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    • 4. 发明申请
    • PROCESS FOR MANUFACTURING LIGHT GUIDE
    • 制造光指导的方法
    • US20100040986A1
    • 2010-02-18
    • US12440517
    • 2007-09-18
    • Masatoshi YamaguchiTomoaki ShibataTatsuya MakinoMasami OchiaiToshihiko TakasakiAtsushi Takahashi
    • Masatoshi YamaguchiTomoaki ShibataTatsuya MakinoMasami OchiaiToshihiko TakasakiAtsushi Takahashi
    • G03F7/20
    • G02B6/1221G02B6/138
    • The present invention relates to a process for producing an optical waveguide, including the steps of applying a cladding layer-forming resin onto a substrate and curing the resin to form a lower cladding layer; laminating a core layer-forming resin film on the lower cladding layer to form a core layer; subjecting the core layer to exposure to light and development to form a core pattern; and applying a cladding layer-forming resin over the core pattern to embed the core pattern therebeneath, and curing the resin to form an upper cladding layer, wherein the step of forming the core layer includes the steps of (1) allowing the core layer-forming resin film to be temporarily attached onto the lower cladding layer using a roll laminator, and (2) thermocompression-bonding the temporarily attached core layer-forming resin film onto the lower cladding layer under a reduced pressure. There is provided the process for producing an optical waveguide having a uniform core with a good productivity.
    • 本发明涉及一种光波导的制造方法,其特征在于,包括以下步骤:在基板上涂布包层形成树脂,使树脂固化形成下包层; 在下包覆层上层叠芯层形成树脂膜以形成芯层; 对芯层进行曝光和显影以形成芯图案; 以及在所述芯图案上涂布包层形成树脂以在其下方嵌入所述芯图案,并使所述树脂固化形成上包层,其中形成所述芯层的步骤包括以下步骤:(1) 使用辊式层压机将树脂膜暂时附着在下敷层上,(2)在减压下将临时附着的芯层形成树脂膜热压接在下包层上。 提供了具有均匀核心的具有良好生产率的光波导的制造方法。
    • 7. 发明授权
    • Optical waveguide and method for manufacturing the same
    • 光波导及其制造方法
    • US08620127B2
    • 2013-12-31
    • US12808537
    • 2008-12-11
    • Masatoshi YamaguchiTomoaki ShibataTakeshi OohashiAtsushi Takahashi
    • Masatoshi YamaguchiTomoaki ShibataTakeshi OohashiAtsushi Takahashi
    • G02B6/10
    • G02B6/138G02B6/1221
    • The invention provides an optical waveguide including a resin substrate containing an inorganic filler, and at least a UV-absorbing layer, a lower cladding layer, a patterned core layer, and an upper cladding layer laminated above the resin substrate in this order, wherein the core layer has been patterned through light exposure and development, and the UV-absorbing layer has a thickness of 10 to 50 μm, and a method for producing an optical waveguide, including a step of forming a UV-absorbing layer on a resin substrate containing an inorganic filler; a step of forming a lower cladding layer on the UV-absorbing layer; a step of forming a core layer on the lower cladding layer; a step of subjecting the core layer to light exposure to thereby transfer a pattern having a given shape to the core layer; a step of developing the core layer to thereby form a core pattern; and a step of forming an upper cladding layer on the patterned core layer. According to the present invention, an optical waveguide having a high-resolution core pattern can be produced.
    • 本发明提供了一种光波导,其包括含有无机填料的树脂基材,以及至少层叠在树脂基板上方的UV吸收层,下包层,图案化芯层和上包层,其中, 核心层通过曝光和显影进行图案化,并且UV吸收层的厚度为10至50μm,以及制造光波导的方法,包括在树脂基板上形成UV吸收层的步骤,所述树脂基板含有 无机填料; 在UV吸收层上形成下包层的步骤; 在下包层上形成芯层的步骤; 对芯层进行曝光的步骤,从而将具有给定形状的图案转印到芯层; 显影核心层从而形成芯图案的步骤; 以及在图案化芯层上形成上包层的步骤。 根据本发明,可以制造具有高分辨率芯图案的光波导。
    • 8. 发明申请
    • OPTICAL WAVEGUIDE AND METHOD FOR MANUFACTURING THE SAME
    • 光波导及其制造方法
    • US20110188827A1
    • 2011-08-04
    • US12808537
    • 2008-12-11
    • Masatoshi YamaguchiTomoaki ShibataTakeshi OohashiAtsushi Takahashi
    • Masatoshi YamaguchiTomoaki ShibataTakeshi OohashiAtsushi Takahashi
    • G02B6/12B05D3/00B32B37/02B32B37/06B32B37/10B32B37/14
    • G02B6/138G02B6/1221
    • The invention provides an optical waveguide including a resin substrate containing an inorganic filler, and at least a UV-absorbing layer, a lower cladding layer, a patterned core layer, and an upper cladding layer laminated above the resin substrate in this order, wherein the core layer has been patterned through light exposure and development, and the UV-absorbing layer has a thickness of 10 to 50 μm, and a method for producing an optical waveguide, including a step of forming a UV-absorbing layer on a resin substrate containing an inorganic filler; a step of forming a lower cladding layer on the UV-absorbing layer; a step of forming a core layer on the lower cladding layer; a step of subjecting the core layer to light exposure to thereby transfer a pattern having a given shape to the core layer; a step of developing the core layer to thereby form a core pattern; and a step of forming an upper cladding layer on the patterned core layer. According to the present invention, an optical waveguide having a high-resolution core pattern can be produced.
    • 本发明提供了一种光波导,其包括含有无机填料的树脂基材,以及至少层叠在树脂基板上方的UV吸收层,下包层,图案化芯层和上包层,其中, 芯层通过曝光和显影进行图案化,并且UV吸收层具有10至50μm的厚度,以及制造光波导的方法,包括在树脂基板上形成UV吸收层的步骤,该树脂基板含有 无机填料; 在UV吸收层上形成下包层的步骤; 在下包层上形成芯层的步骤; 对芯层进行曝光的步骤,从而将具有给定形状的图案转印到芯层; 显影核心层从而形成芯图案的步骤; 以及在图案化芯层上形成上包层的步骤。 根据本发明,可以制造具有高分辨率芯图案的光波导。