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反光材料專用粘合劑及其制備方法

發布時間: 2016-08-13 15:32   2552 次瀏覽
一種反光材料專用粘合劑及其制備方法—本發明是一種反光材料專用粘合劑,其特點是將聚酯多元醇、溶劑、異氰酸酯、偶聯劑、催化劑和耐老劑原料制得A組份,
異氰酸酯、低分子多元醇和溶劑為原料制得B組份,然后將A組份和B組份以一定比例混合即得到所需粘合劑。本發明的粘合劑具有優良的粘合性能和耐老性能,對
反光材料和基材之間有很強的粘合力,使用中受風吹雨淋不老化脫落,制成的反光膠膜,在太陽直接照射下,一年不發生黃變現象,而且成本低,使用工藝簡便。
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