by SpecialChem

Desmopan® 1490A

Technical Datasheet | Supplied by Covestro

Desmopan® 1490A by Covestro is a thermoplastic polyurethane (ester-based) block copolymer grade. Offers very large processing window and high melt stability. Its linear polymeric chains consist of alternating flexible, elastic segments with a low glass transition temperature and rigid crystalline segments with a high melting point. Designed for extrusion blow molding and injection molding methods. Desmopan® 1490A is recommended for hoses, O-strings and engineering parts.

This product is no longer available and is replaced by Desmopan® 3491A.

Desmopan® 1490A Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Compression Set

24 %

(72 h, 23 °C)

ISO 815

Compression Set

50 %

(24 h, 70 °C (Method A))

ISO 815

Compression Set

39 %

(24 h, 70 °C (Method C))

DIN ISO 815-1

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

20 °C

Melt Temperature

200 - 220 °C

Want to list or
update your products?

View the listing options

Want to report errors or
suggest improvements?

Send a Feedback

Products with the same brand name

View more (111)

Desmopan® 1490A

Desmopan® 1490A Properties

Mechanical Properties

Desmopan® 1490A Processing Guidelines

Injection Molding Properties