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UV-81 (531)
- Product Description
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- Commodity name: UV-81 (531)
Application: Polymer Protection: UV-81 (531) absorbs UV radiation, preventing the degradation of polymers like polyethylene (PE), polypropylene (PP), PVC, and others. This helps to maintain the material's properties, such as color, strength, and overall performance, over time.
Chemical Name:UV-81 (531)
Shape:Typically, crystalline powder or flakes (color: off-white to light yellow)
Components: 2-Hydroxy-4-n-Octoxy Benzophenone
Other names:
Octabenzone or Benzophenone-12. Other common names include Chimassorb 81. and Cyasorb 53
Molecular Formula: C₂₁H₂₆O₃
Molecular Weight: 326
CAS Number: 1843-05-6
Application:
Polymer Protection: UV-81 (531) absorbs UV radiation, preventing the degradation of polymers like polyethylene (PE), polypropylene (PP), PVC, and others. This helps to maintain the material's properties, such as color, strength, and overall performance, over time.
Agricultural Films: It's used in low-density and linear low-density polyethylene (LLDPE) and ethylene-vinyl acetate (EVA) copolymers for agricultural films, improving their resistance to sunlight and extending their lifespan.
Photovoltaic Encapsulants: UV-81 (531) is incorporated into encapsulants for solar panels to protect the solar cells from UV degradation, ensuring the long-term efficiency of the panels.
Other Plastics: It's suitable for various plastic products like wire and cable, building membranes, window and door profiles, pipes, decking, and fencing.
Coatings: UV-81 (531) is used in coatings (e.g., automotive paints, powder coatings, polyurethane, and alkyd resin coatings) to enhance their resistance to sunlight, preventing discoloration, cracking, and loss of gloss.
Packing:
25 kg bags or drums.
Storage:
Store in a cool, dry, and well-ventilated place.
Keep away from direct sunlight and moisture.
Ensure containers are tightly sealed.
Keywords： UV-81 (531)
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