Fluorine-Free Fluorescent-Free Water Repellent Polyester Staple Fiber, Eco Hydrophobic Fiber for Nonwoven & Home Textile
Product Summary
Fluorine-free, non-fluorescent, water-repellent fiber2.5D*51MM---------------------------------------------------Specifications can be customized Product Overview Our 2.5D*51MM Fluorine-Free & Fluorescent-Free Water Repellent Polyester Staple Fiber is an environmentally friendly functional polyester ...
Basic Properties
Place of Origin:
China
Brand Name:
Octopus fiber
Certification:
6614450-001
Model Number:
2.5D*51MM
Trading Properties
Minimum Order Quantity:
Starting from 1 ton
Price:
Free samples sent
Payment Terms:
L/C,D/P,D/A
Supply Ability:
Customized according to the quantity required by your company
Product Description
Fluorine-free, non-fluorescent, water-repellent fiber
2.5D*51MM
---------------------------------------------------
Specifications can be customized
Product Overview
Our 2.5D*51MM Fluorine-Free & Fluorescent-Free Water Repellent Polyester Staple Fiber is an environmentally friendly functional polyester staple fiber developed to satisfy increasingly strict global textile environmental regulations.
Different from traditional fluorinated water repellent fibers containing PFAS/PFOA, we adopt non-fluorine hydrophobic finishing technology. The whole fiber avoids fluorine substances and optical fluorescent brighteners, eliminating risks of harmful substance migration. It complies with EU, North America and many international green textile certification requirements.
Specified at 2.5 denier fineness and 51mm standard fixed cut length, the fiber delivers stable spinnability, uniform water repellent effect and excellent compatibility with carding, thermal bonding and needle punching processes. It balances hydrophobic performance, hand feel and processing stability. Widely used for high-standard safe textiles, outdoor functional padding, medical nonwoven, infant products, automotive interior and industrial filter materials.
Wide Application Fields
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Infant & Baby TextilesBaby mattress padding, stroller cushion, infant sleeping bag filling, newborn protective nonwoven — safe formula without fluorescent and fluorine additives.
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Medical & Hygiene NonwovenDisposable medical auxiliary nonwoven, protective material lining, isolation cushion requiring hydrophobicity and high safety standards.
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Outdoor Functional TextilesOutdoor clothing wadding, tent lining, backpack padding, waterproof thermal insulation composite materials.
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Automotive Interior MaterialsCar seat cushioning, trunk lining, roof insulation nonwoven with water repellent demand.
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Industrial Filtration & CushioningLiquid barrier filter substrate, moisture-proof cushion materials, outdoor geotextile auxiliary hydrophobic layer.
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Household Textile PaddingWaterproof sofa cushion, moisture-resistant mattress filling, pet mat inner wadding.Picture details




Product Specification Table
| Item | Detailed Parameter |
|---|---|
| Product Name | Fluorine-Free & Fluorescent-Free Water Repellent Polyester Staple Fiber |
| Specification | 2.5D × 51mm |
| Raw Material | Polyester PET |
| Special Treatment | Non-fluorinated water repellent finishing |
| Key Compliance | Zero PFAS, Zero PFOA, No fluorescent whitening agent |
| Color | Raw White |
| Fiber Crimp | Uniform mechanical crimp, good cohesion & web forming |
| Water Repellent Feature | Stable hydrophobic effect, low loss during processing |
| Surface Status | Even finishing, no uneven oil agglomeration |
| Applicable Processes | Carding, thermal bonding, needle punching, air-laid |
| Typical Applications | Baby textile padding, medical nonwoven, outdoor wadding, automotive interior, filter media, cushion materials |
| Package | Export standard compressed bale / 25kg woven bag |
| MOQ | Negotiable for bulk orders |
Core Selling Advantages
✅ Fluorine-Free & Fluorescent-Free, Meets Global Eco Standards
No PFAS, PFOA, fluorochemicals and optical brighteners. Avoid restricted hazardous chemicals, fully adapt to export orders to Europe, USA and other regions. Perfect choice for brands focusing on green, safe and sustainable textiles.
