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随着包装工业的发展,包装材料工业近几年来发展也相当迅速,不仅是纸塑复合料得到了广泛的应用,塑/塑复合材料在包装领域中应用也相当普遍。在高档商品和医药品的包装中,真空镀铝复合薄膜、铝箔/塑料复合材料,纸/塑料/铝箔多层复合材料的应用也日益增多,但制造这些软包装复合材料用的粘合剂目前仍有一定数量需要进
With the development of the packaging industry, the packaging material industry has also developed quite rapidly in recent years. Not only is the paper-plastic composite material widely used, but also the plastic / plastic composite material used in the packaging field is quite common. In the high-end packaging of goods and pharmaceuticals, the application of vacuum aluminum composite film, aluminum foil / plastic composite material, paper / plastic / aluminum foil multilayer composite material is also increasing day by day. However, adhesives for manufacturing these flexible packaging composite materials are still A certain number of need to enter