Physics of polymer networks : [lectures and posters from the 29th Europhysics Conference on Macromolecular Physics at Alexisbad/Harz 9-14 September 1991

The use of registered names, trademarks, etc. in this publication does not imply, even in the absence of specific statement, that such names are exempt from the relevant protective laws and regulations and therefore free for general use. Theory of phantom networks — topology, structure, elasticity: New and open problems....Pages 1-12 Structural properties of randomly crosslinked polymer networks....Pages 13-15 The dynamics of tire tread compounds and their relationship to wek skid behavior....Pages 16-26 Relaxation in permanent networks....Pages 27-36 Do local motions influence rheological properties near the gelation threshold?....Pages 37-42 On the dynamics of moderately and lightly crosslinked polymer networks....Pages 43-46 A new approach to polymer networks including finite chain extensibility, topological constraints, and constraints of overall orientation....Pages 47-51 Formation of networks — a lattice model for kinetic growth processes....Pages 52-56 Gelation and 1,1-transition in three-dimensional condensation and chain polymerization....Pages 57-60 Effect of thermal history on amylose gelation....Pages 61-65 Rheological, potentiometric and 23 Na NMR studies on pectin-calcium systems....Pages 66-69 The formation of semiinterpenetrating polymer networks by photoinduced polymerization....Pages 70-77 Observation of the curing process of epoxy resins by inverse gas chromatography....Pages 78-82 Fluorescence probe studies during the curing of epoxy systems....Pages 83-87 Conditions of formation and equilibrium swelling of polymer networks formed by protein macromolecules....Pages 88-89 Cross-link fluctuations: NMR properties and rubber elasticity....Pages 90-96 Segmental orientation in filled networks....Pages 97-103 Field-cycling NMR relation spectroscopy of molten linear and cross-linked polymers Observation of a T 1 ∝ ν 0.25 law for semi-global chain fluctuations....Pages 104-110 Segmental orientation of "long" and "short" chains in strained bimodal PDMS networks: A 2 H-NMR study....Pages 111-114 Small chains in a deformed network. A probe of heterogeneous deformation?....Pages 115-130 Aggregation of free chains within a deformed network: A SANS study....Pages 131-136 Trapped entanglements in polymer networks and their influence on the stress-strain behavior up to large extensions....Pages 137-143 Physical and chemical network effects in polyurethane elastomers....Pages 144-150 Influence of the thermodynamical quality of the solvent on the properties of polydimethylsiloxane networks in swollen and dry states....Pages 151-155 Triblock copolymers, mesogels and deformation behavior in poor solvents....Pages 156-164 Microemulsion mediated polymer networks....Pages 165-173 Theory of the mechanical and swelling properties of elastomers with chemical and physical networks....Pages 174-176 The effect of free branches on the collapse of olyelectrolyte networks....Pages 177-181 Local order and statistics of a polymer chain in an external electric field....Pages 182-185 Charge photogeneration in carbazole-containing compounds and valency bands of oligomers....Pages 186-193 The peculiarities and nature of large-scale motion of highly crosslinked polymers....Pages 194-201 FTIR spectroscopy studies on epoxy networks....Pages 202-205 Influence of imidazole on the structure of epoxy amine networks....Pages 206-208 Epoxy polymer networks: Relaxation processes and crack resistance....Pages 209-213 Fluorescence study of interpenetrating network morphology of polymer films....Pages 214-221 Kinetic regularities of polymer network thermal degradation....Pages 222-226 Interpenetrating polymer networks based on EVA copolymer and PMMA....Pages 227-231 Fast segmental dynamics in poly(methyl metharcrylate)-polyurethane interpenetrating networks....Pages 232-234 Thermally and mechanically activated degradation of polyesterurethane networks. Analysis of molecular weight distribution functions....Pages 235-240 The solidification of bulk and solution cast segmented polyurethanes....Pages 241-246 Guest Editors, S. Wartewig And G. Helmis. This Progress Volume Presents The Major Part Of The Lectures And Posters From The 29th Europhysics Conference On Macromolecular Physics Physics Of Polymer Networks. The Conference Was Organized By The Department Of Physics Of The Technical University Merseburg, Germany Under The Auspices Of The Macromolecular Division Of The European Physical Society And Took Place At Alexisbad/harz (saxony-anhalt) 9-14 September 1991. Includes Bibliographical References And Indexes. Physics of Polymer Networks presents the proceedings of the 29th Europhysics Conference on Macromolecular Physics held in Merseburg, Germany. The main topics of this volume are: - Theory of networks; - Formation of networks; - Sol-gel transition; - Experimental investigations on structure and properties of polymer networks Presenting the proceedings of the 29th Europhysics Conference on Macromolecular Physics, this volume contains research papers on the theory of networks, network formation, sol-gel transition and experimentation with the structure and properties of polymer networks.