Polyamide polyamine series
Wet-strength agent is a cationic, water-soluble, and heat convertible polyamide Polyamine Epichlorhydrin resin. It doesn’t contain methanal. The result of the detection by the National Light Industry Institute of paper quality supervision and detection center Shanghai branch shows that our product has achieved the same quality as that of similar products in the world. Some indexes has excelled that of foreign similar products.