Bio-Based Friction-Reducing Additive Composition for Filter Compatibility
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Solution Overview
Problem
Existing friction reducing additives used in lubricants and fuels often contain metals, sulfur, and phosphorus, which can clog exhaust gas filters and reduce the efficiency of emission treatment systems, and lack high bio-renewability, stability, and solubility, leading to suboptimal friction reduction performance.
Innovation Solution
A mixture of organic compounds, including amides, esters of carboxylic acids, and oxazoline, derived from renewable sources, which are free of metals, sulfur, and phosphorus, and are formulated through a condensation reaction to enhance solubility and stability, providing improved friction reduction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If friction reducing additives containing metals, sulfur, and phosphorus are used, then friction reduction performance is achieved, but exhaust gas filters become clogged and emission treatment system efficiency decreases
Solution Approach 1:
The invention extracts and removes harmful elements (metals, sulfur, and phosphorus) from friction reducing additives, creating a formulation that achieves friction reduction without contaminating exhaust gas treatment systems. The additive is derived exclusively from renewable organic sources such as fatty acids and alkanolamines, ensuring absence of harmful substances while maintaining effectiveness.
Solution Approach 2:
The invention changes the chemical composition parameters of friction reducing additives by using bio-based organic compounds instead of traditional metal-containing formulations. Specifically, it employs amides, esters, and oxazolines derived from renewable sources, transforming the additive's chemical properties to eliminate harmful elements while preserving friction reduction capability.
2Loss of energy
If traditional friction reducing additives are used, then friction reduction is achieved, but bio-renewability and stability are insufficient
Solution Approach 1:
The invention changes the origin and composition parameters of friction reducing additives by using exclusively bio-renewable sources. The additive is synthesized from fatty acids and alkanolamines of vegetable or animal origin through condensation reactions, achieving high bio-renewability content while improving stability through controlled chemical synthesis and formulation.
Solution Approach 2:
The invention creates a composite friction reducing additive consisting of multiple organic compounds (amides, esters, and oxazolines) derived from renewable sources. This composite formulation combines different bio-based components to achieve synergistic effects, improving both friction reduction performance and long-term stability in lubricating compositions.
3Loss of energy
If friction reducing additives are used, then friction is reduced, but solubility and stability in lubricants and fuels are insufficient
Solution Approach 1:
The invention changes the molecular structure and chemical properties of friction reducing additives to improve solubility and stability. By using organic compounds with appropriate molecular weights and functional groups (amides, esters, oxazolines) derived from fatty acids and alkanolamines, the additive achieves better compatibility and solubility in various lubricating compositions and fuels while maintaining long-term stability.
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 additive mixture exhibits enhanced solubility and stability in lubricants and fuels, effectively reducing friction and maintaining performance over time, while being compatible with modern exhaust gas treatment devices, thus improving energy efficiency and reducing emissions.
Implementation Method 1
The friction, responsible for these reductions in energy efficiency, originates in the parts of the engine affected in different operating conditions of load, speed and temperature
Data Source
AI summary
A friction reducing additive is described formed by a mixture that is obtainable by autocatalytic condensation reaction of fatty acids with alkanolamines. The mixture includes an amide, one or more esters of carboxylic acids, and an oxazoline in an amount greater than 7% by weight with respect to the total weight of the mixture, wherein the additive may be used both in lubricants and in fuels.