A) Kevlar
B) PET
C) Nylon-6
D) Nylon-6,6
Correct Answer
verified
Multiple Choice
A) polyamide
B) polyurea
C) polyurethane
D) polyamine
Correct Answer
verified
Multiple Choice
A) crystallite
B) elastomer
C) chain-growth polymer
D) Al(CH2CH3) 3 + TiCl4
E)
F)
G) thermoplastic
H) homopolymer
I) Tm
J) epoxy resins
K) copolymers
L) step-growth polymer
M) "catalyst"
N) Tg
O)
P)
Correct Answer
verified
Multiple Choice
A) poly(hexamethylene adipate)
B) poly(hexamethylene adipamide)
C) poly(hexamethylene succinate)
D) poly(tetramethylene adipamide)
Correct Answer
verified
Essay
Correct Answer
verified
Essay
Correct Answer
verified
Multiple Choice
A) Tg < Tm
B) Mw ≥ Mn
C) polydispersity index ≤ 1
D) Mn = (average degree of polymerization, n) × (molecular weight of repeat unit)
Correct Answer
verified
Multiple Choice
A) atactic
B) isotactic
C) syndiotactic
D) stereoregular
Correct Answer
verified
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