Get Price Quote. Grade : YDPN 631 FN4 : 2.8 Features : Improves chemical resistance, good retention of property at elevated temperature, widely used for co Epoxy phenol novolac (EPN)
Resin product high vacuum (0.099Mpa) to remove the oligomer, and the products were obtained. Determination of the main quality indexes of ~erpene- phenol-aldehyde resin The items