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US 2018/0022040 A1Published application
Bonding Polytetrafluoroethylene Sheeting to Cementitious, Stone, Tile, Fiberglass and Metal Surfaces
AssigneeMascorp, Ltd.
InventorsGeorge More, James Jackson Henry
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Abstract
The disclosure provides a method for the bonding of polytetrafluoroethylene sheets of various thicknesses to various surfaces. A method may include removing contaminants from a substrate for the application of the polytetrafluoroethylene sheet; applying adhesive to an etched side of the polytetrafluoroethylene sheet; and installing the polytetrafluoroethylene sheet to the substrate.
Claims20
A system comprising:
- a polytetrafluoroethylene sheet;
- and
- an adhesive, wherein the adhesive comprises an aliphatic amine;
- a 1,2,3,6-tetrahydromethyl-3,6-methano-phthalicanhydride;
- a polymer of epichlorohydrin;
- a phenol-formaldehyde novolac;
- a ceramic-filled epoxy;
- a 3,3′-oxybis(ethyleneoxy)bis(propylamine);
- an aminophenol (or aminophenol substitutes);
- a polyglycol diamine;
- an acid salt;
- a glycerol;
- a diethyleneglycol monoethyl ether;
- an alcohol derivative;
- ethylene glycol;
- or combinations thereof.
13 more elements
A method for a bonding of a polytetrafluoroethylene sheet to a substrate, the method comprising:
- removing contaminants from a substrate for application of the polytetrafluoroethylene sheet;
- applying adhesive to an etched side of the polytetrafluoroethylene sheet;
- and
- applying the polytetrafluoroethylene sheet to the substrate.
1 more element
Dependencies are inferred from the claim text.