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US 2026/0209574 A1Published application
Water activated adhesive mixture
AssigneeJohns Manville
InventorsThomas John Fellinger, Guodong Zheng
Life of this patent
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Abstract
Described is an adhesive coating that can be applied, for example, to a surface of the insulation product. The adhesive coating includes between about 15-40% by weight of the adhesive coating of at least one of polystyrene-maleic anhydride (SMA) and polyacrylic acid (PAA), between about 15 and 50% by weight of the adhesive coating of a polyvinyl alcohol, between about 0.05% and 1.0% by weight of a homogenizer, and between about 20 and 40% by weight of the adhesive coating of a starch paste. The adhesive is activated with the application of liquid water.
Claims18
A method of installing insulation, comprising:
- providing an insulation product comprising an insulation material coupled to a dry adhesive layer comprising:
- a compound chosen from polyacrylic acid (PAA), styrene maleic anhydride (SMA), or combinations thereof;
- a polyvinyl alcohol (PVOH);
- at least one starch;
- and
- at least one homogenizer that inhibits separation of the adhesive;
- wetting the dry adhesive layer to produce a wetted adhesive layer;
- coupling the wetted to adhesive layer to an object;
- adjusting the position of the insulation product relative to the object as necessary;
- allowing the wetted adhesive layer to dry.
7 more elements
Dependencies are inferred from the claim text.