Huntsman A 85 C4002 TPU Elastomer

Features Of Huntsman A 85 C4002 TPU Elastomer

1. High abrasion resistance for extended service life in demanding mechanical environments.

2. Excellent low-temperature flexibility down to –30 °C, maintaining elasticity and impact resilience.

3. Good oil and grease resistance, suitable for intermittent contact with hydrocarbon-based fluids.

4. Processable via standard thermoplastic techniques including extrusion, injection molding, and calendering.

5. Consistent melt flow behavior enabling reproducible part quality and tight dimensional control.

Typical Applications Of Huntsman A 85 C4002 TPU Elastomer

1. Industrial hose and tubing for pneumatic and hydraulic systems.

2. Dynamic seals and gaskets requiring repeated compression set resistance.

3. Wear-resistant conveyor components including belts, scrapers, and rollers.

4. Automotive interior trim and soft-touch overmolding applications.

5. Protective covers and enclosures for electronic and medical equipment housings.

Specifications Of Huntsman A 85 C4002 TPU Elastomer

Huntsman A 85 C4002 TPU Elastomer – Frequently Asked Questions (FAQ)

Q1: What is the primary application profile for A 85 C4002?

A: A 85 C4002 is a thermoplastic polyurethane elastomer specifically engineered for extrusion and injection molding of high-performance flexible components—commonly used in automotive interior trim, industrial hoses, and durable consumer goods requiring excellent abrasion resistance and low-temperature flexibility.

Q2: How does A 85 C4002 differ from standard aromatic TPU grades?

A: Unlike conventional aromatic TPUs, A 85 C4002 features a tailored hard-segment architecture that delivers enhanced melt stability and reduced plate-out during high-speed processing, while maintaining strong mechanical retention after thermal cycling—making it particularly suitable for demanding continuous extrusion lines.

Q3: Is A 85 C4002 compatible with common polymer blends such as PVC or polyolefins?

A: A 85 C4002 exhibits good compatibility with polar polymers like certain plasticized PVC formulations and functionalized polyolefins, but requires careful evaluation of interfacial adhesion and thermal history when blended. Compatibility testing under intended processing conditions is strongly recommended prior to scale-up.

Q4: What drying conditions are recommended before processing?

A: To ensure optimal melt consistency and minimize surface defects, A 85 C4002 should be dried at 80–90 °C for 3–4 hours using desiccant-assisted air. Resin moisture content should be maintained below 0.02% prior to processing.

Q5: Can A 85 C4002 be used in applications requiring regulatory compliance for food contact or medical devices?

A: A 85 C4002 is not pre-certified for food contact or medical device applications. While its base chemistry is inherently free of certain restricted substances, formal regulatory approval depends on final formulation, processing conditions, and end-use requirements—users must conduct full compliance validation per applicable regional frameworks.