# Number average molar mass:

# Weight average molar mass:

Xi: Mole fraction

Wi: weightfraction

# Carothers Theory in Step Polymerization (RA₂+RB₂, ARB, RA₂, RB₂)

when A=B�stoichiometric balance

when A<B

# Carothers Theory of Gelation

Number average functionality:

-> Xn ∞

# Gelation by Flory: crosslinker generation, RA_f(f>2), RA₂, RB₂

γ: initial ratio of A from RA_f

# Radical polymerization

Propagation rate:

Without chain transfer

With chain transfer

Mayo-Walling equation

q=0 if disproportionation ignored

# PDI of radical polymerization

# Temperature dependency for radical polymerization

# Cationic polymerization

# Anionic polymerization

K=1 for initiation by organometallic compounds

K=2 for electron transfer initiation

V=xn