Sinanox® 703

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Sinanox® 703

2,6-Di-tert-butyl-4-(dimethylaminomethyl)phenol, CAS 88-27-7, hindered phenol antioxidant, metal deactivator

Sinanox® 703 is a high-performance, 多官能 nitrogen-containing hindered phenolic antioxidant. It serves as both an antioxidant and a metal deactivator, making it highly effective in a wide range of polymers and lubricants. It is non-staining, non-discoloring, offers excellent thermal stability, and is approved for use in food-contact packaging materials in countries like Germany and Japan.

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SINANOX® 703

(Nitrogen-containing hindered phenolic antioxidant)

Chemical Name: 2,6-di-tert-butyl-α-dimethylamino-p-cresol;2,6-Di-tert-butyl-4-(dimethylaminomethyl)phenol

MF:C17H29NO  

MW:263.42

CAS No.: 88-27-7

Molecular structure：

抗氧剂703 结构式

规格说明 :

外观

White to light yellow crystalline powder

Assay (Purity)

≥ 99.0 %

Melting Point

90 - 96 °C

Flash Point

138.0 °C

密度

0.92 g/cm³

Ash Content

≤ 0.1 %

Volatiles

≤ 0.5 %


性能特点 :

  • Dual Functionality: Combines radical-scavenging (antioxidant) and metal deactivating properties in a single molecule.

  • Excellent Thermal Stability: Maintains high performance under severe processing and high-temperature conditions.

  • Low Volatility & Migration: Ensures long-term performance and extends the service life of the final product.

  • Non-Staining & Non-Discoloring: Ideal for applications where color stability is critical.

  • Effective Metal Deactivation: Chelates catalytic metal ions (e.g., Copper, Iron), inhibiting metal-induced degradation.

应用体系 :

  • Rubber Industry

    • Applications: Tires, seals, conveyor belts.

    • Function: Protects natural and synthetic rubber from thermo-oxidative aging.

    • Typical Dosage: 0.1 - 0.5%


  • Plastics & Resins

    • Polyolefins (PE, PP): Inhibits thermal degradation during processing of films, pipes, and injection-molded parts.

    • Engineering Plastics (ABS, Polystyrene): Enhances weatherability for automotive parts and electronic housings.

    • Polyesters & Cellulosic Plastics: Used in fibers and packaging materials to prevent UV and oxygen degradation.


  • Lubricants & Mineral Oils

    • Applications: Engine oils, gear oils.

    • Function: Reduces sludge formation and extends oil drain intervals, especially in high-temperature industrial equipment.

包装 :

  • 25 公斤/Carton,Drum

  • Or upon customer’s request.


贮存 :

存放于干燥、清洁、通风良好的仓库中.

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Sinanox® 703

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Sinanox® 703 (CAS 88-27-7) is a nitrogen-containing hindered phenolic antioxidant manufactured for plastics, rubber and lubricants. It provides dual functionality as antioxidant and metal deactivator with food-contact approval.

  • 化学名称:

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    C17H29NO

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  • 化学名称:

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  • 化学名称:

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