a) Masterpolymer
b) Mastermixture
c) Masterbatch
d) Masterblend
Answer: c
Explanation: A masterbatch is a highly concentrated blend of an additive and a carrier resin. A masterbatch is a highly concentrated blend of an additive with a a carrier resin that should be compatible and miscible in the resin into which it is being blended. Film manufacturers commonly blend a masterbatch into the resin at the extruder feed hopper when making film or sheet.
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