## A rheological and structural study of polymer networksContents of this doctoral dissertation include: primary polymer molecules with a mondisperse distribution of the molecular weights, crosslinks of any functionality, primary polymer molecules with a disperse distribution of the molecular weights, the sol fraction, number and weight average degrees of polymerization, Schulz-Zimm distribution, fractions of ideal networks and dangling ends, molar masses between the crosslinks |

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Page 33

Again, a solution for the molar mass between the crosslinks in the network

fraction, cannot be found from equation (2.36) without a second

Therefore equations (2.26) for the

network ...

Again, a solution for the molar mass between the crosslinks in the network

fraction, cannot be found from equation (2.36) without a second

**relationship**.Therefore equations (2.26) for the

**relationships**of the crosslinking index in thenetwork ...

Page 38

Beside the functionality, equation (2.51) now contains three unknown parameters

. This implies that two extra

network parameters. The first of these equations relates, analogous to Flory'1', ...

Beside the functionality, equation (2.51) now contains three unknown parameters

. This implies that two extra

**relationships**are needed to calculate values for thenetwork parameters. The first of these equations relates, analogous to Flory'1', ...

Page 46

Upon this way no complicated

polymer molecules is needed and the extensions of the basic

towards a disperse distribution of the molecular weights become rather

straightforward.

Upon this way no complicated

**relationship**for the mass distribution of thepolymer molecules is needed and the extensions of the basic

**relationships**towards a disperse distribution of the molecular weights become rather

straightforward.

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### Contents

_t A Rheological and Structural Study of Polymer Networks | 1 |

Modelling of Polymer Networks | 18 |

Simulations of Polymer Networks | 74 |

Copyright | |

3 other sections not shown

### Common terms and phrases

active network chains average crosslinking index average molar mass average molecular weight calculated complex formation enthalpies constant crosslink functionality crosslinked system crosslinks per unit curves cycle rank dangling ends decrease deformation degree of polymerisation discotic side chain discotic side-chain polymers disperse distribution dynamic elastically active network equilibrium shear modulus figure Flory fraction of dangling fraction of ideal frequency high shear rates hypothetical crosslinking process increase kg/mol mijn molecular weight distribution monodisperse distribution network fraction network of polymer network parameters Nijenhuis number and weight number average degree number average molecular number of crosslinks physical network polydispersity index polymer in 1,1,2-trichloroethane polymeric polyvinyl chloride primary polymer molecules relationship rheological measurements Schulz-Flory distribution Schulz-Zimm distribution side chain polymer sol fraction solubility parameter solution of discotic solvent storage modulus strain structure substituting equation temperature tetrafunctional crosslinking total number unit volume values viscoelastic viscosity w/w solution weight average crosslinking weight average molecular yield stress zijn