each of the polymer having repeating units represented by the chemical formula and the polymer having repeating units represented by the chemical formula is a non halogenated polymer having {HEAD ~ a polymer structure} including {TAIL ~ no halogen atom} 
including
each of the polymer having repeating units represented by the chemical formula and the polymer having repeating units represented by the chemical formula is a non halogenated polymer having { HEAD ~ a polymer structure } including { TAIL ~ no halogen atom }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL