Coumarone resin is made by C9 fractio, a by-product of ethylene,through thermal-polymerization. It is appearance is dark brown flake solid. It has the properties of good solubility ,mutual solubility, water resistance, insulation and very good chemical stability over acid and alkali, and good adhesive strength and lower heat conduction etc.
|Item||Softening Point°C||Color Gardner#||Acid Value |
|UCRD110||100-110||Dark Color||0.5 max||120 max|