{TAIL ~ A composition} 19, wherein said water soluble monomers are hydroxyalkyl vinyl ethers, wherein {HEAD ~ alkyl} has 2 to 4 carbon atoms 
{ TAIL ~ A composition } 19 , wherein said water soluble monomers are hydroxyalkyl vinyl ethers , wherein { HEAD ~ alkyl } has 2 to 4 carbon atoms
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH