Antioxidant for Plastics and Rubbers

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Chicstab 245

Product Description

CAS NO.  36443-68-2

This product is a non-polluting hindered phenolic antioxidant.  It has excellent compatibility with polymers, high thermal and oxygen resistance, low volatility, and superior oxidation resistance and color retention capabilities. When combined with thioether or phosphorus-containing antioxidants, it exhibits a significant synergistic effect. It is also compatible with various types of light stabilizers and has been approved for use in food contact packaging materials. 

Physical Properties 

Physical form white or off-white crystalline powder
Melting Point 76.0℃-79.0℃
Solubility clear 10g/100g Chloroform
Transmittance 425nm ≥95.0%;500nm ≥97.0%
Volatile matter ≤0.5%
Purity ≥98.0%

 Features/benefits

Chicstab 245 is particularly suitable for enhancing the thermal stability of HIPS, ABS, AS, MBS, SBR latex, POM monomers and copolymers. Additionally, it finds application in PU, PA, PVC, and other polymers, contributing to their long-term thermal stability.

 Guideline for use

  • Styrene polymers (HIPS, ABS, MBS, etc.): 0.05% – 0.5%
  • Polyoxymethylene, thermoplastic polyurethane, etc.: 0.1% – 0.5%
  • PVC (polymerization chain terminator): 0.02% – 0.05%

Package

The product is packaged in paper-plastic composite bags or cartons lined with plastic bags, each

weighing 25 kg.

Shelf life

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

Storage and Transportation

It should be stored in dark, dry, and low temperature conditions. 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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