Polyurethane adhesive for thermal insulation and decoration integrated board I. product overview two component polyurethane adhesive is the most important category of polyurethane adhesive, with wide application and large dosage. It is usually composed of two components a and B. the two components are packaged separately and can be prepared according to a certain proportion before use. Component a (main agent) is hydroxyl component, and component B (curing agent) is component containing free isocyanate group.
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