BIODEGRADABLE CIGARETTE FILTER
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United States of America Patent
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N/A
Issued Date -
Jan 5, 2012
app pub date -
Jun 30, 2010
filing date -
Jun 30, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A biodegradable fiber (including fiber tow) may be coated with cellulose acetate for use in a filter material configured for application in a filter of a smoking article. A filter made in accordance with this design may also include non-biodegradable fiber, but will generally be subject to improved degradation time in a variety of disposal environments.
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