Production & Chemistry of Melamine-Formaldehyde PCM



 

Production & Chemistry of Melamine-Formaldehyde Resins PCM

Melamine with formaldehyde is another class of amino resins. It is of better properties and is higher in price. This polymer is also known as Melmack and is industrially manufactured from calcium Cyanamid. Cyanamid is unstable and rearranges into dicyandiamide. Which reacts with ammonia and methanol under heat and pressure to yield melamine .The chemical reaction is as follow;

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