Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Lubrizol PEARLBOND 521 Thermoplastic Polyurethane

Lubrizol PEARLBOND 521 is a thermoplastic polyurethane (TPU) resin designed for extrusion and injection molding of soft-touch, high-gloss decorative films and overlays. It offers excellent adhesion to ABS, PC, and PP substrates, superior abrasion resistance, and consistent pearlescent visual effects. Ideal for automotive interior trim and consumer electronics, this TPU delivers reliable processing, low haze, and outstanding dimensional stability across temperature variations.
  • lubrizol pearlbond 521 thermoplastic polyurethane_bfed4068
  • lubrizol pearlbond 521 thermoplastic polyurethane_bfed4068

Features Of Lubrizol PEARLBOND 521 Thermoplastic Polyurethane

  1. Excellent melt processability for extrusion, injection molding, and calendering.

  2. Outstanding abrasion resistance and mechanical toughness across a wide temperature range.

  3. Good adhesion to diverse substrates including PVC, ABS, PET, and coated metals.

  4. Low-temperature flexibility with retained elasticity down to –30 °C.

  5. Compliant with major regulatory frameworks for indirect food contact and medical device components.

Typical Applications Of Lubrizol PEARLBOND 521 Thermoplastic Polyurethane

  1. Overmolding of rigid plastic handles and grips for power tools and consumer appliances.

  2. Flexible tubing and fluid conveyance systems in automotive and industrial hydraulic applications.

  3. Soft-touch decorative trim and interior automotive components requiring scratch resistance.

  4. Medical device housings and ergonomic accessories requiring biocompatibility and sterilizability.

  5. Protective coatings and encapsulants for electronic assemblies exposed to mechanical stress.

Specifications Of Lubrizol PEARLBOND 521 Thermoplastic Polyurethane

Chemical TypeThermoplastic Polyurethane (TPU), polyester-based
Product FormPellets
AppearanceOpaque, off-white to light tan granules
Primary ApplicationsOvermolding, flexible tubing, soft-touch components, protective coatings
Key FeaturesMelt-processable, substrate-adhesive, abrasion-resistant, low-temp flexible
BenefitsEnhanced part durability, simplified assembly, reduced need for adhesives, regulatory-ready
Processing MethodExtrusion, injection molding, compression molding
Storage ConditionsStore in dry, ventilated area at <25 °C; desiccate before processing if exposed to humidity


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