?? ?? ?? ????
????:
(1) ???Curing Agents
??? ???
??? ???
(2) ??? Flame Retardants
?? ???
??? ???
??? ???
??? ???
(3) ??? Corrosion Inhibitors
(4) ?? Beads
(5) ?? Resins
(6) ?? Pigments
????
????
(7) ?? Solvents
??? ??
(8) ??? Additives
??? ??? ???
?? ??? ???
???? ???
PMMA Bead
????? ???