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Excellent melt processability for high-speed extrusion and injection molding.
Outstanding abrasion resistance and mechanical toughness at low temperatures.
Good hydrolytic stability, suitable for humid or outdoor service environments.
Compatible with common plasticizers and polymer blends for formulation flexibility.
Low compression set and high resilience for dynamic sealing and cushioning applications.
Automotive interior trim components including door panels and instrument bezels.
Industrial hoses and pneumatic tubing requiring flex fatigue resistance.
Consumer electronics protective casings and soft-touch overmolded grips.
Medical device housings and non-invasive wearable sensor enclosures.
High-performance sporting goods such as ski boot shells and bicycle handlebar grips.
| Chemical Type | Thermoplastic Polyurethane (TPU), Polyester-based |
| Product Form | Pellets |
| Appearance | Off-white to light tan, free-flowing granules |
| Primary Applications | Extrusion, injection molding, blow molding |
| Key Features | High tensile strength, excellent elasticity, good UV resistance |
| Benefits | Reduced cycle time, enhanced part durability, recyclable processing scrap |
| Processing Temperature Range | 180–220 °C (recommended) |
| Storage Conditions | Keep in original sealed packaging; store below 30 °C and <50% RH |
Q1: What is the primary function of Lubrizol TPU TT-2072D-B40 in thermoplastic polyurethane (TPU) formulations?
A: Lubrizol TPU TT-2072D-B40 is a high-performance processing aid and surface modifier designed to improve melt flow, reduce extrusion torque, and enhance surface gloss and clarity in TPU compounds—particularly in demanding applications such as thin-gauge films and precision extrusions.
Q2: Is TT-2072D-B40 compatible with aromatic and aliphatic TPU grades?
A: Yes, TT-2072D-B40 demonstrates broad compatibility across both aromatic and aliphatic TPU chemistries, supporting consistent performance in a variety of base resin systems without compromising mechanical integrity or thermal stability.
Q3: How should TT-2072D-B40 be incorporated into TPU processing?
A: It is typically added directly to the TPU resin prior to extrusion or injection molding using standard dry-blend or gravimetric feeding methods. Pre-compounding is not required, and uniform dispersion is readily achieved under standard processing conditions.
Q4: Does TT-2072D-B40 affect the final product’s mechanical properties?
A: When used at recommended dosage levels, TT-2072D-B40 maintains key mechanical attributes—including tensile strength, elongation, and tear resistance—while delivering significant improvements in processability and surface aesthetics.
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E-mail: wangxingqiang@ericwchem.com
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