Lubricating Compositions with Sub-Micronized Boron Nitride
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Traditional lubricant compositions using solid lubricant additives face issues with fallout, limited filterability, and appearance clarity, particularly under extreme temperature and pressure conditions, leading to suboptimal performance and consumer acceptance.
Innovation Solution
Formulating lubricant compositions with sub-micronized boron nitride and transition metal lubricants, such as tungsten disulfide and molybdenum disulfide, which form friction- and wear-reducing ceramic coatings in liquid form, eliminating fallout and enhancing clarity and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If solid lubricant additives are used in traditional lubricant compositions, then lubrication performance under extreme pressure conditions is improved, but fallout and sedimentation occur leading to reduced clarity and stability
Solution Approach 1:
The patent applies parameter changes by transitioning from solid lubricant particles to liquid lubricant compounds, fundamentally changing the physical state parameter. This transformation eliminates the fallout and sedimentation issues inherent to solid particles while maintaining lubrication effectiveness through liquid-phase active ingredients that remain dissolved or dispersed in the base oil.
Solution Approach 2:
The invention creates a composite lubricant composition combining multiple liquid lubricant compounds (such as organometallic compounds, sulfurized lubricants, and phosphorus-containing compounds) with the base oil. This composite approach provides synergistic effects where the combination of liquid compounds delivers superior extreme pressure protection without the drawbacks of solid additives.
2Reliability
If solid lubricant particles are dispersed in lubricant composition, then extreme pressure protection is enhanced, but filterability is limited due to particle accumulation
Solution Approach 1:
The patent employs liquid-phase lubricant compounds that function similarly to hydraulic fluids, remaining in solution rather than as suspended particles. This liquid-state approach eliminates filtration issues because the lubricant compounds are molecularly dissolved or finely dispersed, allowing standard filtration systems to operate effectively without clogging from particle accumulation.
3Reliability
If solid lubricant compounds are used, then friction reduction under high load is improved, but appearance clarity deteriorates due to suspended particles
Solution Approach 1:
The patent fundamentally changes the physical state parameter from solid to liquid, transforming the lubricant from a suspension of particles to a clear liquid solution. This parameter change maintains the friction-reducing properties through the chemical action of liquid lubricant compounds while eliminating light scattering and appearance degradation caused by suspended solid particles.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The compositions provide enhanced lubricity and anti-wear properties under extreme conditions without surface welding, maintaining clarity and stability, thus improving performance and appearance.
Implementation Method 1
form friction- and wear-reducing ceramic coatings in liquid form
Implementation Method 2
provide enhanced lubricity and anti-wear properties under extreme conditions
Data Source
AI summary
A liquid composition for providing enhanced lubrication and wear protection, particularly under high-performance and/or extreme-pressure conditions. The composition comprises components that are either solubilized, liquified, or sub-micronized, and are formulated to result in a stable, color-tunable composition that can be stored or implemented over extended periods of time without separation of solid components from the liquid. A composition can either be a lubricant in which the solubilized, liquified, or sub-micronized components are comprised within a base oil, or an additive composition in which the components are formulated to be later added to a base oil. Suitable base oils are industrial, automotive, or open gear oils such as those used in the oil and gas industry, sugar mills, or in rock crushers; rock drill, pneumatic, and air tool oils; anti-seize compounds; cutting, gun, engine, air compressor, or bearing oils; slideway lubricants; and oven, kiln, foundry, metalworking, metalforming, or aerospace lubricants.