Polyaminoester and their application in dental compositions

Abstract

Dental compositions comprising at least a polymerizable monomer and/or at least a polyaminoester that are prepared by reaction of bis- or polyacrylic esters and amines, pigments, organic and/or inorganic fillers, initiators and stabilizers.

We claim  
     
         1 . Dental compositions comprising at least a polymerizable monomer and/or at least a polyaminoester of formulas 1 to 6, pigments, organic and/or inorganic fillers, initiators and stabilizers.  
       
         
           
           
               
               
           
         
       
       wherein 
 R 1  denotes is a difunctional substituted or unsubstituted C 1  to C 18  alkylene, difunctional substituted or unsubstituted cycloalkylene, difunctional substituted or unsubstituted C 5  to C 18  arylene or heteroarylene, difunctional substituted or unsubstituted C 5  to C 18  alkylarylene or alkylheteroarylene, difunctional substituted or unsubstituted C 7  to C 30  alkylene arylene,  
 R 2  denotes is a difunctional substituted or unsubstituted C 1  to C 18  alkylene, difunctional substituted or unsubstituted cycloalkylene, difunctional substituted or unsubstituted C 5  to C 18  arylene or heteroarylene, difunctional substituted or unsubstituted C 5  to C 18  alkylarylene or alkylheteroarylene, difunctional substituted or unsubstituted C 7  to C 30  alkylene arylene,  
 R 3  denotes H or a substituted or unsubstituted C 1  to C 18  alkylene, substituted or unsubstituted cycloalkylene, substituted or unsubstituted C 5  to C 18  arylene or heteroarylene, substituted or unsubstituted C 5  to C 18  alkylarylene or alkylheteroarylene, substituted or unsubstituted C 7  to C 30  alkylene arylene,  
 n is an integer.  
 
     
     
         2 . Dental composition of  claim 1 , wherein said polyaminoester is characterized by the following formulas  
       
         
           
           
               
               
           
         
       
       wherein 
 R 1  denotes is a difunctional substituted or unsubstituted C 1  to C 18  alkylene, difunctional substituted or unsubstituted cycloalkylene, difunctional substituted or unsubstituted C 5  to C 18  arylene or heteroarylene, difunctional substituted or unsubstituted C 5  to C 18  alkylarylene or alkylheteroarylene, difunctional substituted or unsubstituted C 7  to C 30  alkylene arylene,  
 R 2  denotes is a difunctional substituted or unsubstituted C 1  to C 18  alkylene, difunctional substituted or unsubstituted cycloalkylene, difunctional substituted or unsubstituted C 5  to C 18  arylene or heteroarylene, difunctional substituted or unsubstituted C 5  to C 18  alkylarylene or alkylheteroarylene, difunctional substituted or unsubstituted C 7  to C 30  alkylene arylene, and  
 n is an integer.  
 
     
     
         3 . Dental composition of  claim 1 , wherein said polyaminoesters preferably is characterized by the following formula  
       
         
           
           
               
               
           
         
         wherein n is an integer.  
       
     
     
         4 . Dental composition of  claim 1 , wherein said polyaminoesters preferably is characterized by the following formula  
       
         
           
           
               
               
           
         
         wherein n is an integer.  
       
     
     
         5 . Dental composition of  claim 1 , wherein said polyaminoesters are composed of polyamines and bis- or polyacrylates.  
     
     
         6 . Dental composition of  claim 1 , wherein said polyaminoesters are copolymerized with monomers that are usable for step-growth polymerization, preferably with di- or polyepoxides or di- or polyisocyanates.  
     
     
         7 . Dental composition of  claim 1 , wherein said polymerizable monomer preferably is hydroxyethyl methacrylate, hydroxyethylacrylate, hydroxypropyl methacrylate, ethyleneglykol dimethacrylate, diethyleneglykol dimethacrylate, triethyleneglykol dimethacrylate, 3,(4),8,(9)-Dimethacryloyl-(oxymethyl)-tricyclo-5.2.1.0  2,6  decane, trimethylolpropane triacrylate or trimethylolpropane trimethacrylate, N,N′-dimethylaminoethyl methacrylate.  
     
     
         8 . Dental composition of  claim 1 , wherein said fillers are functionalized or non-functionalized organic polymers or wherein said fillers are inorganic or organic, reactive or non-reactive, surface modified or non-modified glasses such as polymer granulate or a combination of organic and/or inorganic fillers, strontium alumo silicate glass, La 2 O 3 , BiPO 4 , ZrO 2 , BaWO 4 , CaWO 4 , SrF 2 , Bi 2 O 3 .  
     
     
         9 . Dental composition of  claim 1 , applicable as root canal sealing material.  
     
     
         10 . Dental composition of  claim 1 , applicable as temporary crown & bridge material.