abstract |
IMPROVED NONFLAMMABLE POLYSTYRENE MOLDING COMPOSITIONS CONTAINING 1-20% OF A BROMINATED POLYALKYLBENZENE OF THE FORMULA (R)M,(R'')N-BENZENE WHEREIN R IS BROMOMETHYL OR DIBROMOMETHYL, M IS AN INTEGER FROM 2 TO 4, INCLUSIVE, R'' IS ALKYL OF 1-3 CARBON ATOMS, BROMINE OR CHLORINE, AT LEAST ONE R'' BEING ORTHO TO EACH R, AND N IS AN INTEGER FRP, 1 TO 4, INCLUSIVE. |