| abstract |
The present invention relates to a method for producing a polybisphenyl sulfone polymer having a low chlorine content, a polybisphenylsulfone polymer thus obtained, a polybisphenylsulfone polymer having an organically bound chlorine content of less than 800 ppm, To a thermoplastic molding composition and moldings, fibers, films, membranes or foams containing the same, and to their use for producing moldings, fibers, films, membranes or foams. |