Acylated soybean lecithin which possessed improved hydrophilicity and an added unsaturated linkage in the molecular structure was synthesized by reacting maleic anhydride with edible soybean lecithin .

对市售食用级大豆磷脂进行了马来酸酐酰化改性，既提高了它的亲水性和乳化分散性，又引入了具有反应活性的 不 饱和 基团。