PowerNox 4426 CAS No. 118-82-1

2,2',6,6'-tetra-tert-butyl-4,4'-methylenediphenol

Synonym: 4,4ʹ-methylenebis (2,6-di-tertiary-butylphenol) Phenol, 4,4-methylenebis(2,6-bis(1,1-dimethylethyl)-

PowerNox™ 4426 has extreme low volatile. It is used for synthetic resin antioxidants due to its resisting thermal oxidation good stability.

Technical Data of PowerNox™ 4426 CAS 118 82 1

Benefits & Applications of PowerNox™ 4426 CAS No. 118 82 1

PowerNox™ 4426 is premier multi-ring phenolic antioxidant for engine oil and industrial lubricants. It is a highly effective additive for suppressing the formation of acidic and insoluble products of oil oxidation.

PowerNox™ 4426 also has advantages as below:

- High hindered phenolic antioxidant activity

- Low volatility ensures optimum lubricant performance at high temperatures

- Inhibits deposit and sludge formation in the 1000-hour TOST and the CMA thermal stability test

- Synergistic with zinc dithiophosphates and alkylated diphenylamines

- Nonreactive with copper, iron, lead, and silver

- Reduces total deposits in the TEOST MHT-4

Physical Properties of PowerNox™ 4426 CAS No. 118-82-1

Solubility of PowerNox™ 4426 CAS No. 118-82-1

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