2-Methyl-2-propenoic acid polymer with 2,2-dimethyl-1,3-propanediyl bis(2-methyl-2-propenoate), ethenylbenzene, 2-ethylhexyl 2-propenoate, 2-ethyl-2-[[(1-oxo-2-propenyl)oxy]methyl]-1,3-propanediyl di-2-propenoate and 2-methylpropyl 2-methyl-2-propenoate