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Irganox® 1141

Technical Datasheet | Supplied by BASF
Irganox® 1141 by BASF is a liquid thermal stabilizer package to protect plasticizers against thermal oxidation and PVC compounds against dehydrochlorination. Acts as antioxidant in emulsion-ABS and -MBS. Confers good retention of physical properties and reduction of discoloration to PVC compounds. It can be used in combination with other additives such as co-stabilizers, light stabilizers, ultraviolet absorbers, hindered amines), and other functional stabilizers. It is a good technical alternative to Bisphenol A. Irganox® 1141 recommended dosage level is 0.1-0.5%. Its addition level for the stabilization of MBS at 0.15–0.25% in combination with 0.5–0.75% Irganox PS 800 and 0.1-0.5% for ABS.
Product Type
  • Heat Stabilizers
  • Antioxidants
Physical Form
Product Status
Applications/ Recommended for
  • PVC
  • ABS
  • Mechanical/ physical performance > Thermal resistance

Irganox® 1141 Properties


Value & Unit
Test Condition
Test Method
Melting Point
10 - 15 °C
Flash Point
> 200 °C
0.906 g/ml
(At 20°C)

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