PET nonwoven fabric is a nonwoven material made from polyester fibres. Due to its excellent physical properties, eco-friendly characteristics, and wide range of applications, it is gradually becoming an ideal alternative to traditional textiles. With the global focus on sustainable materials increasing, the market demand for PET nonwoven fabric continues to grow. This article will delve into its characteristics, production processes, application areas, and future development trends, helping readers gain a comprehensive understanding of this innovative material.
1. Characteristics and Advantages of PET Nonwoven Fabric
1.1 Physical and Chemical Properties
High Strength: Tensile strength can reach 30–60 N/5 cm, outperforming many traditional nonwoven fabrics.
Temperature Resistance: Maintains stability within the range of -70°C to 150°C, suitable for extreme environments.
Chemical Resistance: Resists acids, alkalis, and organic solvents.
Mould and Bacteria Resistance: Naturally inhibits microbial growth, extending service life.
1.2 Environmental Advantages
Recyclable: Recycled PET non-woven fabrics reduce carbon emissions by over 60%.
Compliant with International Standards: Certified under RoHS, REACH, and other environmental standards, ensuring toxicity-free and harmless properties.
Replaces PVC and Other Materials: Reduces environmental pollution and promotes green industry development.
2. Production Process and Technology
2.1 Main Manufacturing Methods
Process
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Features
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Application Areas
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Meltblown Method
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Ultrafine fibres (1-5μm), high filtration efficiency
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Medical masks, air filtration
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Spunbond Method
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High strength, good uniformity (10-200g/m²)
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Geotextiles, packaging materials
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Hydroentanglement method
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High loft, soft and non-irritating
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Medical dressings, wipes
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2.2 Post-processing Technologies
Anti-static treatment (surface resistance <10⁹Ω)
Water-repellent treatment (contact angle >120°)
Antibacterial coating (bacteria inhibition rate >99%)
3. Main Application Areas
3.1 Healthcare
Surgical gowns, masks (filtration efficiency >95%)
Medical dressings (sterile, low allergenicity)
3.2 Environmental filtration
Air filter media (HEPA filters, automotive air conditioning filters)
Liquid filtration (water treatment, food and beverage industry)
3.3 Geotechnical construction
Roadbed reinforcement (tensile strength 20–50 kN/m)
Waterproofing materials (asphalt composite reinforcement layer)
3.4 Automotive interiors
Roof linings, door panel linings (lightweight, soundproofing)
3.5 Packaging and home decor
Eco-friendly shopping bags (reusable over 50 times)
Wallpaper, home decor (moisture-proof, mould-resistant)
4. Frequently Asked Questions (FAQ)
Q1: Which is better, PET nonwoven fabric or PP nonwoven fabric?
PET: High strength, good temperature resistance, suitable for high-end applications.
PP: Low cost, soft, suitable for disposable products.
Q2: Can PET non-woven fabric be recycled?
✅ Yes, recycled PET accounts for 30%, and up to 50% in Europe.
Q3: Is medical-grade PET non-woven fabric safe?
✔️ Certified by FDA and OEKO-TEX, non-toxic and sterile.
5. Conclusion
PET non-woven fabric, with its advantages of high strength, chemical resistance, and recyclability, is replacing traditional materials in multiple fields such as medical, environmental protection, construction, and automotive. In the future, with the development of functional innovation and smart manufacturing, its market potential will be further unleashed. For both businesses and consumers, choosing PET non-woven fabric is not only an optimisation of performance but also a contribution to sustainable development.
