RG 908 Glycerol ester of rosin Fujian Shaxian Song Chuan Tackifier >> Rosin ester >> Glycerol ester ADHESIVE This product is an esterificated rosin with glycerol and pale yellow transparent solid. It easily dissovles into various solvents, such as coal tar oil, esters, petroleum solvents, vegetable oils and turpentine oils. It is able to enhance dryness,hardness, stickiness and brightness of various paints, inks and adhesives. Esterificated rosin with glycerol. Used as tackifier in adhesives. Enhances dryness, hardness, stickiness and brightness.