Upgrading of MUF polycondensation resins by buffering additives. II. Hexamine sulfate mechanisms and alternate buffers

Upgrading melamine–urea–formaldehyde pol

Upgrading melamine–urea–formaldehyde polycondensation resins with buffering additives. I. The effect of hexamine sulfate and its limits

✍ C. Kamoun; A. Pizzi; M. Zanetti 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 126 KB

## Abstract Iminoamino methylene base intermediates obtained by the decomposition of hexamethylenetetramine (hexamine) stabilized by the presence of strong anions such as SO and HSO, or hexamine sulfate, were shown to markedly improve the water and weather resistance of hardened melamine–urea–forma