Econyl

Econyl is a recycled nylon material brand developed and commercialized by the Italian materials company Aquafil. Its core proposition is a closed-loop approach to polyamide production: waste that would otherwise be discarded, incinerated or allowed to pollute the environment is collected, processed and converted into nylon suitable for new textile and industrial applications. The main feedstocks described for the system include industrial nylon waste, fabric scraps from garment production, discarded carpets and fishing nets, particularly nets associated with aquaculture and related marine activities. Aquafil had already been working on nylon recycling during the 1990s, but the company began investigating a more comprehensive reuse cycle in 2007. That work resulted in the Econyl Regeneration System and its associated regeneration process, which were introduced commercially in 2011. Commercial Econyl production began at Aquafil's plant in Slovenia. Rather than mechanically shredding waste into a lower-grade material, the process breaks nylon polymer down into its constituent monomers using heat, steam and catalysts. Those monomers are then purified and polymerized again to make new nylon. The resulting material is intended to match the performance of virgin nylon and can, in principle, be recycled repeatedly without an inherent loss of quality. The brand is positioned at the intersection of advanced materials, circular manufacturing and lower-impact fashion. Econyl is supplied as recycled nylon yarn and related material inputs rather than functioning primarily as a consumer-facing finished-goods label. Fashion, sportswear, swimwear, interiors and automotive manufacturers can incorporate it into their own products. Reported users and collaborators have included Stella McCartney, Outerknown, Adidas, Speedo, Levi's and Breitling, with applications ranging from swimwear and apparel to bag linings, backpacks, outerwear, watch straps and other components. Automotive uses have included trim, floor mats and seat-cover materials. Aquafil has presented the system as a way to reduce dependence on virgin fossil-based feedstocks. The company's cited claim is that producing 10,000 tonnes of Econyl raw material can save up to 70,000 barrels of crude oil, although the precise environmental benefit depends on feedstock, energy source, logistics and system boundaries. The regeneration process is described as being supported by renewable energy. Econyl's environmental positioning therefore depends not only on the recycled content of the material but also on collection infrastructure, traceability and the ability to recover suitable nylon waste. In 2025, Aquafil opened a production line in Slovenia capable of separating nylon fibers from elastane. The method was developed in collaboration with researchers at Georgia Tech and is intended to improve recovery from blended textile waste, which is more difficult to recycle than pure nylon. The recovered nylon is fed into the Econyl production process. This development reflects a continuing strategic focus on expanding the range of waste streams that can enter the regeneration system and on making textile recycling more compatible with real-world garments, which often contain blended fibers. Econyl remains an industrial and business-to-business material brand whose visibility is largely created through partner brands and the products that use its yarn. Its central differentiation is the combination of recycled feedstock, chemical regeneration, repeatability of the nylon cycle and applicability across premium fashion, sportswear and technical products. The brand's future relevance is tied to the availability of recoverable nylon waste, the economics of collection and processing, the growth of recycled-material demand and the technical challenge of recycling blended and contaminated textiles.

Aquafil's work on nylon recycling predates the Econyl brand. The company began recycling nylon during the 1990s, establishing experience with the recovery of polyamide materials before developing a more comprehensive regeneration model. In 2007, Aquafil began exploring a system capable of taking waste nylon through a broader reuse cycle rather than treating it simply as a conventional recycled feedstock. This research led to the Econyl Regeneration System. The system was designed around the collection of waste sources that contain usable nylon, including industrial discards, scraps generated during clothing manufacture, discarded carpets and fishing nets. Fishing nets became an important example of the system's circular-economy proposition because abandoned or discarded nets can remain in marine environments and create ecological hazards. The process was developed to recover the nylon component and return it to a form suitable for manufacturing. Econyl was introduced in 2011, and Aquafil began commercial production at a facility in Slovenia. The process chemically breaks nylon polymer into monomers through the use of temperature, steam and catalysts. After purification, the monomers are polymerized into new nylon. This differs from a simple mechanical recycling route because the regenerated material is intended to have properties comparable to new nylon and to support repeated recycling without an inherent decline in quality. Following commercialization, Econyl became a material platform for brands in fashion, sportswear, swimwear, interiors and automotive products. Its use has been reported in products associated with Stella McCartney, Outerknown, Adidas, Speedo, Levi's and Breitling. Applications have included swimwear, apparel, handbag linings, backpacks, outerwear and watch straps. Automotive applications have included trim, floor mats and seat-cover materials. These partnerships helped make Econyl recognizable as a branded material while finished products continued to be sold under the names of partner companies. Aquafil has described the system as a means of reducing reliance on virgin crude-oil-derived nylon. For every 10,000 tonnes of Econyl raw material, the company claims that up to 70,000 barrels of crude oil can be saved. The environmental performance of the system depends on the nature of the waste collected, processing energy, transportation and other lifecycle factors; nevertheless, the brand's central industrial narrative is the substitution of waste-derived inputs for virgin nylon feedstock. A continuing technical challenge is the recovery of nylon from blended textiles. Garments frequently combine nylon with elastane and other fibers, making separation more difficult. In 2025, Aquafil opened a production line in Slovenia capable of separating nylon fibers from elastane. The method was developed in collaboration with researchers at Georgia Tech, and the recovered nylon was intended to be directed into Econyl production. This expansion represents an effort to broaden the system beyond relatively pure waste streams and improve the feasibility of recycling post-industrial and post-consumer textile materials. Econyl's history is therefore closely linked to Aquafil's wider development of nylon recycling. The brand has evolved from a recycled-yarn offering into a circular materials system supported by waste collection, chemical regeneration, partner-brand applications and process innovation. Its status and future growth depend on the scale of nylon waste recovery, the technical treatment of mixed materials and continued demand for recycled inputs in consumer and industrial goods.

