Delrin 4D™

The all-Delrin “Drug Delivery Device Demonstrator”

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Delrin 4D™ mono-material demonstration device: inspiring design innovation through enhanced material performance while enabling a low-carbon economy.

The Industry Challenge

Across the globe, billions of self‑administered injection devices are produced every year—an essential backbone of modern pharmaceutical treatment. Yet this success comes with a monumental cost: kilotons of plastic consumed annually, almost all of it destined for incineration after a single use.

As demand accelerates, so does the urgency. The industry faces a defining moment: reduce CO₂ impact, rethink end‑of‑life pathways, and streamline operations in a world where productivity, cost efficiency, and supply‑chain resilience are under unprecedented pressure.

Complicating matters further, today’s devices rely on multi‑material constructions that hinder circularity and amplify logistical complexity. The companies that overcome these barriers won’t just improve their products—they will reshape the competitive landscape of a multibillion‑unit market.

Introducing Delrin 4D™

Delrin 4D™ is a concept device with all plastic parts made entirely from Delrin®. Combining the superior performance attributes of Delrin® and the numerous benefits of a mono-material device approach, such as design and manufacturing simplification and enabling disassembly, reusability and circularity options. Delrin 4D™ can be incorporated into next-generation drug delivery devices to address sustainability challenges, while maximizing productivity, simplifying logistics, de-risking supply chains and ensuring regulatory compliance.

A future with lower CO₂ impact and higher efficiency isn’t theoretical. It starts here.

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Delrin 4D™ device

Delrin 4D™ Device Highlights

  • Minimized use of material
  • Functional integration and design simplification
  • Reduced CO2 footprint
  • Robust, safe and re-settable mechanism
  • Metal replacement with Delrin springs
  • Visual appeal
  • Audible cues
  • Easier quality control
  • Ability to manufacture at scale
  • Design for disassembly and ease of material separation
  • Adaptable to end-of-life choices and take-back schemes
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Delrin 4D™ Device Construction

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Assembly & Use Guide

Learn how to assemble, actuate and disassemble the Delrin 4D™ device here.

Case Studies

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Breakthrough CO2 Reduction

An all-Delrin autoinjector can drive enhanced sustainability differentiation and opens realistic recyclability options.

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Minimizing Activation Force

Components in the Delrin 4D™ device slide seamlessly against one another.

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Delrin® Spring

Delrin® replaces stainless steel for the needle shield spring component.

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Function Integration

Integrating several key design features into one component.

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A Viable Business Model

Delivering supply chain simplicity, manufacturability and total cost benefits.

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Visual Appeal

Making a lasting impression with attractive, slim and robust casing parts

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