Method of producing tobacco flavored cigarette filter
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United States of America Patent
Stats
-
Dec 14, 1993
Grant Date -
N/A
app pub date -
Jul 9, 1990
filing date -
Jul 9, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
There is disclosed a method of adding flavorant to cigarette filters. A cigarette filter is made by forming a filter web using non-woven web comprising thermoplastic meltblown fibers of filaments that are present as fused agglomerates in a number fraction exceeding 33 percent and wherein a majority of fiber crossings of agglomerates are weld points; adding tobacco extracts to the filter web such that the filter web contains between 10% and 110% tobacco extracts by weight of the filter web; adding glycerin or a glycerin-water mixture to the thus treated filter web; and forming the thus treated filter web into a rod.
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