c9 petroleum resin are added to paints can enhance paint's brightness, fullness, improve adhesive force, hardness, acid resistance, alkali resistance of paint film etc. specification: appearance: granule. flake softing point: 100--130 ℃ color: #9,#10 acid value: <0.3 ash content: <0.1 packaging: 25kgs per pp bags it has the following distinguished characteristics: light color, better fluidity, excellent anti-aging property. quick drying, good smudge resistance,strong resistance to weather recommended application field: paint, printing ink . if possible, please do not hesitate to contact us , we will always be at your service. our promise: quality first, customers superior, reasonable price