POLYAMIDE-BASED PRODUCTS
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United States of America
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Issued Date -
Dec 26, 2024
app pub date -
Nov 7, 2022
filing date -
Nov 7, 2022
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Abstract
The present invention relates to products based on glass-fibre-reinforced polyamide and to the use of mixtures containing at least one secondary aromatic amine, at least one phosphinic acid derivative and bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite and the use of the latter as an additive for improving ageing behaviour in the form of improved preservation of the elongation at break and impact toughness, improved colour preservation or improved colour stability, and simultaneously improved UV stability after thermal ageing by comparison with products based on glass-fibre-reinforced polyamide without this mixture.
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