. . . "The diluent polymers are exemplified by, but not limited to: homopolymers and copolymers of olefins, such as polyethylene, including high density polyethylene, low density polyethylene, ultra-low density polyethylene, linear low density polyethylene, polypropylene, as well as ethylene/propylene copolymers, polystyrene copolymers, ethylene/acrylate or alkacrylate copolymers, ethylene/acrylic acid o" . .