Poly(Allyl Glycidyl Ether) Redox Polymer for Biosensor Electron Transfer
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Solution Overview
Problem
Existing oxidation-reduction polymers for electrochemical sensors, such as those used in continuous glucose monitoring systems, face challenges including complex synthesis steps, low immobilization efficiency of transition metal complexes, and difficulty in introducing functional groups, which affect their performance and toxicity profiles.
Innovation Solution
A poly(allyl glycidyl ether)-based oxidation-reduction polymer is developed, allowing for simpler synthesis, higher transition metal complex immobilization efficiency, and easier introduction of functional groups, using anionic polymerization and click chemistry to create a versatile electron transport medium for electrochemical biosensors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If heterocyclic polymers (PVP or PVI) are used as polymer backbone to prevent toxicity, then safety is improved, but synthesis complexity increases and immobilization efficiency decreases
Solution Approach 1:
The patent changes the chemical structure parameter of the polymer backbone from heterocyclic (PVP/PVI) to poly(allyl glycidyl ether) with epoxide groups, maintaining safety while simplifying synthesis and improving immobilization efficiency through the reactive epoxide functionality
Solution Approach 2:
The patent creates a composite system by combining poly(allyl glycidyl ether) polymer backbone with transition metal complexes, where the epoxide groups provide both structural integrity and enhanced binding capability for the metal complexes, achieving multiple benefits simultaneously
2Object-affected harmful factors
If heterocyclic polymers (PVP or PVI) are used as polymer backbone, then toxicity is reduced, but immobilization efficiency of transition metal complex decreases
Solution Approach 1:
The patent modifies the functional group parameter of the polymer backbone by introducing epoxide groups in poly(allyl glycidyl ether), which provide reactive sites for strong coordination with transition metal complexes, thereby enhancing immobilization efficiency while maintaining biocompatibility
Solution Approach 2:
The epoxide groups act as intermediary functional groups that facilitate strong interaction between the polymer backbone and transition metal complexes, serving as a bridge that enhances immobilization efficiency without compromising safety
3Ease of manufacture
If conventional polymers are used, then synthesis is complex, but functional group introduction is difficult
Solution Approach 1:
The patent designs poly(allyl glycidyl ether) with epoxide groups that serve multiple functions: simplifying synthesis through straightforward polymerization while simultaneously providing reactive sites for introducing various functional groups and transition metal complexes, achieving both ease of manufacture and versatility
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 poly(allyl glycidyl ether)-based polymer simplifies the synthesis process, enhances transition metal complex immobilization, reduces toxicity risks, and facilitates the introduction of functional groups, resulting in improved performance and versatility for electrochemical biosensors like blood glucose sensors.
Implementation Method 1
an oxidation-reduction polymer which can be used in a poly(allyl glycidyl ether)-based electrochemical sensor comprising a repeating unit derived from allyl glycidyl ether
Data Source
AI summary
The present disclosure relates to an oxidation-reduction polymer which can be used in an electrochemical sensor, and particularly, in a polymer backbone of an electron transfer medium of the electrochemical sensor. More specifically, the present disclosure relates to: an oxidation-reduction polymer which can be used in a poly (allyl glycidyl ether)-based electrochemical sensor including a repeating unit derived from allyl glycidyl ether; and an electron transfer medium and an electrochemical sensor including same, wherein the oxidation-reduction polymer is advantageous in confirming the completion of reaction during manufacture, has high immobilization efficiency of the transition metal complex, has low possibility of having problems of toxicity and side effects, and can add various functions.