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