Resource Efficient Innovations Database (REID)

Light-weight polypropylene foam trays

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Light-weight polypropylene  foam trays
Daploy™, a low density extruded PP thermoformed foam from Borealis
In Use – Extruded PP foam based on Daploy™ HMS PP is used in food packaging and non packaging applications (including automotive and technical items). The material is available in Europe, the Americas and Asia.

Packaging Reduction

Product Categories
Food, Home Improvement, Household & Personal Care

Relevant Materials
Plastic – rigid, Plastics - Other / mixed

Relevant Packaging Formats
Void fill (various materials and forms - solid, foamed, lattice, scrunched etc.), Other

Supply Chain Phase
Raw materials / Ingredients


Daploy™ HMS PP (polypropylene) from Borealis provides a combination of high melt strength with high melt extensibility suitable for production of low density extruded foams down to densities below 100kg/m³. The company identifies potential applications as including: door liners, trunk liners, foamed food trays, other foamed parts for sound and thermal insulation.

Potential Benefits

The main benefit from this new material will be lighter-weight packaging solutions. Borealis identifies the potential advantages and performance characteristics as: Weight reduction and material savings; High service temperature; High stiffness or softness depending on the HMS grade used; Low temperature impact resistance; Thermal and acoustic insulation; Recycleability.

Intellectual Property

Borealis hold all patents relating to HMS PP foams.

Consultant View

Providing the properties are appropriate, this material could be used in a wide range of packaging solutions. As well as food packaging (for example, foamed food trays) this material may have potential for use as a lightweight transit packaging material (for example, foam fitments for void fill).

Contacts and Further Information

Company details:
(Head Office)
Borealis AG
IZD Tower
Wagramerstrasse 17-19
A-1220 Vienna
Tel: +43  1 22 400 302

Technology contact details:
Albin Mariacher
Tel: +43 732 6981 5850
UK Contacts:
Sales Manager: Jason Titton
Application Development Manager: Paul de Mink


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