 adding a crosslinking agent to {HEAD ~ the colorant emulsion} so as to form {TAIL ~ the cross} linked core shell particle 
to form
adding a crosslinking agent to { HEAD ~ the colorant emulsion } so as to form { TAIL ~ the cross } linked core shell particle
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH