Main performance: acrylic fiber has many excellent properties, short fiber leavening, soft, wrinkled, look and feel is very much like wool. Acrylic is the unique characteristics of thermoelastic (shrink), take advantage of this characteristic can be processed bulked yarns. Lightfastness and weatherability of acrylic fiber is one of the best in textile fibers. Acrylic acid is better, more stable to oxidants and organic solvents, poor alkali resistance, when treatment with dilute alkali or ammonia to yellow, to concentrated alkali treatment is being destroyed.