iii) blending a predetermined amount of the polymer asphalt master batch with a predetermined amount of {HEAD ~ the asphalt cross} linking {TAIL ~ agent blend} to form a PMA blend; and 
linking
iii ) blending a predetermined amount of the polymer asphalt master batch with a predetermined amount of { HEAD ~ the asphalt cross } linking { TAIL ~ agent blend } to form a PMA blend ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH