Thermoplastic Aliphatic Polyurethane elastomer Foam (SC-U-D) is an innovative, eco-friendly porous material developed using Thermoplastic Aliphatic Polyurethane Elastomer (ATPU) as the base material. It is manufactured through supercritical CO₂ foaming technology, resulting in a microcellular foam structure. This material boasts ultra-low density, exceptional rebound performance, outstanding resistance to yellowing, as well as excellent tear resistance and shock absorption properties, making it ideal for lightweight and durable applications.
Item | Unit | SC-U-D-50 | SC-U-D-60 | SC-U-D-70 | SC-U-D-90 | SC-U-D-100 | Test Method |
Typical Values | |||||||
Thickness | mm | 1.0-20 | 1.0-20 | 1.0-20 | 1.0-20 | 1.0-20 | Thickness gauge |
Density | kg/m³ | 50 | 60 | 70 | 90 | 100 | ASTM D3574 |
Hardness ShoreC | HC | 24±4 | 27±4 | 30±4 | 37±4 | 40±4 | Shore C |
Compression set | % | 54 | 51 | 47 | 33 | 30 | ASTM D3574 50%，6hrs@50℃ |
29 | 27 | 25 | 22 | 20 | ISO 1798:2008 | ||
Stretch strength | MPa | 2.0 | 2.1 | 2.6 | 3.4 | 3.5 | ISO 1798:2008 |
Elongation | % | 151 | 159 | 181 | 150 | 154 | ISO 8067:2008 |
Tear strength | N/cm | 36 | 40 | 46 | 52 | 53 | ASTM 3574 |
Drop ball rebound | % | 70 | 73 | 73 | 72 | 72 | ASTM D1621-2010 |
Yellowing resistance | / | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | ASTM D1148 |
shrinkage rate | % | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 | GB/T 8811 70℃ 60min |
Ultra-Low Density:
SC-U-D significantly reduces material weight, making it perfect for lightweight applications without compromising performance.
Exceptional Rebound Performance:
The foam's high elasticity ensures superior energy return and cushioning, ideal for products requiring consistent shock absorption.
Outstanding UV and Yellowing Resistance:
Thanks to its aliphatic TPU base, SC-U-D exhibits excellent UV resistance and maintains its appearance over time, even under prolonged sunlight exposure.
Superior Tear Resistance:
The microcellular foam structure provides excellent durability, preventing material damage under stress or repeated use.
Enhanced Shock Absorption:
SC-U-D delivers outstanding impact resistance, ensuring maximum protection and comfort in demanding applications.
Eco-Friendly Manufacturing:
Produced using green CO₂ foaming technology, SC-U-D aligns with environmental standards by utilizing a non-toxic process and reducing emissions.
Footwear Solutions:
High-Performance Insoles: SC-U-D provides unmatched comfort and cushioning, making it ideal for sports and casual footwear.
Lightweight Shoe Midsoles: Perfect for athletic and outdoor shoes, reducing weight while enhancing shock absorption.
Transparent Uppers: Maintains clarity and flexibility for stylish footwear designs.
Medical Devices:
Supportive Orthopedic Products: Its lightweight and durable properties are ideal for orthotics requiring cushioning and UV resistance.
Medical Tubes and Catheters: Biocompatibility and low yellowing ensure safety and longevity in medical environments.
Outdoor Applications:
Protective Gear: Provides durable cushioning and shock absorption for helmets and safety equipment.
Outdoor Covers and Coatings: Withstands UV exposure and harsh environmental conditions, maintaining performance and appearance.
Electronics and Consumer Goods:
Flexible Phone Cases and Protective Covers: Offers high transparency, flexibility, and durability for everyday use.
Wearables and Accessories: Combines lightweight properties with durability for innovative designs.
SC-U-D redefines material performance by combining the inherent flexibility and UV resistance of aliphatic TPU with the advanced properties of supercritical CO₂ foaming technology. This unique material offers unparalleled lightweight performance, durability, and eco-friendly production, making it the ideal choice for industries that value sustainability, functionality, and aesthetics.
