JP2017164685A5 - - Google Patents

Claims (7)

Including a metal base material that forms a concavo-convex pattern with a height difference exceeding 1.5 mm, a building board in which an ink receiving layer formed of a resin composition is disposed on the base material is 1 to 8 mm in length. After the surface treatment with a flame generated by burning a combustible gas injected at a flow rate of 30 to 200 L / min per 1 cm ^{2 of the} burner flame mouth, the ink jet printing is performed with actinic ray curable ink. The manufacturing method of a decorative building board including this.   The said ink receiving layer is a manufacturing method of the decorative building board of Claim 1 which is impermeable with respect to actinic-light curable ink. The method for producing a decorative building board according to claim 1 or 2, wherein the flow rate of the combustible gas is injected at a flow rate of 50 to 150 L / min per 1 cm ² of the flame outlet of the burner. The method for producing a decorative building board according to claim 1 or 2, wherein the flow rate of the combustible gas is injected at a flow rate of 70 to 120 L / min per 1 cm ^{2 of the} burner flame outlet. The method for producing a decorative building board according to any one of claims 1 to 4, wherein the actinic ray curable ink is an actinic ray curable cationic polymerizable ink . The decorative building board according to any one of claims 1 to 5 , wherein the building board is a metal siding material in which a core material and a back surface material are arranged on a side opposite to the ink receiving layer of the metal base material. Manufacturing method. The manufacturing method of the decorative building board of Claim 6 whose temperature of the said building board is 300 degrees C or less at the time of the said surface treatment.