Facer and construction materials made therewith
View Patent ↗Electron beam curable resins or ultraviolet light curable resins can be used in combination with filler and other additives to make coated facers that can be used on insulation boards. Also disclosed are facers made of such composition, the process for making said facers and their use in insulation, building and construction boards. More specifically a flexible facer can be made by a process that comprises (1) applying a monomeric composition to a fiber mat, wherein the fiber mat is a non-asphaltic, non-cellulosic fiber mat, and wherein the monomeric composition is comprised of at least one monomer and/or at least one oligomer, and a filler, (2) initiating polymerization of the monomer within the monomeric composition by exposing the monomeric composition to ultraviolet light or an electron beam, and (3) allowing the monomer to polymerized to produce the flexible facer.
1. An insulation board having a non-elastic core and having at least one surface thereof bonded to an uncoated surface of a facer, wherein the insulation board has a thickness which is within the range of 0.2 inches to about 6 inches, wherein the non-elastic core is comprised of a foamed polymer selected from the group consisting of foamed polyurethane modified polyisocyanurate and foamed phenol-formaldehyde, wherein the facer is manufactured by a process comprising (1) applying a monomeric composition to a fiber mat, wherein the fiber mat is a non-asphaltic, non-cellulosic fiber mat, and wherein the monomeric composition is comprised of a monomer and a filler, wherein the monomer is selected from the group consisting of acrylate monomers and methacrylate monomers, wherein the monomeric composition is void of photoinitiators, wherein the monomeric composition consists substantially of solids, (2) initiating polymerization of the monomer within the monomeric composition by exposing the monomeric composition to an electron beam, and (3) allowing the monomer to polymerize to produce the flexible facer.
2. The insulation board of claim 1 wherein the monomeric composition is further comprised of a polymerizable oligomer.
3. The insulation board of claim 1 wherein the filler is an organic filler.
4. The insulation board of claim 1 wherein the filler is an inorganic filler.
5. The insulation board of claim 1 wherein the monomer and the oligomer are present in the monomeric composition at a level of 5 weight percent to 90 weight percent, and wherein the filler is present in the monomeric composition at a level of 5 weight percent to 95 weight percent.
6. The insulation board of claim 1 wherein the monomeric composition is further comprised of a dispersing aid for the filler.
7. The insulation board of claim 1 wherein the monomeric composition is further comprised of at least one agent selected from the group consisting of foaming agents, flow control agents, leveling agents, wetting agents, dispersing agents, defoamers, pigments, and biocides.
8. The insulation board of claim 1 wherein the polymeric composition is applied on the fiber mat at a level which is within the range of 2 g/ft 2 to 40 g/ft 2 .
9. The insulation board of claim 1 wherein the fiber mat is a glass mat and wherein the glass mat weighs from 4 g/ft 2 to 12 g/ft 2 .
10. The insulation board of claim 1 wherein the filler is a fire retardant.
11. The insulation board of claim 1 wherein the filler is aluminum trihydrate.
12. The insulation board of claim 1 wherein the filler is present in the monomeric composition at a level which is within the range of 30 weight percent to 50 weight percent.
13. The insulation board of claim 2 wherein the oligomer is selected from the group consisting of epoxy acrylate oligomers, urethane acrylate oligomers, and polyester acrylate oligomers.
14. The insulation board of claim 1 wherein the monomeric composition is void of silicon dioxide monospheres.
15. An insulation board having a non-elastic core and having at least one surface thereof bonded to an uncoated surface of a facer, wherein the insulation board has a thickness which is within the range of 0.2 inches to about 6 inches, wherein the non-elastic core is comprised of a foamed polymer selected from the group consisting of foamed polyurethane modified polyisocyanurate and foamed phenol-formaldehyde, wherein the facer is manufactured by a process comprising (1) applying a monomeric composition to a fiber mat, wherein the fiber mat is a non-asphaltic, non-cellulosic fiber mat, and wherein the monomeric composition is comprised of a monomer and a filler, wherein the monomer is selected from the group consisting of acrylate monomers and methacrylate monomers, wherein the filler is selected from the group consisting of organic fillers, clays, mica, talc, limestone, kaolin, gypsum, aluminum silicate, flame retardant aluminum trihydrate, ammonium sulfamate, antimony oxide, calcium silicate, calcium sulfate, zinc borate, and colemanite, wherein the monomeric composition consists substantially of solids, (2) initiating polymerization of the monomer within the monomeric composition by exposing the monomeric composition to an electron beam, and (3) allowing the monomer to polymerize to produce the flexible facer.
16. The insulation board of claim 1 wherein the foamed polymer is foamed polyurethane modified polyisocyanurate.
17. The insulation board of claim 1 wherein the foamed polymer is foamed phenol-formaldehyde.