■ Modified rosin resin
Modified rosin resin is composed of rorin, glycerin and pentaerythritol. It is light colored transparent solid with advantages such as high viscosity, good heat resistance, and good compatibility with polymer.
■ ACid Value (mgKOH/g):≤25
■ Color (Gardner):≤4
■ Quality index
Item
|
Glycerol ester of rosin
|
Rosin pentaerythrityl ester
|
138#
|
140#
|
142#
|
146#
|
Gardner color ≤
|
7
|
4
|
4
|
4
|
Softening point (ring and ball method)℃
|
88
|
92±2
|
103±2
|
105±2
|
Acid value ≤(mgKOH/g)
|
25
|
25
|
25
|
25
|
Solubility in benzene (1:1)
|
clear
|
■ Product features
Soluble cyclohexane, petroleum ether, toluene, dimethylbenzene, acetic ester, acetone and other solvents.
■ Uses
Hot melt adhesive: EVA glue stick, pressure-sensitive adhesive, etc.
■ Packing
Woven bag or kraft bag, net weight 25kg/bag
|