PROBLEM TO BE SOLVED: To provide a planar heating element for a light emitter, which is high in transparency and heat generation efficiency, and which is superior in shaping processability and adequate in resistance to moisture and heat.SOLUTION: A planar heating element 10 for a light emitter comprises a carbon nanotube layer 12 and a coating layer 13 on at least one face of a base material 11. In the planar heating element for a light emitter, the total light transmittance is 75% or more, and the change rate (R) of a surface resistance value after a wet heat test (an exposure under an atmosphere at 85°C and 85%RH for 500 hours) is 50% or less.SELECTED DRAWING: Figure 1

    【課題】透明性および発熱効率が高く、成型加工性に優れ、かつ湿熱耐久性が良好である発光体用面状発熱体を提供する。【解決手段】基材11の少なくとも一方に面に、カーボンナノチューブ層12および被覆層13を有する発光体用面状発熱体10であって、全光線透過率が75%以上、湿熱試験(85℃、85%RHの雰囲気下に500時間暴露)後の表面抵抗値変化率(R)が50%以下であることを特徴とする、発光体用面状発熱体。【選択図】図1


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    Title :

    PLANAR HEATING ELEMENT FOR LIGHT EMITTER AND LIGHT EMITTER


    Additional title:

    発光体用面状発熱体および発光体


    Contributors:

    Publication date :

    2017-09-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H05B ELECTRIC HEATING , Elektrische Heizung / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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