ECOPOWER C9 HC 9150 Hydrocarbon Resin is a low molecular weight C9 aromatic resin produced from petroleum derived C9 fraction through catalytic polymerization technique. HC 9150 is a transparent granular solid with the color of light yellow. HC 9150 has the properties of good solubility, mutual solubility, water resistance, insulation, excellent chemical stability over acid and alkali, good adhesive strength, and low heat conduction.