Polymer Networks: Principles of Their Formation, Structure and PropertiesR.F. Stepto Written by an international team of authors with a strong emphasis on the underlying chemistry, this book forms a timely, concise, and accessible evaluation of the fundamentals of polymer network formation, structure, and properties, and how these three aspects are interrelated. |
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Page 244
... dependence of the storage compliance J ' and loss tangent tan 8 on tem- perature T or angular rate of deformation w . At still higher temperatures , the so - called rubberlike ( plateau ) region ( region C ) is reached ; in this region ...
... dependence of the storage compliance J ' and loss tangent tan 8 on tem- perature T or angular rate of deformation w . At still higher temperatures , the so - called rubberlike ( plateau ) region ( region C ) is reached ; in this region ...
Page 258
... dependence of the modulus G ( t ) , an empirical Chasset - Thirion ( C - T ) type of equation [ 90 ] : G ( t ) = Ge [ 1 + ( t / to ) " ] = Ge [ 1 + ( t / Tav ) -ve / apm ] ( 8.48 ) where to and m are constants ; the average relaxation ...
... dependence of the modulus G ( t ) , an empirical Chasset - Thirion ( C - T ) type of equation [ 90 ] : G ( t ) = Ge [ 1 + ( t / to ) " ] = Ge [ 1 + ( t / Tav ) -ve / apm ] ( 8.48 ) where to and m are constants ; the average relaxation ...
Page 276
... Dependence of the horizontal shift factor logar ( Ta is the temperature of the maximum in the dependence of G " on T measured at f = w / 2 = 1 Hz for individual samples ) on 1 / T of epoxide networks from tetraepoxide ( TGDDM ) and ...
... Dependence of the horizontal shift factor logar ( Ta is the temperature of the maximum in the dependence of G " on T measured at f = w / 2 = 1 Hz for individual samples ) on 1 / T of epoxide networks from tetraepoxide ( TGDDM ) and ...
Contents
Contents | 1 |
Nonlinear polymerization gelation and network formation | 14 |
4 | 40 |
Copyright | |
14 other sections not shown
Common terms and phrases
behaviour block copolymers Chapter Chem chemical components composition concentration constant conversion copolymerization crosslinking CTT diagram cure curve cyclization decrease deformation degree of polymerization dependence distribution Dušek EANCS Eichinger elastomers endlinking entanglements equation equilibrium Erman experimental Flory formed Frisch gel point gelation hard segments hard-segment content Ilavský increase initial injection moulding intramolecular reaction junction points kinetics linear Macosko Macromol Macromolecules mechanical microphase separation modulus molar mass molecular weight molecules monomer mould network chains network formation network materials network structure network-forming occur parameter phase separation Phys polymer networks Polymer Sci polyurethane predicted primary chains properties PUr-DETDA RA₂ ratio reactants reacted reactive groups RIM copolymer RIM materials ring structures rubber sample shear modulus shown in Figure soft segments soft-segment spinodal spinodal decomposition Stepto stress-strain Tcure temperature tensile thermodynamic thermosetting triol units values versus viscoelastic viscosity vitrification vitrification region volume fraction