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Intro To Polymers Flashcards

(7 cards)

1
Q

What is a copolymer?

A

A polymer made of more than one monomer species

They are common - method of tailoring material properties

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2
Q

Which types of polymers are thermoplastic?

A

Linear polymers and branched polymers

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3
Q

Which type of polymers are thermoset?

A

Crosslinked

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4
Q

What does thermoset and thermoplastic mean?

A

Thermoset - does not meant on heating

Thermoplastic - melts and can be remodelled on heating

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5
Q

What is polymerisation?

A

Reacting monomers/co-monomers to form a polymer

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6
Q

What is condensation polymerisation and what are the byproducts?

A

Step growth reaction

By products usually h2o or low molecular weight alcohols

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7
Q

What is addition polymerisation?

A

Chain reaction using free radicals
No by products
Exothermic
AIPT - activation, initiation, propagation, termination

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