熱塑性彈性體如今應(yīng)用越來越廣泛了,除了應(yīng)用在汽車等工業(yè)外,下面為大家介紹:熱塑性彈性體作為材料所必須滿足的條件是什么
材料要與人體組織、血液、體液等接觸,有的甚至性植入體內(nèi)。因此,這類材料必須具有優(yōu)良的生物體可替代性(力學(xué)性能、功能性)、生物相容性和血液相容性。熱塑性彈性體同樣需滿足下列基本條件:
(1)在化學(xué)上是惰性的,不會因與體液接觸而發(fā)生反應(yīng);
(2)對人體組織不會引起炎癥和異物反應(yīng);
(3)不會致癌;
| 產(chǎn)品說明Product description | ||||||||
| ·SU65B-01是一款高性能新型的高分子材料,具有優(yōu)異的耐磨、耐污耐舊、耐熱性能。 ·SU65B-01is a new kind of high performance polymer material which has excellent wear resistance,stain resistance,old resistance and heat resistance properties. | ||||||||
| 關(guān)鍵特性Key characteristic | ||||||||
| 1.表面微亮,手感細膩柔軟爽滑A little bright on the surface,exquisite,smooth and soft touch. 2.粘接強度非常高,可粘接材質(zhì):ABS、PC 、TPU Very high bonding strength,adhesive materials:ABS、PC、TPU. 3.超耐磨高強度,高回復(fù)性,抗變形Excellent wear resistance and deformation resistance,high strength and resilience. 4.成型快、不粘模具Rapid molding,non-stick mold. | ||||||||
| 功能Function | ||||||||
| 產(chǎn)品應(yīng)用 Main application | 智能腕帶Smart bracelet | 手機保護套Phone protective cover | ||||||
| 儀器外殼Instrument shell | 電子器件粘膠配件Electronic plastic accessories | |||||||
| 加工方法Processing method | 注塑、擠出成型Injection and extrusion molding | |||||||
| 環(huán)保認(rèn)證 Environmental certification | ROHS | REACH | EN71-3 | |||||
| PAHS | ASTM-F963 | Phthalate | ||||||
| 顏色Color | 白色White | |||||||
| 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(fēng)干燥,24個月Ventilated dry at normal temperature,about 24 months | |||||||
| 包裝方式Packaging method | 25公斤/袋 25kg/bag | |||||||
| 物理性能Physical properties | 結(jié)果Result | 單位Unit | 方法Method | 成型條件Molding condition | ||||
| 比重Specific gravity | 1.16±0.02 | g/cm3 | ASTM D792 | 干燥溫度Drying temp 90 ℃ | ||||
| 硬度Hardness | 65±5 | shoreA | ASTM D2240 | 干燥時間Drying time 3h | ||||
| 拉伸強度Tensile strength | >13 | Mpa | ASTM D412 | 射嘴溫度Nozzle temp 190℃ | ||||
| 斷裂延伸Elongation at break | <800 | % | ASTM D412 | 螺筒一段溫度Screw 1 temp 180℃ | ||||
| 撕裂強度Tearing strength | >45 | Kn/m | ASTM D624 | 螺筒二段溫度Screw 2 temp 170℃ | ||||
| 熔融指數(shù)Melt index | >12 | g/10min | ASTM D1238 | 螺筒三段溫度Screw 3 temp 160℃ | ||||
| 注意事項Matters need attention | ||||||||
| 清洗料管 Purge compound | 需使用PP或 PE清洗干凈機臺螺桿,且把機臺射嘴清除干凈Please make sure you that you have cleaned the machine screw with PP or PE, and put the machine nozzle thoroughly clean. | |||||||
| 著色 Coloring
| 請選擇以PE或EVA為基材之色母,切勿使用以PVC為基材者。另外加工時請采用較高的螺桿轉(zhuǎn)速和較高的背壓,才能讓著色劑達到較好的分散效果Please select color master batch on PE or EVA material with the exception of PVC.Higher screw speed and backpressure are needed for better colorant dispersion. | |||||||
| 回收 Recycling | 二次料(水口料)回收比率建議最多10%. Consistent regrind usage of up to 10% is permissible. | |||||||
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