The content of acrylonitrile units in the graft component and {HEAD ~ the content} of {TAIL ~ 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 weight, based on the weight of resin phase , respectively 
The content of acrylonitrile units in the graft component and { HEAD ~ the content } of { TAIL ~ 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 weight , based on the weight of resin phase , respectively
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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