Composite Yarn Stability and Antibacterial Properties
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Solution Overview
Problem
Existing yarns are fragile and prone to breakage, lacking adaptability in surface optic and haptic aspects, and are difficult to recycle.
Innovation Solution
A composite yarn composed of at least five different fibers, including soybean, cellulose with incorporated organic seaweed, Ramie, cellulose with zinc oxide, and silver-coated fibers, spun using a ring spinning process to enhance stability and functionality, with specific fiber arrangements to prevent direct skin contact with metallic components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional yarn spinning is used, then the yarn production process is simple, but the yarn is fragile and prone to breakage
Solution Approach 1:
The patent applies composite materials by combining at least five different fibers (soybean, cellulose with incorporated organic seaweed, Ramie, cellulose with zinc oxide, and silver-coated fibers) to create a composite yarn. This multi-fiber composition enhances yarn stability and reduces breakage while maintaining processability through the ring spinning process.
2Adaptability or versatility
If single-fiber yarn is used, then the manufacturing process is simple, but the surface optic and haptic adaptability is limited
Solution Approach 1:
The patent uses composite materials with at least five different fiber types, each contributing different properties. Soybean fiber provides softness, cellulose with incorporated organic seaweed provides strength and antibacterial properties, Ramie adds durability, cellulose with zinc oxide provides antiseptic properties, and silver-coated fibers provide antibacterial action. This composite structure enables adaptability in surface optic and haptic aspects while maintaining manufacturability.
Solution Approach 2:
The patent applies local quality by having different fibers occupy different positions or roles within the yarn structure. Each fiber type is strategically selected to provide specific local functions - for example, silver-coated fibers for antibacterial properties, cellulose with zinc oxide for antiseptic properties, and natural fibers for structural integrity. This localized functional distribution achieves surface adaptability while maintaining ease of manufacture through standardized ring spinning processes.
3Ease of manufacture
If conventional yarn composition is used, then the production process is straightforward, but recycling difficulty increases
Solution Approach 1:
The patent applies segmentation by using distinct, identifiable fiber types that can be separately recovered. The composite yarn consists of at least five different fibers (soybean, cellulose with incorporated organic seaweed, Ramie, cellulose with zinc oxide, and silver-coated fibers), each of which can be segmented and recovered through mechanical processes. This segmentation enables easy recycling by reversing the spinning process, allowing each fiber type to be recovered and reused.
Solution Approach 2:
The patent implements discarding and recovering by designing the composite yarn structure to facilitate fiber recovery. The ring spinning process creates a yarn that can be mechanically separated, allowing all fiber types to be recovered and reused. This approach eliminates waste and enables sustainable production by recovering valuable fibers like soybean, Ramie, and treated cellulose fibers for subsequent manufacturing processes.
4Reliability
If metallic fibers are included in the yarn, then antibacterial properties are enhanced, but skin contact safety becomes a concern
Solution Approach 1:
The patent applies intermediary by using cellulose fibers with incorporated organic seaweed and zinc oxide as mediators between the metallic silver-coated fibers and the skin. The organic seaweed and zinc oxide-coated cellulose fibers act as barrier layers that prevent direct skin contact with metallic components while still allowing the antibacterial properties to function. This intermediary approach maintains skin contact safety while preserving enhanced antibacterial properties.
Solution Approach 2:
The patent uses silver-coated fibers with controlled silver content (1-10% by weight) that provide antibacterial properties without requiring high concentrations of metallic materials. The coating layer is thin and controlled, providing sufficient antibacterial protection while minimizing any potential skin contact issues. This approach uses minimal amounts of metallic material achieved through coating rather than bulk incorporation, balancing functionality with safety.
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 composite yarn offers improved stability, enhanced antibacterial and antiseptic properties, a smooth silky feel, and ease of recycling, while maintaining comfort and functionality.
Implementation Method 1
enhanced antibacterial and antiseptic properties
Implementation Method 2
comprises at least five different fibers making it substantially more stable than ordinary yarn
Implementation Method 3
spun using a ring spinning process to enhance stability
Data Source
Figure 1~2
AI summary
A composite yarn spun of separate fibers, comprising: a soybean fiber; a cellulose fiber with incorporated organic seaweed; and a Ramie fiber. A knitted fabric composition comprising yarns as defined above.