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Case study

Princess Traveller X Sinox Polymers

Together for sustainable travel

Individual suitcase components Detail of a finished component
Customized solutions

Customized material solutions from handles to roll holders

The focus of the project was on the individual case components – the handle, edge protectors, case wheel holders and buckles were given their own material solutions made from GRS-certified post-consumer recyclate – without compromising on quality.

Three points were crucial in the development process:

  1. 01

    The development was carried out in small batches to optimally meet the individual requirements of each component.

  2. 02

    In a special process, the recycled PP materials were upgraded by compounding from extrusion to injection molding quality.

  3. 03

    Setting the color scheme in orange and green according to the specifications of Princess Traveller, to ensure an ideal visual integration of the PCR components.

The feedstock

From fishing rope to recyclate

Old post-consumer fishing rope made of polypropylene (PP) serves as the starting material for the recyclate. These old fishing ropes account for a significant proportion of marine pollution, as discarded ropes are often disposed of at sea by fishermen.

The recycling process turns them into recompound, which is then used to manufacture the individual case components:

  1. Step 01 01

    After being collected from the fishermen, the ropes are separated according to material type.

  2. Step 02 02

    This is followed by mechanical processing through shredding and grinding. The shredded material is washed, dried and processed into regranulate.

  3. Step 03 03

    Finally, the addition of additives results in a compound that meets the technical requirements for the production of the cases.

The result

The result – a sustainable virgin plastic substitute

  • Replacement of new PP with PCR PP from old fishing ropes
  • Better CO2, energy and water balance compared to new goods
  • Injection molding-suitable r-PP compound that can be processed on existing injection molding equipment
  • Certified by Intertek according to the Global Recycled Standard (post-consumer certification)
Princess Traveller X Sinox Polymers
The material

An overview of the material

PP Regranulat natural ex. Fishing ropes #001401

PP Regranulat natural ex. Fishing ropes

Natural-colored PP regranulate made from recycled post-consumer fishing ropes

  • MFR-Value 3.35
  • Global Recycled Standard (GRS) certified
  • Ocean Bound Plastic (OBP) certified
  • Extrusion quality
PP Recompound ex. Fishing ropes #000622

PP Recompound ex. Fishing ropes

Natural-colored PP recompound made from recycled post-consumer fishing ropes

  • MFR-Value 18-25
  • Global Recycled Standard (GRS) certified
  • Ocean Bound Plastic (OBP) certified
  • Injection molding quality

Are you also planning to switch from virgin-polymer to PCR materials? From strategic material consulting to the development of customer-specific PCR compounds – we will support you on your way to the optimal solution.

Next step

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