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12 terms

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joseph lister
first used as an antiseptic in 1870
polymer
formed from many small molecules that combine to one large molecule
monomer
small molecules
polymer or macro molecule
large molecules
plastics
polymers are known as
polyethylene
simpliest polymer
CH2=CH2...
monomer
molecules
indicates that chain can go on indefinetly by adding more
high density polymers
have crystalline structure very hard and rigid
low density polymer
form in branced chains branching prevents crystal structure from forming semi rigid
themoplastic materials
plastics that can be heated and remodeled
unreactive
most polymers are unreactivity makes it very useful