Ring-Opening Polymerization

Title Page......Page 1
Copyright......Page 2
ACS Symposium Series......Page 3
FOREWORD......Page 4
PdftkEmptyString......Page 0
PREFACE......Page 5
1 Cationic Polymerization of Cyclic Amines......Page 7
Methods for the Determination of kp/kt.......Page 8
Results and Discussion.......Page 9
Literature cited.......Page 17
2 New Aspects of the Chemistry of Living Tetrahydrofuran Polymers Initiated by Trifluoromethane Sulfonic Anhydride......Page 19
DISCUSSION OF RESULTS......Page 20
LITERATURE CITED......Page 28
3 New Developments in Graft Copolymerization by Oxonium Ion Mechanism......Page 30
Efficiency of Initiation......Page 31
Nmr Studies......Page 32
Isolation of Silver Halide from Model Studies......Page 35
Isolation of Silver Halide after Reaction of Halogenated Polymers......Page 37
Grafting from Halogenated Butyl Rubbers......Page 40
Summary......Page 42
Acknowledgment......Page 43
4 Ring-Opening Polymerization with Expansion in Volume......Page 44
Literature Cited......Page 64
5 Progress in Polymerization of Cyclic Acetals......Page 66
Thermodynamics of Polymerization. New Polyacetals.......Page 67
Theoretical Interpretation of the Polymerizability of Dioxolans.......Page 68
Polymerization of the Unsaturated Cyclic Acetals.......Page 71
End-Groups in Polyacetals.......Page 73
Structure of Poly-Diox (cyclic vs linear) and Mechanism of Polymerization |43|.......Page 76
Kinetics of Propagation.......Page 80
REFERENCES :......Page 81
6 Ring-Opening Polymerization of Macrocyclic Acetals......Page 83
1.3.5-trioxacycloheptane.(trioxepane)/1/......Page 85
1.3.6-trioxacyclooctane (trioxocane) /2/......Page 89
1.3.6.9-tetraoxacycloundecane (triethylene glycol formal) /3/......Page 91
Cyclic oligomers of the triethylene glycol formal......Page 93
1.3.6.9.12-pentaoxacyclotetradecane (tetraethylene glycol formal) /4/......Page 100
Acknowledgment......Page 101
Literature Cited......Page 102
Results and Discussion......Page 105
Experimental......Page 115
Literature Cited......Page 116
8 Stereoregularity as a Function of Side Chain Size in Perhaloacetaldehyde Polymerization......Page 117
PREPARATION OF MONOMERS AND POLYMERS......Page 121
COPOLYMERIZATI0NS OF PERHALOACETALDEHYDES......Page 127
CEILING TEMPERATURE OF PERHALOACETALDEHYDE POLYMERIZATION......Page 130
ABSTRACTS......Page 133
REFERENCES......Page 134
9 Mechanism of the Cationic Polymerization of Lactams*......Page 135
The Initiation Reaction......Page 136
The Structure of the Oligomers and Polymers......Page 138
The Propagation Reaction......Page 139
Abstract......Page 148
Literature Cited.......Page 149
10 Ring-Opening Copolymerization of Some Cyclic Compounds Containing Oxygen and Nitrogen Atoms......Page 151
Experimental......Page 152
Results and Discussion......Page 153
LITERATURE CITED......Page 157
11 Ring-Opening Polymerizations: Mechanism of Polymerization of ε-Caprolactone......Page 158
(a) Cationic......Page 159
(c) Coordination Type......Page 160
Experimental Approach......Page 161
(b) Initiation:......Page 162
(f) Ester Interchange(both intra- and inter-molecular):......Page 163
RESULTS AND DISCUSSION......Page 164
CONCLUSIONS......Page 169
Literature Cited......Page 170
I. Bimetallic μ-oxoalkoxides : a new family of ring-opening coordination catalysts......Page 171
A. Synthetic methods......Page 172
C. Catalytic Properties......Page 173
A. Specific controls of the catalytic behaviour in homopolymerization......Page 174
B. "On purpose" Modifications of the relative reactivity ratios in copolymerizations......Page 175
A. Homopolymerization reactions.......Page 176
