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Polyaziridines


Cross-Linking Agents – Poly-Aziridines: a polymer innovation in the World of Poly-Aziridines

The highest levels of functional performance with extremely low toxicity

Chimica Lombarda has introduced the first polymeric aziridine technology available on the market. This innovative and cutting-edge technology combines the highest levels of functional performance with extremely low toxicity.

Our new polymeric cross-linker POLY GREEN 70 represents a revolutionary solution, offering a safer, eco-sustainable alternative without compromising the performance traditionally provided by aziridines.
This new portfolio demonstrates our company’s commitment to using science to develop sustainable solutions that outperform conventional alternatives currently available on the market.

Properties and Benefits

POLY GREEN 70


  • Water resistance and high chemical resistance at low dosages.
  • Excellent adhesion to various substrates.
  • High thermal stability and reactivity.
  • No need for drying or heating after application.
  • Non-yellowing during aging.
  • Broad pH range of application.
  • Reactivity with water-based acrylic emulsions functionalized with carboxylic acids or urethane dispersions.
  • Low toxicity (non-genotoxic and non-mutagenic).
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Health and Safety Advantages

The low toxicity of POLY GREEN 70 not only makes it safer for human health but also enables transformers, ink formulators, and paint manufacturers in various industries to remove critical safety labels. This makes their production processes safer for employees and more appealing to consumers.

Superior Adhesion and Performance

The polymeric innovation of POLY GREEN 70 offers excellent universal adhesion across a wide range of substrates and, in some cases, even surpasses the adhesive performance of traditional aziridines. Whether your coating is designed for:


  • Wood
  • Metal
  • Textiles
  • Leather

POLY GREEN 70 is the solution you’ve been waiting for.

Extended Pot-Life and Efficiency

With its unique chemical properties and exceptional water stability, POLY GREEN 70 maintains a pot-life of up to one week without requiring re-mixing. This improves product reliability and enables producers, formulators, and end-use applicators to:


  • Reduce product waste
  • Achieve high levels of efficiency without compromise over time.

With Chimica Lombarda, you gain access to a product that represents the pinnacle of Made in Italy technology, with customized solutions available for any industrial application.

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