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US 12,692,652 B2Granted
Renovation ceiling mat
AssigneeOwens Corning Intellectual Capital, LLC
InventorsDomenico Lacamera, Sander C. Hagens
Life of this patent
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Abstract
A mat for covering at least part of a ceiling made up of individual tiles. The mat renovates (e.g., improves, alters) the appearance of the ceiling. The mat is constructed so as to not impede the acoustical performance of the tiles being covered.
Claims10
A renovation mat comprising:
- a non-woven web of fibers;
- a first binder, which holds together the non-woven web of fibers before impregnation;
- a filler;
- and
- a second binder, used with the filler to impregnate the non-woven web of fibers;
- wherein the solids in the filler consist of aluminum trihydrate and, titanium dioxide, and is present in an amount of 100 g/m2 to 500 g/m2;
- wherein the filler comprises aluminum trihydrate in an amount of at least about 50% by weight of the solids in the filler;
- wherein the web of fibers and the first binder have an area weight of 70 g/m2 to 200 g/m2 prior to inclusion of the filler;
- and
- wherein the renovation mat has:
- an air porosity of at least 100/lm2/sec at 100 Pa according to ISO9237;
- and a ΔE≤2.
9 more elements
A renovation mat comprising:
- a non-woven web of fibers;
- a first binder, which holds together the non-woven web of fibers before impregnation;
- a filler;
- and
- a second binder, used with the filler to impregnate the non-woven web of fibers, wherein the second binder is a mixture of a latex binder and at least one additional binder selected from polyvinyl alcohol, acrylics, acrylic acids, epoxy, polyurethanes, melamine, urea formaldehyde, polyester resins, vinyl esters, starches, cellulose, saccharides, and combinations thereof;
- wherein the filler comprises a mixture of aluminum trihydrate and kaolin and is present in an amount of 100 g/m2 to 500 g/m2;
- wherein the filler comprises aluminum trihydrate in an amount of at least 30% by weight of the solids in the filler;
- wherein the web of fibers and the first binder have an area weight of 70 g/m2 to 200 g/m2 prior to inclusion of the filler;
- and wherein the renovation mat has:
- an air porosity of at least 100/lm2/sec at 100 Pa according to ISO9237;
- and
- a ΔE≤1.
9 more elements
Dependencies are inferred from the claim text.