B. Block copolymerization......Page 177
A. Physical properties of poly- (caprolactone-b-styrene).......Page 178
B. Application of the Poly- (caprolactone-b-styrene) to morphology controls in polymer blends.......Page 180
Literature Cited......Page 182
1. Conformation and Optical Rotatory Behavior of Poly[Oxy(1-alkyl)ethylene]......Page 184
2. Regioselectivity in the Ring-Opening Polymerization of t-Butyloxirane......Page 186
3. Effect of t-Butyl Substituent on the Selectivity in the Polymerization of t-Butyloxirane......Page 188
4. Specific Formation of Cyclic Tetramer by Cationic Oligomerization of (R)-t-Butyloxirane......Page 192
Literature Cited......Page 196
1 - Stereoselective polymerization......Page 197
2 - Stereoelective polymerization......Page 200
First order consumption equation......Page 204
Second order consumption equation......Page 205
3 - Asymmetric polymer synthesis......Page 210
4 - Mechanistic aspects of the stereospecific polymerization of oxiranes and thiiranes......Page 212
5 - Conclusion......Page 213
Literature Cited......Page 214
15 Rate and Stereochemistry of the Anionic Polymerization of α,α-Disubstituted-β-propiolactones......Page 216
Polymerization of Optically-Active Lactone......Page 217
Rate Investigations......Page 219
Literature Cited......Page 221
16 Specific Interactions of Lithium Chloride in the Anionic Polymerization of Lactams......Page 222
Interactions Between Lithium Chloride and Lactams......Page 225
Ring-Opening Anionic Polymerization: The Role of Lithium Chloride......Page 226
Side Reactions and Irregular Structures......Page 231
Conclusions......Page 235
Literature Cited......Page 237
17 Isomerization Polymerization of Lactams......Page 239
Substituted Lactams......Page 240
Principal Reactions, Structure and Properties of Reaction Products......Page 241
Kinetics and Mechanisms of Reaction......Page 248
Conclusion......Page 255
LITERATURE CITED......Page 256
18 Copolymerization of є-Caprolactam with β-(3,4-Diaminophenyl) Propionic Acid......Page 257
EXPERIMENTAL - a) Analytical Methods......Page 258
Synthesis of Polymers & Determination of Their Composition......Page 259
Crystallinity and Thermal Properties......Page 264
Thermal and Tensile Properties of A Typical Copolymer and Nylon 6......Page 270
LITERATURE CITED......Page 273
19 Anionic Polymerization of Fluorocarbon Epoxides......Page 275
Polymerization Technique......Page 279
Polymer Characterization......Page 281
Mn, Functionality, and Time......Page 282
Chain Extended Polymers......Page 286
Literature Cited......Page 290
20 Ring-Opening Polymerization via C-C Bond Opening......Page 291
Experimental......Page 301
Literature Cited......Page 307
21 New Polymers by Ring-Opening Polymerization of Norbornene Derivatives with Polar Substituents......Page 309
Results and Discussion......Page 310
Experimental Section......Page 320
Literature Cited......Page 323
22 Polymerization of Aryl Cyclic Sulfonium Zwitterions......Page 324
Preparation of Monomers......Page 325
Properties of Monomers......Page 326
Polymerization......Page 327
Utility......Page 335
Literature Cited......Page 336
23 Spontaneous Alternating Copolymerization of Cyclic Phosphorus Compounds via Phosphonium Zwitterion Intermediates......Page 338
Illustrative Example of Spontaneous Alternating Copolymerization......Page 339
Copolymerizations of 2-Pheny1-1,3,2-dioxaphospholane 11......Page 340
Copolymerization of 2-Phenoxy-1,3,2-dioxaphospholane 20......Page 345
Summary......Page 347
"Literature Cited"......Page 348
C......Page 350
H......Page 352
M......Page 353
P......Page 354
S......Page 356
Z......Page 357