Smart materials and technical textiles

Question 1

Quantum tunneling composite

Answer 1

the more force they are pressed with, the more conductive they are

Question 2

electroluminescent material

Answer 2

provide visible light when exposed to a current

Question 3

thermochromic pigment

Answer 3

changes colour in response to change in heat

Question 4

microencapsulation

Answer 4

microscopic capsules to fibres
eg. anti smell socks

Question 5

biomimicry

Answer 5

influenced by the natural world

Question 6

carbon fibre

Answer 6

fibres of carbon encased in resin
high tensile strength
rigid
lightweight

Question 7

Shape memory alloy

Answer 7

nitinnol
when heated returns to its original shape

Question 8

polymorph

Answer 8

only soft and pliable at hot temperatures stays same shape when cooled

Question 9

photochromic piment

Answer 9

changes colour in response to light
sunglasses becoming darker in bright light

Question 10

phase changing materials

Answer 10

absorb, store and reduce heat over small temperature range
can change state

Question 11

rhovyl

Answer 11

non flammable, crease resistant, good thermal prperties
soft and recyclable

Question 12

microfibres

Answer 12

thin, synthetic, soft, lightweight

Question 13

nomex

Answer 13

fire retardent, strong

Question 14

kevlar

Answer 14

lightweight, flexible, durable, chemical resistant

Question 15

sun protective

Answer 15

fully reflects sun rays with tightly woven fabrics

Question 16

GRP

Answer 16

cheaper than carbon fibre and similar properties but slightly worse