Phenol, 4,4'-(1-methylethylidene)bis-, polymer with N1-(2-aminoethyl)-1,2-ethanediamine, 2-(chloromethyl)oxirane, 2-(methylamino)ethanol and α,α'-[(1-methylethylidene)di-4,1-phenylene]bis[ω-hydroxypoly(oxy-1,2-ethanediyl)], acetate (salt)