Wholly aromatic polyamide fiber and process for producing the same
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United States of America Patent
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Issued Date -
Feb 8, 2007
app pub date -
Sep 13, 2004
filing date -
Sep 16, 2003
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Abandoned
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Abstract
A wholly aromatic polyamide fiber which has excellent mechanical properties (toughness factor) and can be produced while attaining a satisfactory operation stability in the fiber formation step. The fiber comprises 100 parts by mass of a wholly aromatic polyamide and 0.05 to 20 parts by mass of particles of a lamellar clay mineral, e.g., hectorite, saponite, stevensite, beidellite, montmorillonite, or swelling mica.
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