Polyester polyols liquid at room temperature on the basis of 2-methylbutane diol-1,4, process for their preparation and their use in the preparation of synthetic resins by the polyisocyanate-polyaddition process

摘要

the invention describes the liquid units with the structure och₂ - ch (ch₃) - ch₂ - containing polyester polyols ch₂o tied with an average functionality of 2 to 3, a hydroxylzahl from 25 to 300, a säu