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Sterically hindered phenolic antioxidant designed for use in unvulcanized rubber, giving excellent protection from oxygen and UV exposure.


44.09lb Bag



Product Overview

LOWINOX® AH25 is a sterically hindered phenolic antioxidant that provides excellent protection for unvulcanized rubber adhesives, tapes, and films from oxygen and UV initiated cracking. It prevents tack loss and reduces cold flow of unvulcanized rubber. LOWINOX® AH25 is a very effective stabilizer and anti-skinning agent for a variety of coatings, and provides scorch protection in wire and cable applications.

Product Specifications

Appearance: White to cream colored powder
Molecular Weight: 250 g/mol
Melting Point: 179 °C
Bulk Density: 290 kg/m³
Volatility (2g/2h/80 °C): 0.5% max
Ash Content (5g/800 °C): 0.1% max
Primary Chemistry: 2,5-Di-tert-amyl-hydrochinon

Features & Benefits

Food contact approvals
Good scorch resistance for wire and cable
Anti-skinning agent for coatings
Excellent protection from oxygen and UV exposure
Prevents tack loss
Reduces cold flow


Unvulcanized rubber adhesives, tapes, and films; wire and cable applications, coatings

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