1.2 Classification Of Modern And Smart Materials

Question 1

Modern materials- examples, properties an uses

Answer 1

Kevlar- aramid fibres with high cut and high resistant properties
Uses= body amour, cut proof, gloves and aprons

Polymorph- can be heated with a hair dryer or water, granddads can be easily mouldable at 60*
Uses= modelling, shaping ergonomics handles

High density modelling foam- lightweight, easy to work with using traditional tools
Uses= 3d modelling and prototypes

Question 2

Smart materials- examples, properties and uses

Answer 2

Thermochromic pigment- changes colour in response to temperature change
Uses= colour changing mugs, baby feeding spoons

Photochromic pigment- chnages colour with light intensity
Uses= welding googles, marker which show under uv lights

Phospherescent pigment- absorbs light throughout the day then ‘re emits’ it during the night
Uses= glow int he dark products, night lights, masks