Major Synthetic Fibers

Question 1

Most widely used synthetic fiber

Answer 1

polyester

Question 2

T/F: Polyester is resilient

Answer 2

T

Question 3

T/F: Polyester is oleophilic

Answer 3

T

Question 4

T/F: Polyester builds up static

Answer 4

T

Question 5

What kind of polymerization forms polyester?

Answer 5

Condensation

Question 6

What is required for condensation polymerization?

Answer 6

2 monomers, each with 2 functional groups

Question 7

4 Advantages of polyester fiberfill

Answer 7

no odor, insulative when wet, hydrophobic (dries quickly), cheap

Question 8

Polyester Trade Names

Answer 8

hollofil, comforel

Question 9

Catalyst used in Polyester Manufacturing

Answer 9

antimony

Question 10

How can polyester be recyled?

Answer 10

remelting?

Question 11

Nylon is the ___ most widely used fiber

Answer 11

3rd

Question 12

1st synthetic fiber made in US

Answer 12

nylon

Question 13

Main use for nylon

Answer 13

carpet

Question 14

T/F: Nylon is strong

Answer 14

T

Question 15

T/F: Nylon is durable

Answer 15

T

Question 16

T/F: Nylon is resilient

Answer 16

T

Question 17

Which synthetic fiber is the best at absorbing moisture?

Answer 17

nylon

Question 18

How is Nylon 6,6 made?

Answer 18

2 monomers through condensation polymerization

Question 19

How is nylon 6 made?

Answer 19

1 monomer through ring-opening polymerization

Question 20

Olefin technical name

Answer 20

polypropylene or polyethylene

Question 21

T/F: Olefin is easy to dye

Answer 21

F

Question 22

Lightest of all textile fibers

Answer 22

Olefin

Question 23

T/F: Olefin is heat sensitive

Answer 23

T

Question 24

T/F: Olefin is great at wicking

Answer 24

T

Question 25

Acrylic is the ___ most widely used fiber

Answer 25

5th

Question 26

Acrylic is a ____ substitute

Answer 26

wool

Question 27

T/F: acrylic pills

Answer 27

T

Question 28

T/F: Acrylic has a high tenacity

Answer 28

T

Question 29

Acrylic Brand Name

Answer 29

Acrilan

Question 30

What is modacrylic used for?

Answer 30

flame retardancy

Question 31

What is spandex wrapped with?

Answer 31

Nylon

Question 32

Why wrap a fiber in yarn?

Answer 32

increase comfort and protect from abrasion resistence

Question 33

Nylon polymer name

Answer 33

polyamide

Question 34

ester vs amide

Answer 34

oxygen vs nitrogen

Question 35

aramid polymer name

Answer 35

aromatic polyamide

Question 36

aramid vs nylon

Answer 36

benzene ring vs chain

Question 37

Aramid product for body armor

Answer 37

kevlar

Question 38

Aramid product for fire resistence

Answer 38

Nomex

Question 39

Aramid is ___ to most chemicals

Answer 39

resistent

Question 40

Aramid is ____ to dye

Answer 40

difficult

Question 41

Aramid has _____ abrasion resistance

Answer 41

high

Question 42

Aramid ____ static

Answer 42

builds up

Question 43

Aramid is ____ to sunlight

Answer 43

moderately resistant

Question 44

Downside of solution dye

Answer 44

cannot apply color forecasting

Question 45

Aramid is _____ to acids

Answer 45

not resistant

Question 46

Glass fiber has ____ insulation

Answer 46

high

Question 47

Downside of glass fiber for consumer

Answer 47

skin irritation

Question 48

Main use of glass fiber

Answer 48

wall insulation

Question 49

What kind of flame retardants cause environmental problems?

Answer 49

brominated or chlorinated

Question 50

Olefin is ___ to recycle

Answer 50

easy

Question 51

What is a good substitute for pvc?

Answer 51

olefin

Question 52

2 ways to use olefin after use

Answer 52

recycle or burn for energy

Question 53

PTFE characteristics

Answer 53

heavy; resists chemicals, sunlight, weathering, aging; chemically inert

Question 54

Gore-Tex

Answer 54

fabrics with thin microporous film of PTFE (outerwear)

Question 55

What is PTFE used for generally?

Answer 55

coating (cookware, carpets)

Question 56

What is PLA made from?

Answer 56

fermented cornstarch (renewable)

Question 57

brand name for PTFE

Answer 57

Teflon

Question 58

What natural protein fiber is PLA similar to?

Answer 58

silk (luster, drape, hand)

Question 59

PLA use

Answer 59

apparel and furnishing

Question 60

Brand name of PLA

Answer 60

Sorona

Question 61

PLA is ___% renewable

Answer 61

100

Question 62

Elastomer

Answer 62

natural or synthetic polymer that can be stretched repeatedly to at least twice its original length and will return

Question 63

power stretch

Answer 63

need to hold power and elasticity (foundation garments, swimsuit, suspenders)

Question 64

comfort stretch

Answer 64

products that only require elasticity

Question 65

2 elastomeric fibers

Answer 65

rubber, spandex

Question 66

Spandex

Answer 66

elongation, elasticity

Question 67

rubber

Answer 67

elongation, recovery, low tenacity, low dye acceptance

Question 68

Spandex Tradenames

Answer 68

lycra, glospan

Question 69

Spandex is better/worse than rubber

Answer 69

better

Question 70

Metal fibers

Answer 70

stainless steel, aluminum, copper, silver (X-static)

Question 71

PBI is similar to ___

Answer 71

aramid (aerospace)

Question 72

Difference between PBI and Aramid

Answer 72

PBI has high moisture regain

Question 73

Sulfar uses

Answer 73

filtration, fire fighter uniform

Question 74

Vinyon is used in

Answer 74

PVC (polyvinyl chloride) and Vinyl

Question 75

Vinyon characteristics

Answer 75

heat sensitive, low moisture regain

Question 76

Vinyon Uses

Answer 76

bonding agent, wigs, nets

Question 77

Substitute for PVC

Answer 77

Olefin