Studied by 1 person
What do smart materials have?
Properties that change reversibly with a change in their environment
Property and use of thermochromic pigments
Change colour with temperature, mugs that change colour
What change colour with temperature?
Thermochromic pigments
Property and use of photochromic pigments
Change colour with light intensity, holiday t shirt designs
What change colour with light intensity?
Photochromic pigments
Property and use of hydrogels / polymer gels
Absorb / expel water and shrink / swell due to changes in pH or temperature, baby nappies
What absorb / expel water and shrink / swell due to changes in pH or temperature?
Hydrogels / polymer gels
Property and use of shape memory alloys
Plastics which regain their original shape when heated, kettle springs
What are plastics which regain their original shape when heated?
Shape memory alloys
Property and use of shape memory polymers
Metals which regain their original shape when heated, gum shields
What are metals which regain their original shape when heated?
Shape memory polymers
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Flashcard (30)