✅ Safe & Low Migration, Suitable for Skin-Contact Products
The non-fluorine hydrophobic finishing agent features strong binding force with fiber surface. Low migration risk, safe for infant fabrics, medical contact nonwovens and personal wearable products, reducing customer safety complaint risks.
✅ Stable Durable Water Repellent Performance
Uniform finishing on every single fiber. Consistent hydrophobic property batch by batch. Water repellent capacity maintains well after hot pressing, thermal bonding and conventional textile processing, avoiding partial loss of waterproof effect during production.
✅ 2.5D × 51mm Mature Universal Specification
2.5D fine-medium denier brings soft comfortable hand feel without sacrificing structural stability. 51mm standard length matches mainstream nonwoven production equipment. Smooth opening, low fly waste, uniform web forming, suitable for continuous high-speed mass production.
✅ Good Process Compatibility
Compatible with thermal bonding, needle punching and blending with other staple fibers such as low melt fiber, hollow fiber. Customers can freely adjust formula to produce diversified functional padding and nonwoven materials.
✅ Uniform Batch Quality & Factory Stable Supply
Strict online inspection for fiber fineness, length, crimp and water repellent effect. Consistent indicators between batches. Support long-term contract orders; free test samples are available for production verification.
Why Choose Our Non-Fluorine Water Repellent Staple Fiber?
Many functional fiber suppliers still provide fluorinated water repellent fiber, which faces export ban risks caused by PFAS restrictions. Some cheap non-fluorine alternatives suffer uneven finishing, severe loss of water repellency after heating, or hidden fluorescent additives that fail third-party testing.
We strictly control the whole production workflow from base fiber spinning to hydrophobic finishing. Every batch undergoes water repellency test and fluorescent substance detection before delivery. Our 2.5D*51MM fluorine-free fluorescent-free water repellent fiber helps manufacturers pass third-party environmental tests smoothly, reduce product rejection rate in customs inspection, and support your high-end eco product positioning.
We accept customized adjustment of hydrophobic strength and oil content according to your production line parameters to achieve ideal finished product performance.
FAQ
Q1: What is the difference between fluorine-free water repellent fiber and traditional fluorinated waterproof fiber?
A: Traditional fluorinated fiber contains PFAS/PFOA which are restricted substances in many countries. Our fluorine-free version uses eco non-fluorine hydrophobic agent without fluorine elements. Meanwhile our fiber excludes fluorescent whitening agent, safer for skin contact goods. Its water repellent performance satisfies most non-extreme waterproof industrial and textile scenarios.
Q2: Will the water repellent effect disappear after thermal bonding or hot pressing?
A: Our special finishing formula owns good heat resistance. Proper thermal processing will not lead to massive attenuation of hydrophobicity. We suggest you test samples under your actual production temperature for optimal process parameters.
Q3: Can this fiber be blended with low melting fiber and hollow polyester fiber?
A: Yes. It can be mixed proportionally with various polyester staple fibers to develop composite functional padding materials with both water repellent, thermal bonding and fluffy properties.
Q4: Can you provide test samples for lab inspection and machine trial run?
A: Samples are available for quality testing and production trial. Sample freight can be discussed for formal bulk orders.
Q5: Is the fiber compliant with EU textile environmental regulations?
A: Free of PFAS, PFOA and fluorescent agents, matching current mainstream EU green textile requirements. You can arrange third-party laboratory testing before bulk shipment.
Q6: Can I customize the water repellent level?
A: Yes. We can adjust the hydrophobic finishing strength to meet different demands of light water repellent or medium water repellent finished products.
Product Details
Name:
Fluorine-free, Non-fluorescent, Water-repellent Fiber
Specification:
2.5D*51MM
Native/Regenerative:
Native
Color:
White
More Sizes:
Customizable
Siliconized/Non-Silicified:
Non-silicified
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