2,6-Di-tert-butyl-p-benzoquinone CAS 719-22-2

Appearance: Yellow crystal
Capacity: 200tons/year
Assay:99 % min
Sample: Available

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2,6-Di-tert-butyl-p-benzoquinone (CAS 719-22-2) Comprehensive Product Guide

Contents

1. Product Specifications & Comparative Analysis

Parameter 2,6-Di-tert-butyl-p-benzoquinone Standard p-Benzoquinone BHT Antioxidant
CAS Number 719-22-2 106-51-4 128-37-0
Molecular Formula C14H20O2 C6H4O2 C15H24O
Molecular Weight 220.31 g/mol 108.09 g/mol 220.35 g/mol
Thermal Stability Up to 250°C Decomposes at 115°C Stable to 180°C

2. Functional Applications

Primary Industrial Uses

  • Polymer Industry: Superior antioxidant for synthetic rubbers and engineering plastics
  • Lubricant Additives: Oxidation inhibitor in high-temperature lubricating oils
  • Pharmaceutical Intermediate: Key precursor in synthesis of sterically hindered phenols

Technical Advantages

  • Enhanced steric hindrance improves molecular stability
  • Lower volatility compared to conventional antioxidants
  • Synergistic effects with thioester co-stabilizers

3. Operational Guidelines

Recommended Dosages

Application Concentration Range Optimal Processing Temp
Rubber Vulcanization 0.3-1.2 wt% 150-180°C
Polyolefin Stabilization 0.05-0.5 wt% 200-230°C

Safety Protocols

  • Storage: Maintain in sealed containers under inert atmosphere
  • Handling: Use NIOSH-approved respirators for powder processing
  • Disposal: Complies with EPA 40 CFR 261.24 characteristics

4. Industry Use Cases

Case A: Automotive Seal Manufacturing

  • Challenge: Premature aging of EPDM door seals
  • Solution: 0.8% additive in rubber compound
  • Result: 40% improvement in heat resistance (SAE J200)

Case B: Food Packaging Materials

  • Challenge: FDA-compliant antioxidant for PP films
  • Solution: 0.2% masterbatch incorporation
  • Result: Achieved 21 CFR 177.1520 compliance

5. Client Success Stories

Global Tire Manufacturer (Germany)

  • Requirement: High-temperature resistant truck tire formulation
  • Implementation: 1.1% in sidewall compound
  • Outcome: 35% reduction in heat buildup (ASTM D623)
  • Client Feedback: “Extended tire service life by 18,000 km”

Specialty Chemical Producer (USA)

  • Requirement: Non-discoloring stabilizer for transparent PC sheets
  • Implementation: 0.4% in extrusion process
  • Outcome: Maintained 90% light transmission after 3000hr QUV
  • Client Feedback: “Solved yellowing issues in medical device components”

6. Commercial Inquiry Assistance

For technical specifications, SDS documentation, or bulk pricing:

  • Email: info@vivalr.com
  • Tel: (86) 15866781826

Request sample materials or schedule product demonstration:

  • Available in 100g trial packs to 25kg industrial drums
  • Customized formulation services available
  • Global shipping via DDP terms
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