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What is "Electret" - Definition & Explanation

A non-conductive polymeric material which can maintain a long-lived electrostatic charge. Polypropylene electret filtration fabrics conveniently combine the mechanical removal of particles with an electrostatic field, which materially increases the filtration efficiency.

Some other terms

Some more terms:

The generic name for fibres made from a synthetic linear polymer in which the linkage of the simple chemical compound or compounds used in its production takes place through the formation of amide...
Small, slender piece of steel with a hole for thread and a point for stitching fabric. Machine embroidery needles come in sharp-points for piercing heavy, tightly woven fabric; ball-points, which...
The combination of two or more types of staple fibers and/or colors in one yarn. Blends are sometimes so intimate that It is difficult to distinguish component fibers in yarn or fabric. A highly...
Trouser-like garment, worn on the lower part of the body alike by men and women. Literally, 'leg-clothing'. The payjama was worn in many cuts and shapes, much variation being seen in respect of...
Fibers of relatively short length, inches or cm. Most natural fibers (except silk) are staple fibers. Staple fibers must be twisted or spun into yarns. Staple fibers expose more fiber ends on the...

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