Adducts useful as solvents are prepared from lactams and an aliphatic, cycloaliphatic or araliphatic alcohol or thioalcohol. Solutions of the adducts in the lactam, alcohol or thioalcohol are also disclosed as well as a process for preparing the adducts and solutions thereof.
从内酰胺和脂肪族,环状脂肪族或芳基脂肪族醇或
硫醇制备出有用作溶剂的加合物。本发明还揭示了内酰胺、醇或
硫醇中加合物的溶液以及制备加合物及其溶液的过程。