WOVEN FIBER-REINFORCED COMPOSITE MATERIAL AND METHOD OF MANUFACTURING SAME
A method of manufacturing a fiber-reinforced composite material includes applying a paint layer including pigment to a woven fiber sheet and drying the paint layer on the woven fiber sheet, imbedding the woven fiber sheet in a resin at a temperature below a melting temperature of the pigment to yield a resin and fiber composite, and applying an ultraviolet protectant coating to the resin and fiber composite.
1 . A method of manufacturing a fiber-reinforced composite material, the method comprising:
applying a paint layer including pigment to a woven fiber sheet and drying the paint layer on the woven fiber sheet;
imbedding the woven fiber sheet with a resin at a temperature below a melting temperature of the pigment to yield a resin and fiber composite;
applying an ultraviolet protectant coating to the resin and fiber composite.
2 . The method according to claim 1 , wherein the paint layer includes metallic flakes or particles to provide reflective flakes or particles in the dried paint layer.
3 . The method according to claim 1 , wherein the pigment comprises at least one of TiO 2 and ZnS to yield a white fiber-reinforced composite material.
4 . The method according to claim 1 , wherein the resin comprises a transparent thermoplastic comprising at least one of thermoplastic polyurethane, polycarbonate, polyamide 12, and polymethyl methacrylate.
5 . The method according to claim 1 , wherein the resin comprises transparent thermoset.
6 . The method according to claim 1 , comprising applying at least one transparent coating on the ultraviolet protectant coating to provide a glossy finish.
7 . The method according to claim 6 , wherein the ultraviolet protectant coating comprises a primer to facilitate adhesion of the at least one transparent coating.
8 . The method according to claim 1 , comprising applying an adhesion layer to the woven fiber sheet prior to applying the paint layer to facilitate adhesion of the paint layer.
9 . The method according to claim 1 , wherein the resin comprises a thermoplastic resin and imbedding comprises rolling the painted woven fiber through a thermoplastic resin bath and heating.
10 . The method according to claim 1 , wherein the resin comprises a thermoplastic resin and the method comprises cutting the resin and fiber composite and forming the resin and fiber composite to shape prior to applying the ultraviolet protectant coating.
11 . The method according to claim 1 , wherein the resin comprises a thermoset and imbedding comprises cutting the woven fiber to size and shape, placing the cut woven fiber in a mold, injection molding the thermoset resin, and curing.
12 . The method according to claim 1 , comprising overmolding a plastic rim over the resin and fiber composite prior to applying the ultraviolet protectant coating.
13 . A fiber-reinforced composite material comprising:
a woven fiber sheet painted with a layer of paint including a pigment to yield a painted sheet;
a resin matrix including the painted sheet disposed therein; and
an ultraviolet protectant coating disposed on the resin matrix including the painted sheet.
14 . The fiber-reinforced composite material according to claim 13 , comprising reflective metallic flakes or particles disposed in the layer of paint.
15 . The fiber-reinforced composite material according to claim 13 , wherein the pigment comprises at least one of TiO 2 and ZnS to yield a white fiber-reinforced composite material.
16 . The fiber-reinforced composite material according to claim 13 , wherein the resin matrix comprises a transparent thermoplastic comprising at least one of thermoplastic polyurethane, polycarbonate, polyamide 12, and poly methyl methacrylate.
17 . The fiber-reinforced composite material according to claim 13 , wherein the resin matrix comprises transparent thermoset.
18 . The fiber-reinforced composite material according to claim 13 , comprising at least one transparent coating disposed on the ultraviolet protectant coating to provide a glossy finish.
19 . The fiber-reinforced composite material according to claim 18 , wherein the ultraviolet protectant coating comprises a primer to facilitate adhesion of the at least one transparent coating.
20 . The fiber-reinforced composite material according to claim 13 , comprising an adhesion layer disposed between the woven fiber sheet and the paint layer to facilitate adhesion of the paint layer to the woven fiber sheet.
21 . The fiber-reinforced composite material according to claim 13 , wherein the woven fiber sheet comprises a woven glass fiber.
22 . An electronic device comprising the fiber-reinforced composite material according to claim 13 .