Research Article
Development of Particle Filters for Portable Air Purifiers by Combining Melt-Blown and Polytetrafluoroethylene to Improve Durability and Performance
Figure 4
Penetration and pressure drop of the filters loaded with DEHS and A2 as a function of time. (a) Melt-blown (MB) filter, (b) glass fiber (GF) filter, (c) (PM) filter, and (d) PTFE membrane (PT).
(a) |
(b) |
(c) |
(d) |