Polyarylene ether sulfone comprising naphthalic acid anhydride endgroups

Abstract

A polyarylene ether sulfone contains endgroups of formula (I), A molding composition contains the polyarylene ether sulfone; and a fiber, film, or shaped article can be produced using the molding composition.

1 - 16 . (canceled) 
     
     
         17 : A molding composition, comprising:
 from 5 to 95% by weight of at least one polyarylene ether sulfone comprising endgroups of formula (I),   
       
         
           
           
               
               
           
         
         from 5 to 95% by weight of at least one polyamide, and 
         optionally, at least one further component, 
         wherein a total proportion of all components by weight is 100%, based on the molding composition. 
       
     
     
         18 : The molding composition according to  claim 17 , comprising:
 from 30 to 75% by weight of the at least one polyarylene ether sulfone, and   from 25 to 70% by weight of the at least one polyamide.   
     
     
         19 : The molding composition according to  claim 17 , wherein the at least one polyamide is selected from the group consisting of PA 9T, PA 9T-co-8.1T, PA 6T6I, PA 6T66, PA 66T, and a mixture thereof. 
     
     
         20 : The molding composition according to  claim 17 , wherein the at least one further component is at least one polyarylene ether sulfone having no endgroups of formula (I),
 wherein the molding composition comprises 10 to 70% by weight of the at least one polyarylene ether sulfone having no endgroups of formula (I).   
     
     
         21 : The molding composition according to  claim 17 , wherein the at least one further component is at least one fibrous or particulate filler, and
 wherein the molding composition comprises 10 to 62.5% by weight of the at least one fibrous or particulate filler.   
     
     
         22 : A fiber, film, or shaped article, comprising the molding composition according to  claim 17 . 
     
     
         23 : The molding composition according to  claim 17 , wherein the at least one polyarylene ether sulfone comprises at least 15% of the endgroups of formula (I). 
     
     
         24 : The molding composition according to  claim 17 , wherein the at least one polyarylene ether sulfone comprises from 25% to 90% of the endgroups of formula (I). 
     
     
         25 : The molding composition according to  claim 17 , wherein the at least one polyarylene ether sulfone further comprises repeat units of general formula (II) 
       
         
           
           
               
               
           
         
         wherein 
         t and q are independently 0, 1, 2, or 3; 
         Q, T, and Y are independently in each case a chemical bond or a group selected from the group consisting of —O—, —S—, —SO 2 —, S═O, C═O, —N═N—, and —CRaRb-,
 wherein Ra and Rb are independently in each case a hydrogen atom, a C 1 -C 12 -alkyl group, a C 1 -C 12 -alkoxy group, or a C 6 -C 18 -aryl group, and 
 wherein at least one of Q, T, and Y is —SO 2 —; and 
 
         Ar and Ar 1  are independently an arylene group having from 6 to 18 carbon atoms. 
       
     
     
         26 : The molding composition according to  claim 17 , wherein the at least one polyarylene ether sulfone comprises at least one of the following repeat units: 
       
         
           
           
               
               
           
         
       
     
     
         27 : A molding composition, comprising at least one polyarylene ether sulfone comprising endgroups of formula (I), 
       
         
           
           
               
               
           
         
         wherein the molding composition comprises at least one polyamide selected from the group consisting of PA 9T, PA 9T-co-8.1T, PA 6T6I, PA 6T66, PA 66T, and a mixture thereof. 
       
     
     
         28 : A molding composition, comprising at least one polyarylene ether sulfone comprising endgroups of formula (I), 
       
         
           
           
               
               
           
         
         wherein the molding composition comprises from 10 to 62.5% by weight of at least one fibrous or particulate filler, based on a total weight of the molding composition.