Polymers

Question 1

Thermoforming

Answer 1

Plastics which don’t resist heat well and are easily shaped

Question 2

Thermosetting

Answer 2

Plastics that resist heat well and are not easily shaped or manipulated

Question 3

Acrylic (PMMA)

Answer 3

.Hard Stiff and Shiny
.Resists weather well
.Used to make helmet visors,baths and signs

Question 4

High-Density polyethylene (HDPE)

Answer 4

.Stiff,Strong and Lightweight

.Used in washing baskets,folding chairs and water pipes

Question 5

Polyethylene terephthalate (PET)

Answer 5

.Light,strong and tough

.Used in water bottles and fibres for clothing

Question 6

High Impact Polystyrene (HIPS)

Answer 6

.Rigid and Cheap

.Used for vacuum forming and fabricating boxes like CD cases or smoke detector casing

Question 7

Polyvinyl Chloride (PVC)

Answer 7

.Brittle,cheap,durable.

.Used for blister packs,window frames and vinyl records

Question 8

Polypropylene (PP)

Answer 8

.Tough and Flexible
.Can be made with a variety of colours
.Used for plastic chairs

Question 9

Epoxy Resin (ER)

Answer 9

.Rigid,durable,corrosion resistant and good electrical insulator
.Used for circuit boards and wind turbine blades

Question 10

Urea-Formaldehyde (UF)

Answer 10

.Hard,brittle and good electrical insulator

.Used in plug sockets and cupboard handles

Question 11

Melamine-Formaldehyde (MF)

Answer 11

.Strong and scratch resistant

.Used to laminate chipboard and used in plates and bowls

Question 12

Phenol-Formaldehyde (PF)

Answer 12

.Hard and resistant to heat and easily moulded

.Used in bottle caps and snooker balls

Question 13

Polyester Resin (PR)

Answer 13

.Hard,stiff,cheap and good electrical insulator
.Added to glass to from glass-reinforced plastic
.Used for waterproof products and kayaks and shower stalls