Poly(oxy(methyl-1,2-ethanediyl)), alpha-hydro-omega-hydroxy-, polymer with 2,4-diisocyanato-1-methylbenzene, cyclohexanol- and Et alc- and tetrahydroabietyl alc-blocked
Poly(oxy(methyl-1,2-ethanediyl)), alpha-hydro-omega-hydroxy-, polymer with 2,4-diisocyanato-1-methylbenzene, cyclohexanol- and Et alc- and tetrahydroabietyl alc-blocked