Antioxidant for Plastics and Rubbers

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Chicstab 531

Product Description

CAS NO.  1843-05-6

Chicstab531 is a benzophenone ultraviolet absorber, recognized for its high-efficiency anti-aging properties and excellent performance. It effectively absorbs ultraviolet light within the 240-340 nanometer range. With attributes such as light color, non-toxicity, good compatibility, minimal migration, and ease of processing, it offers significant protection to polymers. This UV absorber helps reduce coloration, delays yellowing, and retards the loss of physical properties.

Physical properties 

Physical form light yellow powder
Melting Point, ℃ 47.0~49.0
Volatilizing, % ≤0.50
Effective Content, % ≥99.0
Ash Content, % ≤0.10

Features/benefits

soluble in acetone, benzene, chloroform, ethyl acetate, slightly soluble in ethanol, insoluble in water.

Application

It finds extensive use in PE, PVC, PP, PS, PC, plexiglass, polypropylene fibers, and ethylene vinyl acetate, among other materials. Additionally, it provides excellent light stabilization for dry phenolic and alkyd varnishes, polyurethanes, acrylics, epoxies, and other air-drying products. Applications extend to automotive refinish paints, powder coatings, polyurethanes, and rubber products, delivering effective UV protection and enhancing durability.

Package

It is packaged in paper-plastic composite bags or cartons lined with plastic bags, each containing a net weight of 25 kg.

Shelf life

12 months from the date of production under unopened original packaging.

Storage and Transportation

It should be stored in dark, dry, and low temperature conditions, keeping the container tightly sealed. after opening, it is recommended to keep it airtight and use it up as soon as possible. Pay attention to prevent leakage during transportation, follow good industrial practice. Handle with care to avoid environmental pollution.

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