Acrylic Fiber

It is a manufactured synthetic fiber in which the fiber forming substance synthetic polymer composed of at least 85% acrylonitrile units by weight.
Chemical names of Acrylic Fiber:
  1. Orlen.
  2. Acrilan.
  3. Creslam.
  4. Zefran.
Physical preparation of acrylic fiber:
  1. Tenacity: Dry= 5gm/den, wet= 4.8gm/den.
  2. Elongation: Dry=16%, Wet= 17%.
  3. Moisture regain: 1-2%.
  4. Flammability: More flammable, burns rapidly with bright yellow flames.
  5. Abrasion resistance: Good.
  6. Dimensional stability: Good.
  7. Color: Dull.
  8. Diameter: 15μm to 25µm.
Chemical properties of Acrylic Fiber:
  1. Effect of acid: Damage by strong concentrated acid.
  2. Alkali: Affected by strong alkaline.
  3. Bleaches: Resistance to bleach.
  4. Heat: Most heat sensitive.
  5. Dye: Acid, basic.
  6. Light: Resistance not for less time.
Uses of Acrylic Fiber:
  1. All acrylic fibers used in knitted and woven fabrics.
  2. Blends of acrylic fibers with wool, cotton etc.
  3. End uses such as blankets, carpets and upholstery.
  4. Popular in sports wear, ski cloths, children snow suit.
  5. Used in industrial applications like filter cloth, protective cloth.


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