Irganox® 1425

Irganox® 1425 by BASF is a high molecular weight, multifunctional phenolic primary antioxidant for processing and long-term thermal stabilization. It is a highly efficient, non discoloring stabilizer containing phosphorus. It offers protection against thermo-oxidative degradation. It is also used as esterification catalyst for the preparation of rosin esters. Irganox® 1425 is suitable for polyolefins, polyesters, and crosslinked elastomers such as NBR applications. It provides improved extraction resistance, low volatility, excellent color stability and superior gas-fading resistance. It can be used alone or in combinations with other Irganox, Irgafos, Chimassorb, Uvinul or Tinuvin stabilizers and co-stabilizers. The recommended dosage level is 0.05–0.25%.