El blog sobre Lubrizol Launches Ecofriendly Bio TPU for Sustainable Performance

Imagine a material that delivers outstanding performance while significantly reducing environmental impact—could this be the ideal goal for industrial sectors? Lubrizol's Bio TPU™ series provides a compelling answer to this question. Combining all the advantages of traditional thermoplastic polyurethane (TPU) with breakthrough advancements in raw material selection, this innovative material offers sustainable solutions across multiple industries.

Bio TPU™ is a bio-based thermoplastic polyurethane containing 25% to 70% renewable content*, as certified by ASTM D6866 standards. This innovative material maintains the exceptional properties of petroleum-based TPU while substantially reducing reliance on fossil fuels, contributing to environmental protection. With a hardness range spanning from 82 Shore A to 55 Shore D, Bio TPU™ adapts to diverse application requirements.

Lubrizol has commercialized Bio TPU™ products including ESTANE®ECO (formerly Pearlthane™ ECO) for molding, extrusion, and co-extrusion applications, and Pearlbond™ ECO for adhesive formulations. These products demonstrate significant potential across multiple sectors, driving industries toward more sustainable practices.

Bio TPU™ inherits and enhances the superior qualities of conventional TPU:

• Chemical, heat, and abrasion resistance: Withstands exposure to various chemicals, maintains stability at high temperatures, and offers excellent wear resistance for reliable performance in demanding conditions.
• Low density: Lighter than many traditional materials, contributing to weight reduction and improved energy efficiency.
• Low-temperature flexibility: Maintains elasticity in cold environments, preventing brittleness for outdoor or low-temperature applications.
• UV and hydrolysis resistance: Resists sunlight degradation and moisture damage, extending product lifespan and reducing maintenance costs.
• Transparency options: Certain grades offer optical clarity suitable for light-transmitting applications like optical devices or transparent casings.
• Mechanical robustness: Delivers high strength, elasticity, and impact resistance to meet rigorous mechanical demands.
• Superior bonding: Forms strong adhesions with nylon and other substrates, expanding possibilities for composite material design.

Bio TPU™ serves multiple sectors with its balanced performance and sustainability:

• Reactive polyurethane hot-melt adhesives (HMPUR): Provides eco-friendly bonding solutions for furniture, automotive, textiles, bookbinding, and footwear industries.
• Textile coatings: Enhances durability and comfort in shoe reinforcements (toe caps and heel counters) and hot-melt adhesives.
• Hoses, timing belts, and molded components: Serves footwear, automotive, industrial, consumer electronics, and sports/recreation markets.
• Additive manufacturing: Special bio-based grades compatible with fused filament fabrication (FFF) 3D printing offer broad processing windows for prototyping and small-batch production.

The core advantage of Bio TPU™ lies in its sustainable composition. By incorporating renewable resources, it reduces fossil fuel dependence, lowers greenhouse gas emissions, and supports circular economy principles. Lubrizol continues to innovate in developing sustainable material solutions that contribute to environmental preservation.

Key technical attributes of Bio TPU™ include:

• Bio-based content: 25%-70% renewable carbon content as verified by ASTM D6866 certification*.
• Hardness spectrum: Ranges from soft elastomers (82 Shore A) to rigid plastics (55 Shore D).
• Processing versatility: Compatible with molding, extrusion, co-extrusion, and 3D printing techniques.
• Temperature performance: Maintains functionality across broad temperature ranges depending on specific grades.

As sustainability priorities intensify globally, bio-based materials like Bio TPU™ will see growing demand. Lubrizol plans to expand research efforts to enhance Bio TPU™ capabilities, including:

• Increasing renewable content through advanced bio-based monomers and polymerization technologies
• Developing specialized grades with enhanced properties like abrasion resistance, strength, or flame retardancy
• Exploring new applications in medical devices, wearable technology, and electric vehicles
• Optimizing production processes for greater efficiency and cost-effectiveness

Bio TPU™ represents Lubrizol's commitment to sustainable innovation, merging high performance with environmental responsibility. As technological advancements continue, this material will play an increasingly vital role in building a more sustainable future.

*Bio-based content certified by ASTM D6866 standards