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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:

A knit or woven fabric made from a rough, curly, knotted boucle yarn. The fabric has a looped, knotted surface and is often used in sportswear and coats. Made from wool, but also in rayon, silk,...
The ability of a fabric to resist such things as wetting and staining by water, stains, soil, etc. Resiliency - The ability of a fabric to spring back to its original shape after being t compounds to...
A tightly woven jacquard fabric with a warp effect in the figure which is raised to give a puffed appearance. The puff effect is created by several kinds of fillings', tension weaving of a linen: or...
Cotton, rayon, worsted or woolen twill that is similar to gabardine, but the yarn is bulkier and much more pronounced. It is very durable, rugged and stands hard usage and wear. In time, it shines a...
A tightly woven fabric made by using only long staple, combed wool or wool-blend yarns. The fabric has a hard, smooth surface. Gabardine is an example of a worsted fabric. A common end use is men's...

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