1.2 Polymers Flashcards
What are the 3 steps for polymers
Fractional distillation, cracking, polycondensation/polymerisation
Why are polymers considered self finishing
As they can be pigmented during the manufacturing
What are polymers susceptible to
UV light
What are the 6 thermoplastics
PP, Acrylic, HIPS/ABS, Nylon, LD/HDPE, PVC/uPVC
What are thermoplastics
Polymers that can be softened and are formed at relatively low temperatures
What is a use of Acrylic
Signs
What is a use of PP
Hinged lids
What is a use of ABS/HIPS
LEGO
What is a use of nylon
cable ties
What is a use of PVC/uPVC
guttering
What is a use of LD/HDPE
Bin liners
What is the property of PP
Good fatigue resistance
What is the property of Acrylic
Very UV stable
What is the property of HIPS/ABS
Very tough
What is the property of Nylon
High temp resistance and low friction
What is the property of HD/LDPE
Cheap
What is the property of PVC/uPVC
Good weathering and chemical resistance
What is a use of Epoxy
resin in CFRP