FILTER MATERIALS AND USES THEREOF
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United States of America Patent
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N/A
Issued Date -
Oct 30, 2014
app pub date -
Sep 21, 2012
filing date -
Sep 23, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to filter materials comprising cellulose acetate and polylactide in a ratio of about 95:5 to about 75:25 by weight, and to filters (2) or filter elements comprising such filter materials. The invention also relates to smoking articles (1) comprising the filter materials, filters (2) or filter elements.
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