Phenol formaldehyde resin is commonly called _________.
bakelite
The starting material of PCTFE is ________.
The starting raw materials for nylon are adipic acid and ________.
Neoprene and _________ are synthetic rubbers.
On the basis of their origin polymers are classified as _________ and _______ polymers.
In Buna-S, S stands for ___________.
The monomer units of PMMA is ___________.
The monomer units of PAN is ________.
Lucite is a polymer of ___________.
Natural rubber is a polymer of __________.