The content of {HEAD ~ acrylonitrile units} in the graft component and the content of the acrylonitrile units in resin phase, are from 20 to 30% by weight, based on the weight of the graft component and from 3 to 9 % by {TAIL ~ weight}, based on the weight of resin phase , respectively 
The content of { HEAD ~ acrylonitrile units } in the graft component and the content of the acrylonitrile units in resin phase , are from 20 to 30 % by weight , based on the weight of the graft component and from 3 to 9 % by { TAIL ~ weight } , based on the weight of resin phase , respectively
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH