It is a manufactured synthetic fibre in which the fibre forming substance is a very long chain synthetic polymer composed of at least 85% acrylonitrile units by weight.
Effect of acids : Damage by strong concentrated acids.Good resistance to mineral
Alkali : Resistance to weak alkali but affected by strong alkali.
: Resistance to common solvents.
: Resistance bleaches.
Heat : Most heat sensitive.
Light : Resistance not for long time.
Dye : Acid, basic, cationic.
Conductivity: Fair for electrical, medium for lie.
Features of Acrylic fibre:
Appearance : The acrylic fibre appear as regular
translucent slightly wavy filaments or staple fibre.
: 15 µm to 25 µm.
Color : Dull.
Uses of Acrylic:
All acrylic fibres used in knitted and woven fabrics.
Blends of acrylic fibres with wool, cotton etc. is prevalent on the market.
Bulky, soft and light fabrics are produced from acrylic.
End uses such as blankets, carpets and upholstery are excellent for acrylic.
Acrylic fibres are popular in sportswear, ski cloths; children snow suits and sports shirts.
Used in industrial applications like filter cloth, protective cloth etc.
Especially use of acrylics is wigs.
Senior Lecturer, TE