Importance

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Abstract

A method for preparing and applying a polyurethane adhesive comprises: mixing a part A component and a part B component of a polyurethane compound; pouring the polyurethane compound onto a first non-stick film positioned on a planar mold; placing a second non-stick film on an upper surface of the polyurethane compound; applying a pressure to the first non-stick film and/or the second non-stick film to give the polyurethane compound a specified thickness; allowing the polyurethane compound to solidify for a first period of time to form a non-tack polyurethane adhesive; cutting the polyurethane adhesive and the two non-stick films according to a size of the mating surfaces of the two objects to be joined together; placing the cut polyurethane adhesive in contact with one of the mating surfaces and hold the other mating surface in contact with the polyurethane adhesive; and heating and applying pressure to the cut polyurethane adhesive.

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First Claim