■ Maleic modified rosin resin 
   Maleic modified rosin resin is composed of gum rosin and maleic anhydride. It is light colored transparent solid. 
■ ACid Value (mgKOH/g):≤25 
■ Color (Gardner):≤6 
■ Quality index 
	
		
			| 
			 Item 
			 | 
			
			 Maleic modified rosin resin 
			 | 
			
			 Water-soluble ink resin 
			 | 
		 
		
			| 
			 442# 
			 | 
			
			 424# 
			 | 
			
			 426# 
			 | 
		 
		
			| 
			 Gardner color ≤ 
			 | 
			
			 6 
			 | 
			
			 6 
			 | 
			
			 9 
			 | 
		 
		
			| 
			 Softening point (ring and ball method)℃ 
			 | 
			
			 128±2 
			 | 
			
			 120±2 
			 | 
			
			 125±2 
			 | 
		 
		
			| 
			 Acid value ≤(mgKOH/g) 
			 | 
			
			 25 
			 | 
			
			 25 
			 | 
			
			 155-165 
			 | 
		 
		
			| 
			 Solubility in benzene (1:1) 
			 | 
			
			 clear 
			 | 
		 
	
 
■ Product features 
  Stable color, no yellowing, good heat stability, strong adhesion. 
■ Uses 
   The product can be used in paint and coating industries. 426# can be used in water-soluble ink. 
■ Packing 
    Woven bag or kraft bag, net weight 25kg/bag 
 |