有机硅在LED封装中的应用

Silicone Encapsulant - Phenyl& Methyl Two different types of silicone are commonly used as LED encapsulants - methyl& phenyl silicone. Phenyl encapsulant may enhance efficiency of light extraction of LEDs. Methyl silicone vs. Phenyl silicone Methyl Refractive index (nD) Transmittance Thermal stability Light stability Gas barrier 1.41 Excellent Excellent Excellent Fair Phenyl 1.53-1.54 Excellent Very Good Very Good Very Good

有机硅在LED封装中的应用

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