FIELD: polymer materials. SUBSTANCE: composition contains polybutadiene particles dispersed in polystyrene wherein indicated particles have mean-volume diameter 6 to 13 mcm, content of gel ranges from 25 to 35 wt %, and degree of swelling ranges from 13 to 22. EFFECT: acquired flon resistance. 12 cl, 1 dwg, 3 tbl, 9 ex
Authors
Dates
2004-01-27—Published
2001-10-23—Filed