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Ring-opening polymerization kinetics, mechanisms, and synthesis

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Published by American Chemical Society in Washinton, D.C .
Written in English


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Edition Notes

StatementJames E. McGrath, editor.
SeriesACS symposium series,, 286
ContributionsMcGrath, James E., American Chemical Society. Division of Polymer Chemistry., American Chemical Society. Meeting
LC ClassificationsQD380 .R56 1985
The Physical Object
Paginationix, 398 p. :
Number of Pages398
ID Numbers
Open LibraryOL2532669M
ISBN 10084120926X
LC Control Number85013352

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Although the ionic ring-opening polymerization of heterocyclic compounds, such as ethylene oxide, tetrahydrofuran, ethyleneimine, β-propiolactone and caprolactam, as well as the Ziegler–Natta ring opening of cyclic alkenes, such as cyclopentene and norbornene, are well known, free radical ring-opening polymerizations are rather rare. In polymer chemistry, ring-opening polymerization (ROP) is a form of chain-growth polymerization, in which the terminus of a polymer chain attacks cyclic monomers to form a longer polymer (see figure). The reactive center can be radical, anionic or cationic. All main classes of monomers including heterocyclics, cyclic olefins and alkynes, and cycloalkanes, are discussed separately as well as their specificities regarding the ring-opening polymerization techniques, the mechanisms, the degree of control, the properties of the related polymers and their applications. Handbook of Ring-Opening Polymerization [Philippe Dubois, Olivier Coulembier, Jean-Marie Raquez] on *FREE* shipping on qualifying offers. This comprehensive, truly one-stop reference discusses monomers, methods, stereochemistry, industrial applications and more. Chapters written by internationally acclaimed experts in their respective fields cover both basic principles and up-to Brand: Wiley-Interscience.

Ring Opening Polymerisation. Ring-opening polymerizations are a form of addition polymerization, in which the terminal end of a polymer acts as a reactive center, where further cyclic monomers join to form a larger polymer chain through ionic propagation. This book comprises the contributions of several authors in the area of polymer characterization by atomic force microscopy of the polymer network structure formed in Ferroelectric Liquid Crystals Cells; polymerization by microwave irradiation method of starch/acrylic acid/acrylamide; polymerization of olefins; emulsion polymerization; ring opening polymerization; cationic polymerization of. Cationic Ring-Opening Polymerization: 2. Synthetic Applications (Advances in Polymer Science) [J. P. Kennedy] on *FREE* shipping on qualifying offers. Cationic Ring Opening Polymerization 2 Synthetic Applications Advances in Polymer ScienceAuthor: J. P. Kennedy. Oct 09,  · Ring-opening polymerization offers an alternate to step polymerization for the synthesis of many polymers. Thus, polyesters can be produced either by ring-opening polymerization of lactones as well as step polymerization of diacids with by:

General Information. Ring Opening Metathesis Polymerization (ROMP), a term coined by CalTech chemist Robert Grubbs, is a variant of the olefin metathesis reaction uses strained cyclic olefins to produce stereoregular and monodisperse polymers and co-polymers. Mechanism. The mechanism of the ROMP reaction involves an alkylidene catalyst and is identical to the mechanism of . Studies [31, 32] considered the ring opening metathesis polymerization as pseudo first-order reaction as regards to the monomer concentration, which is valid for polymerization of above-mentioned monomers. Figure 5(b) demonstrates that there can be seen three regions in the semi-logarithmic anamorphoses. The first region has non-linear segment Author: Alexey Lyapkov, Stanislav Kiselev, Galina Bozhenkova, OlgaKukurina, Mekhman Yusubov, Francis Verpoor. Summary; Ring-opening Polymerization. is another form of chain-growth polymerization, in which the terminal end group of a polymer chain acts as a reactive center where further cyclic monomers can react by ring-opening and additon of the broken bond to form a longer polymer chain. Polymerization–depolymerization equilibria are more often encountered in ring-opening polymerization than in the chain polymerizations. Ring-opening polymerization offers an alternate to step polymerization for the synthesis of many polymers. Thus, polyesters can Cited by: