In the LED lighting market, a high-refractive-index phenyl-based encapsulant named IOTA LEDH 3220 is becoming the preferred material for many LED manufacturers due to its excellent heat resistance and sulfur resistance. This innovative product not only enhances the overall performance of LED products but also provides comprehensive protection.

The heat resistance of IOTA LEDH 3220 is particularly outstanding. In high-temperature environments, traditional encapsulation materials are often prone to deformation and cracking, whereas IOTA LEDH 3220 maintains stable physical and chemical properties, ensuring long-term stable operation of LED products. This characteristic makes it especially suitable for high-temperature applications such as automotive lighting and industrial lighting.

At the same time, the sulfur resistance of IOTA LEDH 3220 is extremely impressive. In environments containing corrosive substances like sulfur, it effectively resists erosion, preserving the long-term transparency and stability of the encapsulant. This feature is of great significance for extending the service life of LED products.

In addition to heat and sulfur resistance, IOTA LEDH 3220 also excels in optical and physical properties. Its high refractive index of 1.54 effectively improves the light extraction efficiency of LED light sources. With a Shore D hardness of 52D and an elongation of 40%, it endows the encapsulant with excellent structural strength and impact resistance.

In practical applications, IOTA LEDH 3220 has been successfully used in a variety of high-power SMD LED products. Whether for outdoor billboards, stage lighting, or automotive headlamps, it has won unanimous praise from customers for its outstanding performance advantages.