Nano material including nano fibers and beads for HEPA air filter media
The invention relates to a nanometer material, in particular, an HEPA air filter media. One embodiment is a nano material that includes a plurality of nano fibers that form a random interwoven networkin which three-dimensional voids are defined. The nano material further includes a plurality of bead...
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Format: | Patent |
Sprache: | chi ; eng |
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