The chemically modified star branched block copolymer 23 wherein {HEAD ~ each branch} of said {TAIL ~ initial block copolymer} also contains polymerized units of an aryl substituted olefin  
of
The chemically modified star branched block copolymer 23 wherein { HEAD ~ each branch } of said { TAIL ~ initial block copolymer } also contains polymerized units of an aryl substituted olefin
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH