... glycol, trimethylolpropane, N-Methylolacrylamide,pentaerythritol, urea-formaldehyde resin, phenolic resin, melamine resin, ion exchange resin,high concentration resin etc.Others: Paraformaldehyde used for the paper ... vitamin A, spiceries, terpenoid derivatives, developers, vinyl resin softener and the substitution of formaldehyde in synthetic resin, surfactant, plastics, rubber, leather, paper making ...