Polycarbonate (PC) is a high-performance thermoplastic renowned for its exceptional impact resistance, optical clarity, and dimensional stability. These properties make it an ideal material for a wide range of applications, from architectural glazing and automotive headlamps to electronic device housings and safety equipment. However, like many polymers, PC is susceptible to degradation when exposed to ultraviolet (UV) radiation. To ensure the longevity and performance of PC products, the incorporation of effective UV absorbers is crucial. UV Absorber 1164 is a particularly well-suited solution for protecting polycarbonate.

UV Degradation Challenges for Polycarbonate

While polycarbonate offers inherent toughness, its aromatic ester backbone is prone to photodegradation when exposed to UV light. This degradation process can lead to:

  • Yellowing: The optical clarity of PC can be compromised by UV exposure, resulting in a yellowing effect that is aesthetically undesirable and can hinder light transmission in glazing applications.
  • Surface Brittleness: The surface of the PC can become brittle, leading to micro-cracking and reduced impact strength over time.
  • Loss of Mechanical Properties: Prolonged UV exposure can degrade the polymer chains, leading to a decrease in tensile strength, flexural modulus, and overall durability.

These effects are particularly pronounced in applications involving prolonged outdoor exposure or significant exposure to UV-emitting sources.

UV Absorber 1164: Tailored Protection for Polycarbonate

UV Absorber 1164, a high-performance triazine-based UV absorber, provides excellent protection for polycarbonate due to its specific characteristics:

  • Broad Spectrum UV Absorption: It effectively absorbs UV radiation across the UVA and UVB spectrums, which are the primary culprits behind PC degradation. This broad coverage ensures comprehensive protection.
  • High Compatibility with PC: UV Absorber 1164 exhibits excellent compatibility with polycarbonate. This ensures uniform dispersion during processing, preventing issues like phase separation or exudation, and maximizing the protective effect throughout the material.
  • Low Volatility: Polycarbonate is often processed at relatively high temperatures. The low volatility of UV Absorber 1164 means it remains within the PC matrix during melt processing, guaranteeing consistent protection in the final product without significant loss of additive.
  • Minimal Color Contribution: For applications where optical clarity is paramount, such as lenses, glazing panels, and display screens, UV Absorber 1164's low initial color and minimal color shift upon UV exposure are critical advantages.
  • Long-Term Stability: Its inherent photostability means it continues to provide protection over extended periods, contributing to the overall durability and service life of the polycarbonate product.

Key Applications of UV Absorber 1164 in Polycarbonate

UV Absorber 1164 is an ideal choice for a variety of polycarbonate applications, including:

  • Architectural Glazing: Skylights, roofing panels, and safety barriers where clarity and long-term weather resistance are essential.
  • Automotive Components: Headlamp lenses, taillight covers, interior trim, and sunroofs that require protection against sunlight and heat.
  • Electronics: Housings for electronic devices, screens, and protective covers that may be exposed to artificial UV sources or sunlight.
  • Safety Equipment: Protective eyewear, helmets, and machine guards where impact strength and optical clarity must be maintained under UV exposure.

Source Your Polycarbonate UV Protection from NINGBO INNO PHARMCHEM

NINGBO INNO PHARMCHEM CO.,LTD. is a leading manufacturer and supplier of high-quality UV Absorber 1164, specifically suited for protecting polycarbonate and other demanding polymers. We pride ourselves on providing consistent quality, competitive pricing, and comprehensive technical support to our global clientele. By integrating UV Absorber 1164 into your polycarbonate formulations, you can significantly enhance product performance, durability, and aesthetic appeal. Contact us today to discuss your requirements and how our UV protection solutions can benefit your business.