5.3 New and Useful polymers
Uses of Polymers
· Dental fillings that have replace mercury ones.
· Light sensitive polymers are used in sticking plasters to cover wounds.
· Hydrogels are polymers that can trap water and have many uses including dressing for wounds.
· Shape-memory polymers change back to their original shape when temperature or other conditions are changed.
o Smart polymers is material used for stitching wounds that’s changes shape when heated to body temperature.
Fibres used to make fabrics can be coated in polymers to make them waterproof and breathable.
Plastics from many drink bottles can be recycled to make polyester fibres for clothing as well as pillows and duvets.