maleic rosin

Maleic RosinMaleic rosin are made from good quality rosin and maleic anhydride through addition reaction then with vacuum treatment packaging. Maleic rosin are modified resin of common natural rosin, are dissolved in esters,alcohol and some oil flux,can disperse in water to milky, with higher softening point and acid value.Their sodium soap are strong sizing agent in papermaking industry,and also can make multiple acid synthetic resin and other chemical material.Specifications: Type115107Appearance Brown Yellow and transparent solidSoftening pointR&B ,0C,≥10890Acid value(mgKOH/g), ≥ 220185saponification mattermgKOH/g, ≥275195Machinery impuritContent %,≤0.060.06