K-PURE TAG-2689 is a quaternary ammonium blocked triflic acid thermal acid generator specifically designed for use in thermally cured microlithography coatings. K-PURE TAG-2689 can also be used to catalyze the polymerization of epoxy resins and ring opening polymerization of cyclic ethers as well as other monomers capable of undergoing cationic polymerization.
        
    
        
            Chemistry
            Quarternary ammonium blocked super acid catalyst
        
    
        
            Application Advantage
            Low trace metals
        
    
        
            Formulation Advantage
            No volatile by-products after activation
        
    
        
            Formulation Advantage
            Sharp activation profile
        
    
        
            Market Application
            Siloxane etch stop hardmasks
        
    
        
            Market Application
            Resists
        
    
        
            Product Group
            Thermal acid generator