

destabilizing, using the nanoparticles dispersed in the lubricating fluid, the agglomerated wear particles, wherein the nanoparticles are introduced between the two surfaces in a composition such that shear lines are generated within the agglomerated wear particles, and such that the shear lines extend through the embedded nanoparticles and through the agglomerated wear particles; and

causing the destabilized, agglomerated wear particles to break down into smaller pieces along the shear lines into multiple, smaller wear particles by applying a pressure to the agglomerated wear particles, such that surfaces, defined on opposing sides of the shear lines, of the nanoparticles are exposed when the agglomerated wear particles disassemble along the shear lines.

12. The method according to claim 11 wherein destabilizing, using the nanoparticles dispersed in the lubricating fluid, wear particles that agglomerate between the two surfaces comprises introducing at least one of hexagonal boron nitride (hBN), molybdenum disulfide (MoS₂), and tungsten disulfide (WS₂) to a machining process.

13. The method according to claim 11 wherein destabilizing, using nanoparticles, wear particles that agglomerate between the two surfaces comprises embedding nanoparticles within agglomerated wear particles.

14. The method according to claim 11 wherein destabilizing, using nanoparticles, wear particles that agglomerate between the two surfaces comprises adding a specific nanoparticle, by weight percentage, to at least one of a lubricant and a machining fluid that is to be placed between the two surfaces.

15. The method according to claim 11 further comprising matching a nanoparticle composition with the materials from which the two surfaces are fabricated to produce a sufficient number of shear lines within the agglomerated wear particles to induce disassembly of the particles under load.

Title

Methods and compositions for reducing wear of surfaces in contact with one another

Inventor(s)

Mohsen Mosleh, John H. Belk

Assignee(s)

Howard University, Boeing Co

Patent #

9605228

Patent Date

March 28, 2017