Renewable Silane Coupling Agents for Filler Adhesion and Coating
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Solution Overview
Problem
There is a need for renewable silane coupling agents that can easily vary the functionality of the non-silane end of the compound to enhance the performance of reinforced articles, as existing agents fail to provide ideal coating and result in reduced performance characteristics.
Innovation Solution
Development of novel silane coupling agents derived from renewable sources, built from difunctional building blocks that are easy to modify at the non-silane end of the compound, forming compounds with specific structures and functionalities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing silane coupling agents are used, then the manufacturing process is simple, but the coating performance and adhesion to fill materials are insufficient
Solution Approach 1:
The silane coupling agent is divided into distinct functional segments: a silane group for inorganic material bonding, an intermediate chain containing oxygen and nitrogen atoms, and terminal functional groups for organic polymer bonding. This segmentation allows each part to perform its specific function optimally, improving coating performance through better interfacial adhesion between fill materials and polymer matrices.
Solution Approach 2:
The patent modifies the chemical parameters of the silane coupling agent by incorporating specific heteroatoms (oxygen and nitrogen) in the intermediate chain and using particular terminal functional groups. These parameter changes enhance the chemical reactivity and bonding capability, resulting in improved adhesion strength and coating performance while maintaining a manageable molecular structure.
2Reliability
If silane coupling agents with modified functionality are developed, then the adhesion and compatibility improve, but the manufacturing complexity increases
Solution Approach 1:
The silane coupling agent design incorporates multiple functional groups that can interact with different materials (inorganic fillers, organic polymers, and intermediate layers). This multi-functionality allows a single compound to provide comprehensive adhesion promotion across various material interfaces, improving reliability without requiring multiple different coupling agents, thus balancing manufacturing complexity.
3Adaptability or versatility
If renewable sources are used for silane coupling agents, then environmental sustainability improves, but the manufacturing precision and consistency may be affected
Solution Approach 1:
The patent employs controlled chemical reactions with specific parameters (temperature, pressure, catalysts, reaction time) to convert renewable feedstocks into consistent silane coupling agents. By precisely controlling these reaction parameters, the manufacturing process achieves high compound consistency and purity from renewable sources, resolving the contradiction between sustainability and manufacturing precision.
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 novel silane coupling agents improve the coating of matrix reinforcement materials, enhancing the performance of reinforced articles by providing better adhesion and compatibility with various fill materials.
Implementation Method 1
The interface comprises one or more silane compounds according to any of the aforementioned aspects or embodiments disclosed herein
Data Source
AI summary
Silane compounds derived from medium-chain fatty acids are generally disclosed herein. Methods of using such compounds, for example, as compatibilizing agents, are also disclosed herein, as well as methods of making such compounds, for example, from medium-chain fatty acids derived from natural oils.