US Patent 10133309 Method of manufacturing case frame and electronic device having it

A method of manufacturing a case frame is provided. The method includes forming a mold for forming an ultraviolet molding pattern layer, laminating a hard coating layer on a transfer resin film, laminating an ultraviolet molding pattern layer on the hard coating layer, laminating a deposition layer on the ultraviolet molding pattern layer, laminating a printing layer on the deposition layer, and performing transfer IMD on an injection product using a transfer resin film, on which the printing layer, the deposition layer, the ultraviolet molding pattern layer, and the hard coating layer are successively laminated.