Flashcards in C2 Chemistry - polymers and nanotechnology Deck (14)
what are polymers?
v large molecules made when smaller molecules join together
what are the small molecules called?
why can alkanes act as monomers?
they have a double bond
what is polyethene used for?
plastic bags and bottles
what is polyproene used for?
crates and ropes
whats is polychlorothene used for?
water pipes and insulation on electricity cables
how is polyethene made?
when ethene polymisers
what is nanotechnology?
the use and control of tiny matter
what is the tiny matter referred as?
what are nanoparticles measured in?
what do we use nanoparticles for? 3
how are nanoparticles used in sports wear? examples
they are added to materials to make them stronger
golf clubs and shoes
how are nanoparticles used in healthcare?
used in sunscreens
offer protections and make no white mark