一、TPE粘合PP原理:
TPE包膠PP是將TPE與PP兩種材料粘在一起,TPE與PP的粘合,可以不借助膠黏劑,而直接通過先后兩次注塑工藝,在注塑溫度下,兩種材料自然而然粘合在一起,而且粘合強度不亞于強力粘膠。
TPE與PP兩種原材料能夠如此粘接在一起,是因為高分子化學的解釋是相近溶解度參數或極性的聚合物材料具有很好的相容性。TPE的溶解度參數是7.2,而PP溶解度參數是7.6,兩種材料溶解度非常接近。因此,TPE材料幾乎不需要做任何改性,就可與PP聚丙烯塑料很好的粘接在一起。
| 產品說明Product description | ||||
| ·TU9512黑是一款聚氨酯材料.可以快速成型性,不粘模具。高強度,高回復性。 ·TU9512黑 is a kind of polyurethane material which has high strength and high resilience performance.Also it can be taken shape rapidly,non-stick mold.
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| 關鍵特性Key characteristic | ||||
| 1.高強度,高韌性High strength and high toughness. 2.超高的耐磨性和回彈性Excellent wear resistance and high resilience. 3.成型速度快,不析出Rapid molding,no precipitation. | ||||
| 功能Function | ||||
| 產品應用 Main application | 手機保護套Phone protective cover | 電腦產品Computer products | ||
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| 儀器外殼Instrument shell | 體育用品Sports equipment | ||
| 加工方法Processing method | 注塑成型Injection molding | |||
| 環保認證 Environmental certification | ROHS | REACH | EN71-3 | |
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| PAHS | ASTM-F963 | Phthalate | |
| 顏色Color | 黑色 Black | |||
| 氣味Smell | 少許樹脂味A little resin smell | |||
| 外型Appearance | 圓球形小顆粒Cylindrical particle,about 3mm×1.5mm | |||
| 儲藏期Storage period | 常溫下通風干燥,12個月Ventilated dry at normal temperature,about 12 months | |||
| 包裝方式Packaging method | 25公斤/袋 25kg/bag | |||


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