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pu caulking agent profileThe full name of polyurethane caulking agent is one-component polyurethane FOAM gap filling agent known as foaming agent, FOAM rubber, PU in English terms is aerosol product of technology and the integration technology of polyurethane FOAM. It is a kind of polyurethane prepolymer, foaming agent, catalyst loading in pressure aerosol cans of special polyurethane products. When material spewed from aerosol cans, foam shaped polyurethane material can rapidly expand and with moisture in the air or come into contact with the substrate curing reaction to form bubble. Cured foam has many functions, caulking, bonding, sealing, heat insulation, sound-absorbing, and other effects, it is a kind of environmental protection and energy saving, easy to use building materials, and suitable for sealing leak, fills up the seams, fixed bonding, heat preservation sound insulation.
