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Textiles EXAM 1
Study guide Exam 1
107
Other
Undergraduate 2
09/14/2011

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Term
Elongation
Definition
The lengthening or stretching of a fiber. Stretch without breaking
Term
Resiliency
Definition
Wrinkle recovery, ability of fiber to return to it's original shape after being bent or folded.
Term
Compressional Resiliency
Definition
Or "loft" is the ability of a fiber to return to it's original thickness after it is crushed.
Term
Density
Definition
Weight of fiber (Really heavy for it's size)
Term
Tenacity
Definition
Or "fiber strength" can withstand pulling force, also a personal property
Term
Luster
Definition
How light is reflected
Term
Drape
Definition
The way fabric hangs in 3-D form
Term
Texture
Definition
Surface characteristics (how it looks)
Term
Hand
Definition
How fiber/fabric feels to touch
Term
Someone
Definition
Who touches and describes
Term
Abrasion Resistance
Definition
Withstand rubbing
Term
Pliability
Definition
Repeatedly bend without breaking
Term
Absorbency
Definition
Ability to take up moisture
Term
Thermal Retention
Definition
Ability to hold heat
Term
Specific gravity
Definition
How heavy something is compared with water
Term
Dimentional Stability
Definition
Not shrinking/stretching
Term
Elastic Recovery
Definition
Returns to original shape after elongation
Term
Pill
Definition
Fiber "ball" formation of fabric surface due to abrasion
Term
Color Fastness
Definition
Retains color
Term
Fast
Definition
Hangs on
Term
Covering Power
Definition
ability of fabric to hide what is beneath it
Term
Filament Fibers
Definition
Are long and measured in yards/meters
Term
Crimp
Definition
The waves and bumps of a fiber
Term
Cross section
Definition
The appearance of a fiber across its diameter.
Term
Denier
Definition
The weight of 9,000 meters of fiber or yarn
Term
Fire proof
Definition
unaffected by fiber
Term
Flame resistant
Definition
Will prevent, terminate, or inhibit burning. Will not continue to burn.
Term
Flammable
Definition
Easy to ignite and will continue to burn
Term
Flexibility
Definition
Fibers that bend or fold easily, the drape of a fabric.
Term
Heat setting
Definition
Applying heat and pressure in a controlled manner permanently
Term
Hydrophilic Fibers
Definition
Those that can absorb moisture
Term
Hydrophobic Fibers
Definition
Do not absorb moisture readily
Term
Hygroscopic Fibers
Definition
Can absorb moisture without feeling wet
Term
Loft
Definition
Ability for Fiber to return to it's original thickness after being crushed.
Term
Longtudinal appearance
Definition
The appearance of the outside of the fiber/ Surface contour
Term
Manufactured Cellulosic
Definition
Fibers created by cellulose like Rayon and acetate.
Term
Manufactured Fibers
Definition
cellulosic and synthetic
Term
Microfibers
Definition
Fine fibers used in surgical and filtration applications.
Term
Microns
Definition
measurement of natural fibers in the diameter
Term
Moisture Regain
Definition
AKA abosorbency..ability to take in moisture. It is an important component of how comfortable a fiber is when it is worn.
Term
Natural Fibers
Definition
Fibers that come from vegetable, animal and mineral sources
Term
Noncombustible
Definition
Will not burn but can melt and descompose at high temperatures.
Term
Progressive shrinkage
Definition
What occurs each time the product is laundered.
Term
Relaxation Shrinkage
Definition
Fibers placed under extreme tension during processing could create fabrics that shrink during laundering.
Term
Self extinguishing
Definition
Will stop burning when the flame is removed.
Term
Staple fibers
Definition
Fibers that range from 1 inch to 18 inches long.
Term
Stritations
Definition
Longitudinal markings on manufactured fibers.
Term
Surface Contour
Definition
The result from the shape of a fibers cross section.
Term
Synthetic Fibers
Definition
Fibers synthesized chemically, frequently from petroleum products.
Term
Tex
Definition
Is the unit of measure in SI and refers to the weight in grams of 1,000 meters of fiber or yarn.
Term
Thermal stability
Definition
Will not readily burn or shrink when exposed to flame.
Term
Thermoplastic Fibers
Definition
Melt or soften when exposed to heat.
Term
Wicking
Definition
Fiber's ability to carry moisture along it's surface.
Term
Wrinkle recovery
Definition
AKA Resiliency..the ability of a fiber to return to its original shape after being bent or folded.
Term
Breaking and Scutching
Definition
Crushing and removing the outer covering of the stalks by passing them between metal rollers.
Term
Cellulosic Fibers
Definition
Cotton and Flax
Term
Chemical Retting
Definition
Rotting with chemicals-the stalks are sprayed with a herbicide that kills the flax as it grows.
Term
China Grass
Definition
Bast or stem cellulosic fiber
Term
Cortex
Definition
Main part of the fiber
Term
Cultivated Silk
Definition
Finest quality silk, produced by cultivated silkworms in a controlled environment.
Term
Cuticle or epidermis
Definition
The outer layer of the fiber
Term
Dew retting
Definition
Stalks are allowed to rot in the fields. Takes from 3 to 6 weeks, This method has the least impact on the environment. Most flax is produced with this.
Term
Duoppioni Silk
Definition
Silk produced when two silkworms spin a cocoon together. The resulting strand of silk has a thick/thin appearance
Term
Egyptian Cotton
Definition
High grade cotton
Term
Fulling
Definition
Controlled shrinkage of wool to produce a more compact fabric
Term
Fur Fibers
Definition
Natural with no trade names
Term
Green Cotton
Definition
Cotton fabric that has been washed with mild natural soap and not treated with bleaches or harch chemicals.
Term
Hackling
Definition
Combing and seperating the fibers; this also removes any ramaining stalk
Term
Lamb's wool
Definition
Firt shearing from a sheep that is less than 7 months old; this wool is fine and soft.
Term
Lanolin
Definition
The oil removed from wool, valuable by-product.
Term
Line
Definition
Long flax fibers
Term
Linen
Definition
Fabric made from flax fiber
Term
linters
Definition
Pieces of waste cotton lint, are attached to seeds
Term
Long staple cotton
Definition
Highest quality; fibers are 1 1/2 to 2 1/2 inches in length. Used to make stronger, smoother and more luxurious fabrics.
Term
Lumen
Definition
Central canal of the cross section of a fiber
Term
Medulla
Definition
The core of a fiber
Term
Mercerization
Definition
Treatment to increase fiber's luster and strength
Term
New wool/Virgin Wool
Definition
Wool that has not been previously used.
Term
Organic cotton
Definition
Cotton that has been grown on land on which organic farming has been practiced for at least three years.
Term
Pima Cotton
Definition
High grade cotton
Term
Protein Fibers
Definition
Fibers that are silk,wool, specialty hair fibers, and fur fibers.
Term
Pulled Wool
Definition
Wool treated chemically to aid in it's remmoval.
Term
Pure silk or degummed silk
Definition
Silk after the sericin has been removed.
Term
Raw silk or silk-in-the-gum
Definition
Silk before the sericin is removied
Term
Raw wool or grease wool
Definition
Wool from lower part of the legs
Poor quality
Term
Recycled wool
Definition
Wool yarns and fabrics that are shredded to a fibrous state and reused
Term
Reeling
Definition
Cocoons softened in hot water and unwound in one long strand or filament.
Term
Retting
Definition
Bacterial rotting to loosen the bark from the stem
Term
Rippling
Definition
Removing of the seeds after harvesting
Term
Scroop
Definition
When silk fabric is rubbed against itself it produces a distinctive rutsle called
Term
Sea island cotton
Definition
High grade cotton
Term
Sericin
Definition
A gummy protein substance
Term
Sericulture
Definition
Scientific production of silk
Term
Shattered silk
Definition
Weighted silk that is disintegrating
Term
Short-staple cotton
Definition
Short, coarse fibers that are 3/6 to 3/4 in length. Primarily produced in India and Eastern Asia.
Term
Silk Noil or waste silk
Definition
Short silk fibers from broken cocoons and the outside fibers of the cocoon.
Term
Specialty hair fibers
Definition
Alpaca, Camel hair, Cashmere, New Zealand Cashgora, Guanaco, LLama, Huarizo, Misti, Mohair, Quiviut, Vicuna
Term
Spun Silk
Definition
Silk yarn made from short fibers. Spun silk feels more like cotton that filament silk.
Term
Thrown silk
Definition
Reeled silk filament from four or more cocoons that are combined to make yarn.
Term
tow
Definition
Short flax fibers
Term
transgenic cotton
Definition
Cotton that has been genetically egineered to repel insects.
Term
transition cotton
Definition
Cotton that has been grown on land on which organic farming has been in practice for less than three years.
Term
tussah silk
Definition
Common variety of wild silk
Term
Upland Cotton
Definition
Cotton grown in the U.S
Term
water retting
Definition
Requires significant amounts of water that must be recycled before being returned to the environment.
Term
weighted silk
Definition
Metallic salts may be added to improve the body and drape of degummed silk. Weighted silk deteriorate more quickly than unweighted silk
Term
wild silk
Definition
Produced by wild silkworms it's coarser and less lustrous.
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