• 2025

  Blended-textile separation line opens in Slovenia

  [1]Econylen.wikipedia.org

  Aquafil opened a line that separates nylon from elastane, enabling recovered nylon from blended materials to be used in Econyl production.

• 2011

  Econyl is introduced and commercial production starts

  [1]Econylen.wikipedia.org

  The Econyl Regeneration System was introduced and commercial production began at Aquafil's plant in Slovenia.

• 2007

  Research begins on a comprehensive nylon reuse cycle

  [1]Econylen.wikipedia.org

  Aquafil began developing a more extensive nylon regeneration model capable of converting waste into new nylon feedstock.

• 1990

  Aquafil begins nylon recycling activity

  [1]Econylen.wikipedia.org

  Aquafil began working on nylon recycling during the 1990s, providing the technical foundation for its later Econyl system.

A circular-materials brand offering regenerated nylon made from waste streams, including fishing nets, carpet waste, industrial waste and textile scraps.

• Recycled nylon yarn · 2011

  Econyl regenerated nylon

  Econyl regenerated nylon is produced from waste containing nylon, including fishing nets, carpet materials, industrial waste and textile scraps. Aquafil chemically breaks the nylon polymer into monomers and then repolymerizes them into new nylon. The resulting yarn is supplied for apparel, swimwear, sportswear, accessories, interiors and selected automotive applications. The material is designed to provide performance comparable to virgin nylon while supporting repeated recycling.

• Circular material-processing system · 2011

  Econyl Regeneration System

  The Econyl Regeneration System is the broader collection and processing platform behind the material brand. It gathers suitable nylon waste, processes it through heat, steam and catalysts, purifies the resulting monomers and converts them into new nylon. The system is intended to create a closed-loop route for nylon and to expand the range of waste streams that can be returned to manufacturing.

• 2025

  Expansion into nylon recovery from elastane blendsGeneration change

  Background

  Blended textiles containing nylon and elastane are difficult to recycle because the fibers must be separated before nylon regeneration.

  Action taken

  Aquafil opened a Slovenian production line using a method developed with Georgia Tech researchers to separate nylon fibers from elastane.

  Aftermath

  Recovered nylon from blended materials can be directed into the Econyl production process.

  Source

• 2011

  Commercial launch of Econyl regenerated nylonProduct launch

  Background

  Aquafil sought to commercialize a regenerated nylon made from waste materials while retaining the performance expected from nylon.

  Action taken

  Aquafil introduced Econyl and began commercial production at its Slovenian plant.

  Aftermath

  The material became available for use by fashion, sportswear, interior and automotive brands.

  Source

• 2007

  Aquafil pursues a comprehensive nylon regeneration cycleStrategy

  Background

  Aquafil's earlier nylon-recycling work was expanded into research on a system capable of converting multiple waste sources into new nylon.

  Action taken

  The company developed the Econyl Regeneration System and a chemical process for depolymerizing and repolymerizing nylon.

  Aftermath

  The work led to the Econyl brand and commercial production in 2011.

  Source

1. 1Econylen.wikipedia.org
2. 2Econyl official websiteeconyl.com