NeoAdd™ PAX-521 by Covestro is a low-toxicity, non-genotoxic and non-mutagenic polymeric aziridine crosslinker. Offers chemical and mechanical resistance including water-, alkali-, alcohol-, oil-, scratch- and rub resistance. It enhances adhesion to specific substrates. Designed for overprint varnishes and water-borne primers, inks and coatings for packaging applications. It is recommended at a dosage level of 4-8 %wt/wt for reaction with carboxylic acid functional water-borne acrylic emulsions or urethane dispersions. NeoAdd™ PAX-521 has a shelf life of 6 months. This product is not available worldwide yet.
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NeoAdd™ PAX-521 properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Amine Hydrogen Equivalent Weight (AHEW) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Solid Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |