CN106085322A - 一种应用于led植物生长灯芯片封装的耐热高透光改性环氧树脂胶 - Google Patents

一种应用于led植物生长灯芯片封装的耐热高透光改性环氧树脂胶 Download PDF

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CN106085322A
CN106085322A CN201610452145.4A CN201610452145A CN106085322A CN 106085322 A CN106085322 A CN 106085322A CN 201610452145 A CN201610452145 A CN 201610452145A CN 106085322 A CN106085322 A CN 106085322A
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秦廷廷
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Fuyang City Light Illuminates Bright Science And Technology Ltd
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    • H01L33/00Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
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Abstract

本发明公开了一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶,这种封装胶加入了纳米二氧化硅、二苯基硅二醇、氧化石墨烯等原料,改善了传统环氧胶的力学性能和光学性能,更为耐热聚光,加入的聚吡咯提升了胶料的防腐性能,加快固化速度;本发明制备的环氧胶与现有技术相比具有良好的粘结强度,封装密实,疏水耐热,散热增透,延长了芯片使用寿命,获得更好的出光强度,植物有效照射率提高,高效节能,使用简单,应用前景良好。

Description

一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧 树脂胶
技术领域
本发明涉及LED封装胶技术领域,尤其涉及一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶。
背景技术
植物生长过程中光照是一个至关重要的因素,在种植过程中,因为自然条件的变化,尤其是在晚秋和冬季,植物的光照明显不足,此时室内补充照明就显得尤为重要了。LED光源是近年来崛起的在农业领域较为理想的人工光源,较之传统光源,LED光源节能环保,光谱纯净,贴合植物生长的波长范围,拥有巨大的市场需求量。
LED植物生长灯多是由若干均匀分布的单灯组合而成,其中单灯是由若干个发光芯片封装而成,生产过程一般为固晶、焊线、灌封、切割、测试、包装这几个流程,其中灌封胶的性能将直接影响到芯片的出光效率和使用寿命,目前LED植物灯在应用过程中存在的问题主要是发光效率低,光分散度高,而大功率的芯片封装又存在散热性差、使用寿命短等问题。
发明内容
本发明目的就是为了弥补已有技术的缺陷,提供一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶。
本发明是通过以下技术方案实现的:
一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶,所述的改性环氧树脂胶由以下重量份的原料制得:双酚A环氧树脂50-60、聚吡咯6-8、二苯基硅二醇4-5、氧化石墨烯1-2、纳米二氧化硅5-8、硅烷偶联剂0.1-0.2、间苯二胺10-20、异丙醇铝0.5-1、丁基缩水甘油醚5-10。
所述的改性环氧树脂胶由以下步骤制得:
(1)将纳米二氧化硅与硅烷偶联剂混合研磨分散20-30min备用;
(2)将异丙醇铝、氧化石墨烯投入丁基缩水甘油醚中,密闭超声搅拌混合3-5h,制成透明溶胶备用;
(3)将其它剩余物料混合均匀后依次加入步骤(1)、步骤(2)制备的物料,添加完毕后搅拌混合20-30min,混合物料再经过滤、真空脱泡后涂覆于芯片或荧光层上,待其完全固化后即完成封装。
本发明制备了一种用于植物生长灯LED芯片封装的改性环氧树脂胶,这种封装胶加入了纳米二氧化硅、二苯基硅二醇、氧化石墨烯等原料,改善了传统环氧胶的力学性能和光学性能,更为耐热聚光,加入的聚吡咯提升了胶料的防腐性能,加快固化速度;本发明制备的环氧胶与现有技术相比具有良好的粘结强度,封装密实,疏水耐热,散热增透,延长了芯片使用寿命,获得更好的出光强度,植物有效照射率提高,高效节能,使用简单,应用前景良好。
具体实施方式
该实例锂改性环氧树脂胶由以下重量份的原料制得:双酚A环氧树脂50、聚吡咯6、二苯基硅二醇4、氧化石墨烯1、纳米二氧化硅5、硅烷偶联剂0.1、间苯二胺10、异丙醇铝0.5、丁基缩水甘油醚5。
该改性环氧树脂胶由以下步骤制得:
(1)将纳米二氧化硅与硅烷偶联剂混合研磨分散20min备用;
(2)将异丙醇铝、氧化石墨烯投入丁基缩水甘油醚中,密闭超声搅拌混合3h,制成透明溶胶备用;
(3)将其它剩余物料混合均匀后依次加入步骤(1)、步骤(2)制备的物料,添加完毕后搅拌混合20min,混合物料再经过滤、真空脱泡后涂覆于芯片或荧光层上,待其完全固化后即完成封装。
产品性能测试结果如下:
拉伸强度:68.3MPa;吸水率(25℃):0.62%;吸水率(100℃):2.35%;折射率:1.582;透光率:90.5%。

Claims (2)

1.一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶,其特征在于,所述的改性环氧树脂胶由以下重量份的原料制得:双酚A环氧树脂50-60、聚吡咯6-8、二苯基硅二醇4-5、氧化石墨烯1-2、纳米二氧化硅5-8、硅烷偶联剂0.1-0.2、间苯二胺10-20、异丙醇铝0.5-1、丁基缩水甘油醚5-10。
2.如权利要求1所述的一种应用于LED植物生长灯芯片封装的耐热高透光改性环氧树脂胶,其特征在于,所述的改性环氧树脂胶由以下步骤制得:
(1)将纳米二氧化硅与硅烷偶联剂混合研磨分散20-30min备用;
(2)将异丙醇铝、氧化石墨烯投入丁基缩水甘油醚中,密闭超声搅拌混合3-5h,制成透明溶胶备用;
(3)将其它剩余物料混合均匀后依次加入步骤(1)、步骤(2)制备的物料,添加完毕后搅拌混合20-30min,混合物料再经过滤、真空脱泡后涂覆于芯片或荧光层上,待其完全固化后即完成封装。
CN201610452145.4A 2016-06-21 2016-06-21 一种应用于led植物生长灯芯片封装的耐热高透光改性环氧树脂胶 Withdrawn CN106085322A (zh)

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CN112074025A (zh) * 2020-06-18 2020-12-11 常州市超顺电子技术有限公司 一种发热线圈板

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112074025A (zh) * 2020-06-18 2020-12-11 常州市超顺电子技术有限公司 一种发热线圈板

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