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            | UV-329 | 
           
          
            
	
		
			| Category: | 
			benzotriazole | 
		 
		
			| CAS No.: | 
			3147-75-9 | 
		 
		
			| Chemical name: | 
			2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol | 
		 
		
			| Molecular formula: | 
			C20H25N3O | 
		 
		
			| Molecular weight: | 
			323.4 | 
		 
		
			| Structural formula: | 
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			| Technical index: | 
			
			
				
					
						| appearance | 
						almost white powder | 
					 
					
						| content(GC) | 
						99.0%min | 
					 
					
						| melting point | 
						101~105℃ | 
					 
					
						| volatile matter | 
						0.2%max | 
					 
					
						| ash content | 
						0.1%max | 
					 
					
						| light transmittance | 
						440nm | 
						97%min | 
					 
					
						| 500nm | 
						98%min | 
					 
				
			 
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			| Application: | 
			
			 OCTASORB UV-329 is excellent benzotriazole ultraviolet absorbent. It is widely used in PE, PP, PS, PVC, polyester, epoxy resin, ABS resin and polypropylene fibre fields. 
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			| Packaging: | 
			20kg fiber can or according to customer requirement | 
		 
		
			| Storage: | 
			in seal, in dry and in dark | 
		 
	
 
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