How are manufactured fibers modified so that they pill less?

How are manufactured fibers modified so that they pill less?

How are manufactured fibers modified so that they pill less? To increase orientation and crystallinity for strength, finer fiber diameter and stiffness.

What are the characteristics of manufactured fibers?

Terms in this set (22)

• Rayon. like cotton, soft, absorbent inexpensive.
• acetate. feels luxurious, crisp, drapes well, resist moths.
• triacetate. similar to acetate and is lustrous.
• nylon. strong, durable, elastic, does not breath.
• polyester. resistant to wrinkles, stretching, shrinking.
• acrylic.
• spandex.
• spun yarns.

What fiber properties would contribute to comfort?

Comfort is a term that is influenced by three main properties of fibers: type, fineness and length.

What is a bicomponent fiber quizlet?

Bicomponent fibers contain polymers from two different generic fibers or fiber variants. Bicomponent fibers are produced provide specific properties within a single fiber. Wool has been replaced by manufactured fibers such as polyester or acrylic in many end uses.

How does manufacturing of synthetic fibres helping in conservation of forests?

The natural fibres require raw materials from plants and animals. So they lead to cutting trees and killing of animals. Synthetic fibres are made up of chemicals and these chemicals are not available in forests. So manufacturing synthetic fibres is actually helping conservation of forests.

What two sources does manufactured fibers come from?

Manufactured fibers, however, fall into two main categories. First, those created using something from nature such as wood as a raw material. Second, those fibers created in a lab, usually from a petroleum base.

Which fibre property is associated with durability?

Proof of its strength can be found the great number of uses it has. The durability of clothing to average wear and tear depends somewhat more on the elasticity, flexibility and resistance of the textile fiber and fabric, rather than the absolute strength of either fiber or fabric.

Why are some fabrics made from two different fibers and others made completely from one fiber type?

-Some fabrics are made from two different fibers because one fiber is needed to offset deficiencies of the other fiber (e.g. cost, durability, comfort, and design effects).

When a manufactured fiber is colored prior to being extruded from the spinneret it is called?

Dope dyeing. Also known as solution dyeing, is unlike either of the two categories described earlier in this chapter. It is part of the process of manufacturing fibers. In this method, the coloring agent is added to the liquid spinning solution of manufactured fiber before it is extruded from a spinnerette.

When one fiber incorporates two polymers which are chemically different physically different or both it is called?

Bicomponent fibers. one fiber incorporates two polymers which are chemically different, physically different, or both. If components represent two different generic classes, they are bicomponent bigeneric. Types of Bicomponent Fibers.

Does manufacturing of synthetic fibers help in conserving forests?

Yes, ‘manufacturing synthetic fibres is actually helping conservation of forests’. As synthetic fibres are obtained from petrochemicals, they have very well substituted the use of natural fibres like cotton, silk, wool and jute which are obtained from plants and animals.

How are fibre sizes related to filter efficiency?

In filtration of particle sizes with submicrons, the same filter efficiency can be achieved at a lower pressure drop with smaller fiber sizes, or conversely, better filter efficiency can be achieved at the same pressure drop [ 39 ]. For nanometer-scale fibers, the effect of the slip flow at the fiber surface has to be taken into account.

Why is the length of a fibre important?

Fiber length is critical in processing of fibers and yarns and in the translation of fiber strength to yarn strength. In general, a longer fiber length is preferred. Textile fibers are either staple or filament length.

How does the size of the fiber affect its stiffness?

Fiber size has a very important influence on fiber stiffness, which then affects the stiffness of the fabric made from the fiber and hence the way it drapes and how soft it feels. The fiber stiffness also affects how soft or how prickly the fabric feels when it is worn next to the skin.

How does alkaline treatment affect the size of fibres?

Ridhuan et al. reported that alkaline treatment reduced the fiber diameter and density, and also resulted in a good fiber surface. This led to better adhesion between the fiber and the matrix to give better mechanical interlocking within the fiber-reinforced composites [28].