The series product is achromatous and yellowish fat aldehyde hard resin in shape of grain with characteristic of anti-yellowing; it is applicable to the solvent based coating, solvent-based printing ink, and solvent-free industrial coatings, water-based coating, powder coating, resin modification and other related fields. Its performance is able to improve the anti-yellowing of membrane and shorten drying time, enhance membrane hardness, roundness and luster and solid content and reduce VOC discharge, its price is lower than the similar foreign product by 30%, especially the color slurry cost can be reduced by more than 50%, of which its medium and low end products are beyond compare in term of application, its product performance has already reach and surpass that of the similar foreign product.

1.Technical Parameters of Formaldehyde Resin:
Test item Indicators Test Method
Appearance Colourless or yellowish powder Visual
softening point 85-105 DIN 53180
Iodine colorimetry