by SpecialChem

Desmopan® 9880DU

Technical Datasheet | Supplied by Covestro

Desmopan® 9880DU by Covestro is a thermoplastic polyurethane block copolymer grade. Provides very good hydrolysis- and microbial resistance and very good low-temperature impact strength. Exhibits good weather resistance, excellent high-energy radiation resistance, low glass transition temperature and high melting point. Designed for extrusion and injection molding methods. Desmopan® 9880DU is recommended for boot shells and technical parts.

Desmopan® 9880DU Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Tensile Stress

38 MPa

(at 100 % strain; 200 mm/min; 23 °C / 50 % R. H.)

b.o. ISO 527-1,-3

Abrasion Resistance

65 mm³

(method A; 23 °C / 50 % R. H.)

ISO 4649

Tear Propagation Resistance

270 kN/m

(500 mm/min; 23 °C / 50 % R. H.)

ISO 34-1

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

60 - 70 °C

Melt Temperature

230 - 260 °C

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Desmopan® 9880DU

Desmopan® 9880DU Properties

Mechanical Properties

Desmopan® 9880DU Processing Guidelines

Injection Molding Properties