Circular Economy, Recycling, Sustainability

Unlocking the Future: How Recycled Materials Drive Sustainable Packaging

26.12.2024 | 3 min read

Peter Dobosz

In today’s packaging industry, sustainability is no longer just a trend—it’s a necessity. With increasing consumer demand and stricter regulations, companies must focus on reducing waste, reusing materials, and maximizing recyclability. Greiner Packaging, a leader in sustainable packaging solutions, has made significant strides in these areas, particularly through its innovative use of post-consumer recycled (PCR) materials, optimized designs, and advanced recycling processes. Here’s a closer look at how Greiner Packaging is contributing to a greener future.

The Power of Post-Consumer Recycling

Post-consumer recycling (PCR) is a cornerstone of sustainable packaging. It not only diverts waste from landfills but also reduces the need for virgin materials, conserving energy and raw resources. At Greiner Packaging, incorporating PCR materials, such as recycled polyethylene terephthalate (r-PET) and recycled polypropylene (r-PP), has proven to be a key element in reducing the carbon footprint of packaging production. For instance, using r-PET can reduce CO₂ emissions by up to 70% compared to using virgin PET. This significant reduction in emissions, coupled with its ability to meet food-grade standards, makes r-PET a particularly attractive option for food and beverage packaging.

Why post-consumer recycling is the key

Learn more about PCR in this blog post.

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Innovative Designs for Easier Recycling

In addition to using recycled materials, Greiner Packaging has focused on making its packaging more recyclable through innovative design. One example is the K3^® solution, a cardboard-plastic packaging system with a new tear-tab that simplifies separating the materials for recycling. A recent enhancement introduced the K3^® r100 cup, which further facilitates recycling by automatically separating its components during waste management. This ensures that each material can be properly processed and reintegrated into the production cycle. The optimized design aligns with the principles of the circular economy by ensuring materials can be efficiently returned to the recycling stream, minimizing waste and extending the lifecycle of packaging components.

The self-separating K3® r100

Learn more about our cardboard-plastic solutions which is up to 98% recycable.

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Revolutionizing Recycling Processes

Increasing recycling efficiency requires continuous innovation, especially in how materials are processed. One of Greiner’s recent developments in this area is the enhancement of washing techniques, which now enable the deinking of printed polypropylene (PP) and polystyrene (PS) cups. This advancement helps to address the challenge of contamination in post-consumer recycled (PCR) materials, particularly for food packaging, where safety and hygiene are paramount.

The Role of Washing Processes in Sustainable Packaging

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Navigating New Regulatory Landscapes

Legislation is also playing an increasing role in pushing the packaging industry toward sustainability. The upcoming EU Packaging & Packaging Waste Regulation (PPWR) highlights the importance of using recycled materials and reducing plastic waste. Greiner Packaging is already ahead of the curve, aligning its practices with new regulatory requirements while continuing to innovate sustainable solutions.

For example, the PPWR will enforce stricter regulations on material recycling rates and limit the amount of virgin plastic used in packaging. Greiner’s commitment to recycled content, alongside its investments in recycling technologies, positions the company as a leader in navigating these changes and helping its clients meet their regulatory obligations.