Absorbent articles
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United States of America Patent
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Nov 24, 1998
Grant Date -
N/A
app pub date -
Dec 20, 1996
filing date -
Jun 20, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Cigarette filters are disclosed which comprise entangled continuous filaments of lyocell. The filaments may be entangled for example by hydroentangling a web which comprises one or more layers of lyocell filaments in spread tow form or by directing radial or circumferential water jets at a tow of lyocell filaments in rod form.
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