行家说UV 导读:
行家说UV了解到,海辉新材料和迪优未来公布了最新的研究进展。
一种具有良好散热性能的UV-LED封装结构及其制备方法
迪优未来科技(清远)有限公司这一发明属于UVLED封装的技术领域,具体涉及一种具有良好散热性能的UVLED封装结构及其制备方法。所述UVLED封装结构包括UVLED芯片组件与半导体制冷组件。
该封装结构可以使UVLED芯片和半导体制冷组件之间除焊料外无其他材料间隔;UVLED芯片安装方式由引线键合改为倒装焊接,使得UVLED的出光面不再受引线干扰。相较于传统的外置散热器封装结构,本封装结构的系统热阻更低,散热效果更好,出光效率更高,且设计自由度高,可自由组合芯片、基板、半导体制冷组件以及玻璃等产品结构的材料与规格,所形成的封装结构体积小,可单独使用,也可集成于其他系统的电路中共用,能够实现大规模量产的产品设计。
加入UV LED群,可添加岑夕(cenxitalk)
一种LED-UV固化轮转印刷机
广东海辉新材料科技有限公司发明涉及轮转印刷机领域,尤其涉及一种LEDUV固化轮转印刷机,包括底座,底座上端设置有安装架,安装架上分别安装有第一传送带、第二传送带、主输送带,其中主输送带的两端远离安装架均安装有调节装置,且位于安装架上安装有固化舱,固化舱内设置有多个UV烘干灯。
这一发明中,通过在主输送带的两侧分别安装可独立驱动的气缸,使得在对纸张进行高温烘干时,可以通过调节气缸以带动主输送带进行调整,从而使得纸张与固化舱内的UV烘干灯保持安全距离,以保证更均匀的进行烘干,大大提高了其烘干效率,保证了在纸张烘干时不会出现形变,提高了印刷质量。
来源:综合整理
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一团队研发出奈米级AlGaN发光装置,将用于紫外LED上
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