A toughener comprising a trithiocarbonate polymer having an epoxy end group is described which is utilized with various thermosettable polymers such as epoxy, polyurethane, and the like. A toughened composition is made by curing the thermosettable polymer and the toughener utilizing various curing agents.
描述了一种由具有环氧端基的
三硫代碳酸酯聚合物组成的增韧剂,它可与各种热固性聚合物(如环氧
树脂、聚
氨酯等)一起使用。通过使用各种固化剂固化热固性聚合物和增韧剂,可制成增韧组合物。