Acrylic
- Its Old, Its New, Its Everywhere!
by
Micah Holland
Courtesy
of Textile Fabric Consultants
History
of Acrylic
Acrylic was developed by DuPont in 1944 and was first commercially
produced in 1950. Acrylonitrile,
the substance from which acrylic fibers are produced, was first made in 1893 in
Germany and was used as another chemical in research for the DuPont Company.
First used for outdoor purposes, technology has allowed acrylic to come a
long way, and it is now most commonly used in apparel and carpets.
DuPont ceased production of acrylic in 1991, and only a handful of
companies produce acrylic today.
Definition
of Acrylic
Acrylic is defined as a manufactured fiber in which the fiber forming
substance is any long-chain synthetic polymer composed of at least 85% by weight
of acrylonitrile units. Acrylic
fibers create a fine, soft and luxurious fabric with the bulk and hand of wool.
Production
of Acrylic
Acrylic fibers are produced from a petrochemical called acrylontrile and
are dry spun or wet spun. In dry spinning, the polymers are dissolved in a suitable
solvent, extruded into warm air, and solidified by the evaporation of the
solvent. After spinning, the
fibers are stretched hot, three to ten times their original length, and then
crimped, and marketed as cut staple or tow.
In wet spinning, the polymer is dissolved in solvent, extruded into a
coagulating bath, dried, crimped, and collected as tow . . . or cut into
staple.1
Acrylic fibers are usually modified to create special properties best
suited for their end-uses and are unique because of their uneven surface.
Characteristics
of Acrylic
Acrylic has many appealing properties, and the sports world is just one
industry that is increasingly taking advantage of them.
Acrylics high performance is making it one of the fastest growing
fibers in the outdoor, performance apparel categories.
For example, the NBA and NFL have made acrylic socks part of their
official uniforms. Athletes of all
types are using acrylic because of its elasticity, shape retention, and moisture
control. This fiber draws moisture
away form the skin and quickly transports it to the surface making the wearer
more comfortable. This wicking
capability of acrylic is permanent and in a class by itself compared to other
fibers.
Other characteristics of acrylic include:
quick drying time
excellent color fastness
UV resistance
soft hand
luxurious touch & drape
warmth in thermal constructions
easy care
bulk without extra weight
resistance to weathering
durability
resilience
shape retention
stain resistance
wrinkle resistance
and resistance to shrinking, fading, aging, chemicals, oils, moths,
mildew, and fungus
End
Uses of Acrylic
Acrylic not only has many appealing characteristics and advantages, but
many apparel, home furnishings, and industrial end uses as well.
This fiber accounted for 5 percent of the fiber produced in the United
States in 1990 with only three companies producing it at the time.
Acrylic is used in apparel including sweaters, fleece fabrics, and socks
and in home furnishings such as furniture, carpet, blankets, and upholstery
fabrics. Craft yarns, asbestos
replacement, concrete and stucco reinforcement, awnings, boat and vehicle
covers, and luggage are just a few of the other end uses of acrylic.
Caring
for Acrylic
-Use warm water when machine washing and add fabric softener to the final
rinse 2
-Machine dry at a low temperature and remove promptly 2
-If ironing is required, use a moderately warm iron 2
Acrylic
in Disguise
As the demand for acrylic increases, so does the number of trade names
for which acrylic is most known. Pil-Trol
is just one of the many trade names of acrylic and was developed by Monsanto
Chemical Company. Pil-Trol allows
for the comfort and easy care of acrylic without the pilling.
Pills are the little balls that form on fabric when fiber ends break and
migrate to the surface. Pilling is
a disadvantage of acrylic, but has been eliminated by the technology of Pil-Trol.
Other trade names that describe acrylic include:
Acrilan
Acrilan Plus
Biofresh
Bounce-Back
Creslan
CresLoft
Duraspun
Fi-lana
Innova
MicroSafe
MicroSupreme
Salus
Sayelle
So-Lara
Smart Yarns
Ware-dated
WeatherBloc
Wintuck
Glossary
Polymer
- a very large molecule made by connecting many small molecules or mers together
Sources
2
www.fabriclink.com/PK/MicroSupremeWarm/home.html
www.fabriclink.com/acryliccouncil/Benefits.html
www.fabriclink.com/acryliccouncil/history.html
www.fabriclink.com/acryliccouncil/8Answer.html
Copyright
Micah Holland
Courtesy of Textile Fabric Consultants
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