Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

SI Group AT-330 Phenolic Hindered Phenolic Antioxidants

SI Group AT-330 is a synergistic antioxidant blend combining primary and secondary antioxidants with a stabilizer. This white powder formulation delivers exceptional thermal stability for demanding polymer processing applications, while maintaining compliance with food and drug contact regulations.

Features Of SI Group AT-330 Phenolic Hindered Phenolic Antioxidants

  1. Synergistic Protection - Combined antioxidant action for superior performance

  2. High-Temperature Stability - Effective above 300°C processing

  3. Color Guardian - Maintains resin appearance through multiple processing cycles

  4. Regulatory Compliant - Suitable for food/drug contact applications

  5. Versatile Solubility - Compatible with common processing solvents

Typical Applications Of SI Group AT-330 Phenolic Hindered Phenolic Antioxidants

  1. High-Temp Polyolefins - PP/PE films for sterilization packaging

  2. Engineering Resins - PBT automotive components & PET fibers

  3. Recycled Materials - Multiple extrusion cycle applications

  4. Medical Packaging - Pharmaceutical blister packs

  5. Technical Compounds - High-performance polymer formulations

Specifications Of SI Group AT-330 Phenolic Hindered Phenolic Antioxidants

Parameter
Value
Appearance
White powder
Molecular Weight
1178
Melting Point Range
110 - 125℃
Solubility in Water
Insoluble
Solubility in Ethanol
Slightly soluble
Solubility in Benzene, Acetone, Esters
Soluble


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