Importance

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Abstract

A fiber blend, a yarn spun from the fiber blend, and a fabric made from the yarn, wherein the fiber blend comprises: (a) about 40 wt.% to about 65 wt.% modacrylic fibers containing antimony, or FR acrylic fibers; (b) about 10 wt.% to about 50 wt.% cotton fibers or FR cotton fibers; (c) up to about 25 wt.% nylon fibers; and (d) greater than about 3 wt.% and less than 10 wt.% para-aramid fibers. The fabric is over 90 percent dyeable and is capable of achieving ASTM F1506 certification with an Arc Thermal Performance Value greater than 8.0 cal/cm.sup.2. The fabric is woven or knitted, and has a weight of about 4.0 oz./yd..sup.2 to about 10.5 oz./yd..sup.2. The fabric is suitable for garments worn during activities in which there is potential for exposure to flame and/or electrical arc.

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First Claim