The flexibility obtained through the use of the three monomers (A,B and S) provides the specific material behaviour as described below:
Acrylonitrile provides:
Chemical resistance
Ageing resistance
Hardness
Toughness
Gloss
Melt strength
Butadiene provides:
Low temperature ductility
flexibility
Melt strength
Styreen provides:
Excellent flow properties
Gloss
Hardness
Stifness