BIO-S2 is a 30% bio-based rubber sponge in the BIO-II™ series, made with renewable materials including rubber tree, non-edible plant oil, and recycled seashell powder. It balances material performance, environmental direction, and cost planning. Nam Liong is a high-quality BIO-II™ BIO-S2 30% Bio-based Rubber Sponge, BIO-S2 is a soft 30% bio-based rubber sponge certified under the USDA BioPreferred Program for protective gear, bags, footwear uppers, and cushioning products. manufacturer from Taiwan since 1972.
Bio-based Rubber Sponge
BIO-S2 is a 30% bio-based rubber sponge in the BIO-II™ series, made with renewable materials including rubber tree, non-edible plant oil, and recycled seashell powder. It balances material performance, environmental direction, and cost planning.
BIO-S2 is a soft sponge with hardness of 4–7 on the Asker Type C scale, providing a soft hand feel, cushioning, and flexibility for sports and medical protective gear, bags, footwear uppers, and other cushioning products. The sponge itself is neoprene-free and is certified under the USDA BioPreferred Program with certified biobased content of 26%.
BIO-S2 is made with 30% bio-based rubber and 70% synthetic rubber. It is a soft sponge with hardness of 4–7 on the Asker Type C scale, designed for products that need a soft hand feel, cushioning, and flexibility.
Yes. BIO-S2 is certified under the USDA BioPreferred Program with certified biobased content of 26%. Please confirm any specified verification version, test method, or documentation requirement during inquiry.
BIO-S2 sponge itself is neoprene-free. However, adhesive is used during downstream lamination, so a laminated product may contain trace amounts of neoprene.
BIO-S2 meets PAHs Category II, REACH/SVHC, and RoHS requirements. Please share any specified testing, limits, or certification requirements at the start of the project.
| MODEL | POLYMER | COLOR | HARDNESS (ASKER TYPE C) | ELONGATION (ASTM D412) | 200% MODULUS (ASTM D412) | SIZE |
|---|---|---|---|---|---|---|
| BIO-S2 | 30% Bio-based Rubber | Black | 4–7 | 280%↑ | 2–4 kgf/cm2 | 51" x 83" 51" x 130" |
| Remarks: Please contact us for detailed specifications. | ||||||
300 sheets of 51"x83" or 51"x130".
Instead of laminated with regular jersey, just simply change to recycled fabrics which achieve higher level of sustainability.
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Recycled Nylon jersey is the fabric made of the recycled Nylon fibers and can be laminated to the rubber sponge.
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Recycled Polyester fabric is the fabric made of the recycled polyester fibers and can be laminated to the rubber sponge. The recycled sources are the post-consumer plastic bottles and the production waste.
Nam Liong Story
Nam Liong has developed a sponge material that could save us from further damaging our planet. The rubber sponge is named BIO II™. It is the first and only USDA certified neoprene using biotechnology. USDA, FSC™ certified Bio-based BIO II™ rubber sponge is categorized based on the percentage of bio-rubber - 90%, 75%, 65% and 30%.
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DetailsLocated in Taiwan since 1972, Nam Liong Global Corporation,Tainan Branch has been a high-tech, functional, environment-friendly textiles and foam composite materials manufacturer. Their main textile products, including BIO-II™ BIO-S2 30% Bio-based Rubber Sponge, Neoprene, Industrial-Use Rubber Sponge, TPU Film, Inflatable, Hook And Loop, Abrasion Resistant Fabric, Flame Retardant Fabric, Cut Resistant Fabric, Anti Slip Fabric, Functional Yarn and Products, which meet international standards such as USDA and bluesign.
Nam Liong Global Corporation,Tainan Branch provides high-tech, functional, environment-friendly polymers and high elastic foam materials to meet all kinds of requirements from our customers with our continuous R&D ability and great service quality. With more than 45 years of experience, Nam Liong is dedicated to environmental protection and keeps developing eco-friendly products in compliance with international environmental regulation. Following the concept of respect for life, we focus on the development of products for health protection to avoid potential hazards to human body.
Nam Liong has been offering customers functional fabric and bio-based neoprene sponge, both with advanced fabric technology and 50 years of experience, Nam Liong ensures each customer's demands are met.
