(Meth)acrylates of polyhydric alcohols are prepared by reacting (meth)acrylic acid and the corresponding polyhydric alcohol in the presence of at least one acidic catalyst and, if required, at least one polymerization inhibitor and in the presence or absence of a solvent, by a process in which the polyhydric alcohol used contains less than 500 ppm of bound formaldehyde.
(多羟基
乙醇的(甲基)
丙烯酸酯的制备方法是:在至少一种酸性催化剂和至少一种聚合
抑制剂(如需要)的存在下,并在有或无溶剂的情况下,使(甲基)
丙烯酸和相应的多羟基
乙醇反应,所用多羟基
乙醇的结合
甲醛含量低于 500 ppm。