| ABC |
adipol-bis-caprolactam; |
| AROP |
anionic ring opening polymerization; |
| C8H13NO2
|
N-acetylcaprolactam; |
| CFD |
computational fluid dynamic; |
| CL |
caprolactam; |
| DEA |
Dielectric Analysis; |
| DSC |
Differential Scanning Calorimetry; |
| EtMgBr |
ethyl magnesium bromide; |
| HCC |
hexamethylene-1,6-bis(carbamidecaprolactam); |
| HMDI |
hexamethylenediisocyanate; |
| KL |
potassium salt of lactam; |
| LCM |
liquid composite molding; |
| LiL |
lithium salt of lactam; |
| NaH |
sodium hydrate; |
| NMR |
Nuclear Magnetic Resonance; |
| PA |
polyamide; |
| T-RTM |
thermoplastic resin transfer molding; |
| XRD |
X-Ray Diffraction; |
|
|
compressibility factor; |
|
|
the degree of crystallinity at the termination of the crystallization process; |
| [A] |
activator concentration; |
| [I] |
initiator concentration; |
| [M0] |
initial monomer concentration; |
|
|
crystallization enthalpy; |
|
|
polymerization enthalpy; |
|
|
activation volume for the reaction; |
|
a
|
thermal diffusivity; |
|
C
|
heat capacity; |
|
E
|
activation energy of the process; |
|
ms
|
sample mass; |
|
Mw
|
molecular weight of the polymer; |
|
P
|
pressure; |
|
P
0
|
reference pressure; |
|
Q
|
thermal effect of the reaction; |
|
R
|
universal gas constant; |
|
T
|
processing temperature; |
|
t
0
|
characteristic crystallization time; |
|
Tc
|
crystallization temperature; |
|
Tm
|
melting temperature of the polymer; |
|
Tp
|
polymerization temperature; |
|
Tref
|
reference temperature; |
| α |
degree of crystallinity; |
|
αeq
|
equilibrium degree of crystallinity; |
| β |
conversion degree; |
|
γg, γ
|
reaction ratio of the monomer at gelation and at any time up to gelation; |
|
η
|
viscosity; |
|
η
0
|
viscosity of the monomer; |
|
θ
|
crystallization induction period. |