what is the difference between polyurethane adhesive and epoxy resin adhesive?
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Post: 2023年10月26日 103read Comments Off
polyurethane adhesives are mainly composed of ammonium isocyanate, polyols, hydrocarbon-containing polyethers, polyester and epoxy resins, fillers, catalysts and solvents. it has many excellent properties such as high reactivity, curing at room temperature, and impact resistance.