Polymers Flashcards
1
Q
Characteristics ?
A
Many monomers
Highweight
Production of Plastics
2
Q
Formation ?
A
Polymerisation –> Unsaturated monomers
Polycondensation
3
Q
Compounds ?
A
Rubber Neoprene Polystyrene Polyethylene Polypropylene Methy acrylate Teflon Hydroxyethylmethacrylate
4
Q
Rubber
A
from Isoprene
5
Q
Neoprene
A
from Chloroprene
6
Q
Polystyrene
A
Highstrength
Good insulator
Chem. resistent
–> Cross links (Divenylbenzene) –> NO Thermoplasticity
7
Q
Polyethylene
A
From Ethylene when compressed or with metallic catalysator
8
Q
Polypropylene
A
from Propylene
9
Q
Methy acrylate
A
Polymers of unsaturated Acrylic and Methacrylic acid –> The esters!
10
Q
Teflon
A
Polytetrafluoroethylene Stable Resistant Dielectrical Toxic fluoroderivatives
11
Q
Hydroxyethylmethacrylate
A
Contactlenses bc resistant to hydrolisis and hydrophobic and accepted by human tissue
