Patent ID: 8067088
Filing Date: 2011-11-29
Classification: B29B,C08J,Y10T

Abstract:
1. Pellets of unadulterated brominated anionic styrenic polymer having (i) a bromine content of at least about 50 wt % and (ii) a melt flow index, measured at 220° C. under a load of 2.16 kg, of at least 4.5 g/10 min, said pellets being further characterized in that (iii) no more than about 5 wt % of the pellets as formed and packaged are fines or dusts that pass through a standard US No. 40 sieve and (iv) at least about 70 wt % of the pellets are retained on a standard US No. 40 sieve and no more than about 30 wt % are retained on a standard US No. 5 sieve.