Antioxidants for polyamides

Details Antioxidants for polyamides Antioxidants for polyamides

C - Chemistry, Metallurgy

08

K

C08K 5/13 (2006.01) C08L 77/00 (2006.01)

Patent

CA 2454196

The invention relates to an antioxidant for polyamides containing a sterically hindered phenol of formula (I) as a single primary antioxidant, wherein n is a mixture of whole numbers from 1-5. The invention also relates to compositions containing a polyamide and a compound of formula (I) as a single primary antioxidant.

La présente invention concerne un agent antioxydant pour polyamides, caractérisé en ce qu'il contient comme unique antioxydant primaire un phénol à empêchement stérique de formule (I), dans laquelle n est nombre entier compris entre 1 et 5. L'invention concerne également des compositions qui contiennent un polyamide et un composé de formule (I) comme unique antioxydant primaire.

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