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| 氧化铟锡(ITO)颗粒 In2O3-SnO2essential information | |
| Molecular formula | In2O3-SnO2 |
| purity | 99.99% |
| CAS No | 50926-11-9 |
| Molar mass | 428.334 |
| density | 1.2 g/mL at 25 °C(lit.) |
| melting point | ≈1500ºC |
| boiling point | 82 °C |
| Solubility (water) | 不能溶解的 |
氧化铟锡(In₂O₃:SnO₂,简称ITO)颗粒是以高纯铟锭(≥99.999%)和氯化锡(SnCl₄)为原料,经共沉淀法、喷雾热解或水热晶化制备的浅黄/蓝灰色纳米颗粒(典型配比In:Sn=9:1)。其核心价值在于顶尖导电性(>10,000 S/cm)、超高透光率(>92%@550 nm)及精密刻蚀特性,专用于高端显示电极、触控传感器、EMI屏蔽膜及航天透明热窗。通过掺杂梯度设计、氧空位协同调控及形貌精准控制,突破传统FTO的迁移率瓶颈与柔性场景限制。
| 氧化铟锡(ITO)颗粒 In2O3-SnO2Product application |
◉可折叠OLED屏
✓ 20万次弯折电阻变化<2%(动态折叠测试)
✓ 触控延迟<1ms(蛇形电极设计)
◉量子点太阳能电池
◉旋涂IZO顶电极:
✓ 效率18.7%(0.5cm²电池/NREL认证)
✓ 成本较溅射ITO ↓70%
◉86英寸触控黑板
丝网印刷方案:
✓ 触控精度±0.2mm|支持20点触控
✓ 材料成本 ↓55%(vs ITO)
◉医疗级ECG贴片
50%拉伸率下:
✓ 阻抗-形变线性度R²>0.999
✓ 皮肤接触阻抗<2kΩ(润湿态)