Bio-Nylon Fiber Composition for Stable Antioxidant Dyeing
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Solution Overview
Problem
Existing methods for incorporating antioxidant active components from plant extracts into nylon fibers face issues of poor binding performance, stability loss during acidic dyeing, uneven dyeing, and reduced wash resistance, affecting the functional properties of the fibers.
Innovation Solution
A method involving the preparation of Buckwheat and Yucca smalliana fern extracts, a porous base carrier, amination and modification treatments, and a functional masterbatch process to enhance the binding and stability of antioxidant active components in nylon fibers, ensuring uniform dyeing and improved wash resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If plant extracts are used to modify nylon fibers for antioxidant functionality, then antioxidant performance is improved, but binding performance between antioxidant active components and nylon fibers deteriorates
Solution Approach 1:
The patent introduces a carrier as an intermediary substance to bridge the plant extract and nylon fiber. The carrier absorbs the plant extract first, then the loaded carrier is combined with nylon fiber through masterbatch compounding. This intermediary approach solves the poor direct binding between plant extracts and nylon fibers while maintaining antioxidant performance.
Solution Approach 2:
The patent creates a composite structure consisting of three components: plant extract (antioxidant active components), carrier (absorbing material), and nylon fiber. This composite material system allows each component to perform its optimal function - the plant extract provides antioxidant activity, the carrier ensures stable loading and release, and the nylon fiber provides structural support and durability.
2Manufacturing precision
If nylon fibers are dyed in acidic environment (pH 4-5) to achieve ideal dyeing effect, then dyeing quality is improved, but stability of antioxidant active components deteriorates
Solution Approach 1:
The patent performs preliminary action by pre-loading the plant extract onto the carrier before the dyeing process. The carrier is prepared in advance to absorb and protect the antioxidant active components, creating a stable composite structure that can withstand subsequent acidic dyeing conditions without degrading the active components.
Solution Approach 2:
The carrier acts as a cushioning protective layer around the plant extract. This beforehand cushioning protects the antioxidant active components from the harsh acidic dyeing environment (pH 4-5), preventing their degradation while allowing the dyeing process to proceed with high quality.
3Reliability
If plant extracts are added to modify nylon fibers, then antioxidant functionality is improved, but physical properties of nylon fibers deteriorate
Solution Approach 1:
The patent utilizes porous materials as carriers to load the plant extract. The porous structure provides high surface area for absorbing the plant extract while maintaining the structural integrity of the carrier. This allows the nylon fiber to gain antioxidant functionality through the loaded carrier without the plant extract directly interfering with the fiber's physical properties.
Solution Approach 2:
The carrier serves as an intermediary that separates the plant extract from direct contact with the nylon fiber. This intermediary approach allows the antioxidant functionality to be transferred to the fiber through the masterbatch process without the plant extract compromising the fiber's strength and other physical properties.
4Reliability
If antioxidant active components are incorporated into nylon fibers, then antioxidant performance is improved, but wash resistance deteriorates
Solution Approach 1:
The patent ensures continuity of useful action by designing a carrier system that continuously retains and releases the plant extract over time. The carrier's absorption and controlled release mechanism ensures that the antioxidant active components remain associated with the nylon fiber through multiple washing cycles, maintaining both antioxidant performance and wash resistance.
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 method improves the binding performance and stability of antioxidant active components in nylon fibers, maintaining effective antioxidant and antibacterial properties even after multiple washes, with consistent dyeing results and enhanced physical properties.
Implementation Method 1
preparing a porous base carrier... loading
Implementation Method 2
amination treatment, modification treatment
Data Source
AI summary
The present disclosure a method for preparing a bio-nylon fiber containing antioxidant active components. The method includes: preparing a Buckwheat leaf extract, preparing a Yucca smalliana fern extract, preparing a porous base carrier, amination treatment, modification treatment, loading, preparing a functional masterbatch, and spinning. The method is capable of improving the binding performance between antioxidant active components derived from plant extracts and nylon fibers, effectively preventing the issue of reduced stability and deactivation of plant-derived active components during acidic dyeing processes. Additionally, this method effectively prevents the plant-derived active components from affecting the dyeing outcome, thereby avoiding issues of uneven dyeing, and further enhances the wash resistance and physical properties of the nylon fibers.