HALOGEN-FREE FIRE-RETARDANT POLYAMIDE COMPOSITION AND PREPARATION METHOD AND APPLICATION THEREOF
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United States of America Patent
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Issued Date -
Apr 23, 2015
app pub date -
Jan 9, 2012
filing date -
Jan 9, 2012
priority date (Note) -
Abandoned
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Abstract
Disclosed are a halogen-free fire-retardant polyamide composition, and a preparation method and application thereof. The halogen-free fire-retardant polyamide composition is prepared from 35 to 71.5% of a semi-aromatic polyamide, 10 to 35% of a fire retardant and 0 to 50% of an inorganic reinforcing filler, the terminal amino group content of the semi-aromatic polyamide being 80 to 150 mol/t. The halogen-free fire-retardant polyamide composition of the present invention has good heat stability and releases only a small amount of gas in production; mold dirt is not easily formed, and the halogen-free fire-retardant polyamide composition can be produced continuously.
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