Modified Rubber Compositions with Steroid Modifiers
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Solution Overview
Problem
Current tire rubber formulations face a compromise between improving traction and wear resistance, as softer rubbers enhance traction but reduce wear resistance, and harder rubbers improve wear resistance but diminish traction.
Innovation Solution
Incorporating a rubber composition that includes an elastomer component modified with steroids or peptides, such as cholesterol derivatives, which are added during a multi-stage mixing process to enhance both traction and wear resistance properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If softer rubber is employed to improve traction, then traction is enhanced, but wear resistance deteriorates
Solution Approach 1:
The patent modifies the rubber composition by incorporating specific additives and compounds that change the physical and chemical parameters of the rubber material, enabling it to achieve both high traction and wear resistance simultaneously through compositional modification rather than simply adjusting hardness
Solution Approach 2:
The invention creates a composite rubber formulation by combining elastomer components with specific modifiers and additives, resulting in a multi-component system that delivers both improved traction and wear resistance properties that cannot be achieved with single-component rubber formulations
2Strength
If harder rubber is employed to improve wear resistance, then wear resistance is enhanced, but traction deteriorates
Solution Approach 1:
The patent employs parameter changes by modifying the rubber composition with specific compounds that alter the material's surface properties and molecular structure, allowing the rubber to maintain hardness for wear resistance while preserving or enhancing traction through compositional changes
Solution Approach 2:
The invention uses composite material principles by formulating a multi-component rubber system where the interaction between elastomer components and modifiers creates a material that simultaneously achieves high wear resistance and maintained traction performance
Data Source
AI summary
Modified rubber compositions containing an elastomer component and a modifier comprising a steroid and/or a peptide and methods of their production. Such modified rubber compositions can have improved properties and can be useful in making various articles of manufacture, such as, for example, in the manufacture of tires.