Polymer uses Flashcards

1
Q

what polymer is used in plastic water bottles and why? (4 reasons)

A

PET

it is a thermoplastic so can be recycled

it is tough so will not spill when dropped

it can be see through and so the user can see how much liquid is left

is impermeable to CO2 and so is good for carbonated drinks

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2
Q

what polymer is used in kitchen worktops and why?

A

MF

it is a thermosetting plastic so has a high melting point so is not affected by hot pans

is chemical resistant so can be cleaned with detergent

its hardness allows it to be cleaned with a scouring pad without getting scratched

pigment can be used for desired colour

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3
Q

what polymer is used in wetsuits and why?

A

neoprene

it is an elastomer so will stretch and release around the body for a tight fit

has good degradation resistance and so is sot affected by saltwater

can be pigmented for company/consumer

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4
Q

what polymer is used in car light casings?

A

PMMA (acrylic)

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5
Q

what polymer is used in hosepipes?

A

PVC

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6
Q

what polymer is used in guttering and downpipes?

A

uPVC

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7
Q

what polymer is used in veneers?

A

MF

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8
Q

what polymer is used in grips?

A

TPE

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9
Q

what polymer is used in wristbands?

A

silicone

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