Nylon Manufacturing

Nylon Manufacturing:
Nylon 6, 6 is a linear condensation Polymer made from Hexamethylene Diamine and Adipic 
Acid. Specific amounts of the two Chemicals are combined in solution to form Nylon Salt. 
This Salt is Purified, Polymerized, extruded in Ribbon Form, and Chipped into small 
Flakes or Pellets.
Nylon Filaments: 
These Flakes or Pellets are Melted and extruded through a Spinneret into cool air and 
the Nylon Filaments are formed. The Polymer chips are melted by heat in an Autoclave 
and Pumped to the Spinneret. The hot Syrupy Solution is Pumped through the Spinneret. 
It Emerges in Strands which can be Stretched like warm Taffy.
Spinneret:  The size of the Fiber is determined 
by the size of the holes and the speed with which the Fiber is withdrawn from the 
Spinneret. The Fibers are cooled by air blown across them. By the drawing process 
either Filament or Staple Fibers are prepared.
Properties of Nylon: 
Shape: Shape is controlled by the Manufacturer, Filaments are uniform and long.
Luster : Bright to Dull. Elastic Recovery : 100%
Elongation : Good. Resiliency : Good. Density : 1.1 g / ccm
Moisture absorption : 8%. Dimensional stability : Excellent
Acids : resistance is poor. Alkalies : Good resistance
Sun light : Generally affects. Insects : Normally damages
To flame : Self extinguishing
How is Nylon Manufactured: 
Nylon is made when the appropriate monomers (the chemical building blocks 
which make up Polymers) are combined to form a long chain via a condensation 
Polymerisation reaction. The monomers for Nylon 6-6 are Adipic Acid and 
Hexamethylene Diamine. The Polymer has to be Warmed and drawn out 
to form strong Fibres.
Where is Nylon made: 
Northeast Asia continues to be the center of the world's Nylon Fiber Manufacturing 
industry. In 2018, Asia accounts for more than two-thirds of the world Nylon 
Fiber output with China accounting for 56% of the world's Nylon Fiber production.
Who Manufactures Nylon: 
DuPont. The production of Nylon required interdepartmental collaboration between 
three departments at DuPont: the Department of Chemical Research, the Ammonia 
Department, and the Department of Rayon.
What are 4 uses for Nylon: 
Nylon, belonging to a class of Polymers called Polyamides, has served as 
a substitute for silk in products such as Parachutes, flak vests and women  
stockings. Nylon Fibers are useful in making Fabrics, rope, carpets and strings 
for Musical instruments.
Why is Nylon used in Clothing: 
Nylon Properties. Nylon dries rather Quickly and t retains its shape rather 
well after Laundering, which ensures Longevity of the Garment. Nylon Fiber is 
very responsive and resilient as well as Relatively resistant to heat, 
UV rays and Chemicals.
Why is it called Nylon: 
“Nylon” came from “New York” and “London”, because two chemists thought up 
the word on an intercontinental flight from one of the cities to the other.
How do you identify Nylon: 
The easiest way to tell if a plastic is Nylon is to look for a tag or stamp or 
embossing that tells you the material type. Nylon falls into the recycling 
category of “other”, code 7, but some manufactures will stamp the name of the 
material on the parts anyway. If that doesn't work, you can try the “burn” test.
What are the different types of Nylon: 
There are many types of Nylon available (e.g. Nylon 6 Nylon 66, Nylon 6/6-6, 
Nylon 6/9, Nylon 6/10, Nylon 6/12, Nylon 11, Nylon 12). The material is 
available as a homoPolymer, co-Polymer or reinforced. Nylons may also be 
blended with other engineering Plastics to improve certain aspects of 
performance.
What are the characteristics of Nylon: 
Nylon Fibers are exceptionally strong and elastic and stronger than polyester 
Fibers. The Fibers have excellent Toughness, Abrasion resistance, and are easy 
to wash, and to dye in a wide range of colors. The Filament yarns provide a smooth, 
soft, and lightweight Fabric of high resilience.
What is the strongest Nylon: 
Laboratory tests prove that the Tru-Ballistic 1050 denier Fabric is the strongest 
and most durable Fabric for its denier weight level. So far so good. There are 
two significant technical differences between Cordura and Ballistic Nylon.
What are the benefits of Nylon: 
The Nylon Advantage: Strength & Uniformity. Our Fabrics have high tensile, 
tear and burst strength, even at low Fabric weight, and outstanding Uniformity.
Chemical Resistance. Thermal Resistance. 
Air Permeability. Gamma Radiation Resistance. 
Printability and Dyeability.
Why is Nylon good for Tights: 
Nylon has many advantages as a Legging Fabric blend - it's exceptionally Durable, 
Lightweight, it does not Wrinkle easily, and it is easy to care for.
 
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