US Patent 9365718 Low chlorine fiber filled melt processed polyarylene sulfide composition

Melt processed polyarylene sulfide compositions are described as are methods of forming the melt processed polyarylene sulfide compositions. The melt processed polyarylene sulfide compositions are formed according to a melt processing method that includes melt processing a mixture that includes a starting polyarylene sulfide, a disulfide compound and a filler. The melt processed polyarylene sulfide compositions may provide low chlorine content products having excellent strength characteristics.