PPH
Homopolymer
PPC
Copolymer
PPRC
Random Copolymer
YYPE
High Density Polyethylene
AYPE
Low Density Poliethylene
LAYPE
Linear Low Density Polyethylene
MDPE
Medium Density Polyethylene
E
PVC
S-PVC
Suspance
PS
Polystyrene