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TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 60

CelFX™ matrix technology carbon filter performance in a repeat use application

ROBERTSON R.M.
Celanese, Narrows, Virginia, USA

Cigarette holders can be considered a fashion statement or an opportunity to provide additional cigarette smoke filtration. The holders are designed for single use or multi-use. Repeat filtration using a single filter is very challenging, especially for volatile components. A cellulose acetate filter would exhibit hot collapse after repeated use. The CelFX™ platform offers a means to address multi-use filtration challenges for both volatile and particulate phase components. Its rigid structure does not collapse with repeated use. The high active carbon loads continue to reduce smoke constituents with repeated use (20 cigarettes/filter). This research work focuses on CelFX™ carbon filtration efficiency with repeated use on Kentucky 3R4F cigarettes and commercial super slim cigarettes.