Structural building elements having pressure-sensitive adhesive
a technology of structural building elements and adhesives, applied in the direction of girders, walls, joists, etc., can solve the problems of affecting the formation of strong adhesive bonds between building materials, affecting the bond strength, so as to achieve low (or no) bond strength, easy placement and repositioning
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[0016] As shown in FIG. 1, an exemplary building element 10 of the present invention has a three-dimensional body 12 with at least four major faces 14, 15, 16, 17. Exemplary building materials are preferably selected from the group consisting of wood, plywood, oriented strand board, gypsum, concrete, mortar, brick, or tile. Such materials can be shaped in the form of a wall stud, floor joist, beam (e.g., rectangular or “I” shaped cross-section profile), a rafter (e.g., a beam for supporting roofing panels), floor decking, wall sheathing, gypsum board, and the like. Most preferred building elements 10 will have a beam shape, as shown in the cross-sectional profile illustration of FIG. 1, or an I-beam shape, as shown in FIG. 2.
[0017] At least one face 14 of said at least four major faces has attached thereon a pre-formed, pressure-sensitive adhesive layer 20 comprising a polyolefin resin or a rubber adhesive having a minimum of 50% filler by total weight. The adhesive layer 20 has an...
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Abstract
Description
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Application Information
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