NeoAdd™ PAX-521 by Covestro is a low-toxicity (non-genotoxic and non-mutagenic), multifunctional polymeric aziridine crosslinker. It improves water, alcohol, alkali, chemical and oil resistance. It also improves scratch and rub resistance levels. It enhances adhesion to specific substrates. It is designed for water-borne adhesives. It is recommended at a dosage level of 4-8 % (wt/wt) to carboxylic acid functional water-borne acrylic emulsions or urethane dispersions. NeoAdd™ PAX-521 has a shelf life of 6 months (180 days).
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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 |