No 5G Without Plastics?

No 5G without plastics? The question hits the nail on the head. When discussing the fifth-generation mobile communications standard, one key factor often remains unseen: the materials. Because whether it’s antennas, casings or cables – only the right plastics ensure that 5G technology works reliably. With the global expansion of networks, the question of materials is therefore coming into sharper focus.

Applications such as connected manufacturing, autonomous driving or data-intensive services in everyday life demonstrate just how rapidly the demand for high-performance networks is growing. 5G brings not only greater speed but also new physical challenges. Although higher frequencies allow for larger data volumes, they are more sensitive to interference and shielding. This places correspondingly high demands on the materials used.

Materials are required that:

• minimise signal loss,
• selectively allow electromagnetic waves to pass through or shield them,
• are temperature- and weather-resistant
• and remain lightweight and durable at the same time.

This is precisely where plastics excel. Unlike metals, which can shield radio signals, they allow significantly better transmission of electromagnetic waves – a clear advantage for modern mobile communications technologies.

Without suitable plastics, many of these requirements would not be met – signals would be more severely attenuated, components would wear out more quickly, and the performance of the networks would be significantly limited.

5G is also transforming the infrastructure: instead of a few large masts, an increasing number of smaller transmission units are being deployed, which are integrated into existing environments. Plastics are present in virtually all areas of the 5G infrastructure – often invisible, but functionally crucial.

With 5G, it is not only the technology that is changing – but also the role of the plastics industry. There is a growing demand for materials that are no longer universally applicable, but are specifically developed for particular applications.

This has several consequences:

• Greater specialisation: Standard materials are often no longer sufficient – there is a need for bespoke solutions for antennas, housings or electronics.
• Closer collaboration along the value chain: Material manufacturers are collaborating earlier and more intensively with telecommunications companies and device developers.
• Growing demand due to infrastructure expansion: The global 5G rollout is increasing the demand for high-performance plastics.
• The tension between performance and sustainability: Today, more than ever, high-performance materials must be assessed in terms of recycling and climate protection.

5G is not just a technological issue – it is a driver of innovation for materials development. Without these material innovations, the roll-out of high-performance 5G infrastructure would proceed at a much slower pace.

5G is far more than an upgrade of network technology. It is a technological leap that would be inconceivable without the right materials.

Plastics play a key role in this:

• They enable high-performance infrastructure,
• they ensure reliability and efficiency
• and they open up new design and integration possibilities.

With a view to future developments – such as 6G and even higher frequencies – this importance will continue to grow.

Without suitable plastics, many key components of 5G infrastructure – from antennas to printed circuit boards – could not be produced in their current form.