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1 INDEX Downloaded via on June 15, 2018 at 06:15:49 (UTC). See for options on how to legitimately share published articles. A Absorption spectra of cellulose triacetate 241 Acetyl values 250 Acrylonitrile Air effect in wool grafting 225 Aliphatic free radicals 36 Alkyl acrylate copolymers amorphous ethylene 76 ethylene- 71 Alkyl free radicals 36 Allyl free radical growth, kinetics of the 38 Allyl free radicals 37 Allylic radicals 257, 260 Alpha and gamma radiation 17 Alpha radiation 5 Amorphous ethylene-alkyl acrylate copolymers 76 Antioxidant phenolic 142 thiobisphenolic 142 Atomic hydrogen 35 Β Beam current on creep of glassy polymer, effect of 86 Beer-Lambert law 60 Biological macromolecules, irradiation of 14 Biological material, reactivity transfer in 19 Biological systems, irradiation of.. 14 Bulk viscosity 117 Butyl acrylate 190 Butyl methacrylate 190 C Carbanions 31 Carbon black 77 Carbonium ion 34, 41 Carbowax 113 Catalysts, heavy metal 113 Cellobiose octaacetate 242 Cellulose triacetate absorption spectra of 241 infrared spectra of 244 inherent viscosities of 251 photolytic degradation of 240 Chain reaction 135 Chemical migration 26 Chloroprene 190 Cis groups, isomerization of 63 Cost of irradiation xi Creep of glassy polymers 79 Creep rates of polymers, transient acceleration of 79 Crosslinked films, properties of Crosslinked ionomers, radiation Crosslinked polyethylenes, radiation 139 Crosslinking 2, 57 electron beam-initiated irradiation 156 of ethylene copolymers, radiation 156 in irradiated polystyrene 98 mechanism of 3 of polyethylene 24 radiation- 44 in polystyrene, G-values for Crosslinks 133 Crystalline bonds 63 Cyclic structures 69 Cyclohexane 33 D Decay curves 179 Decay of vinyl groups 139 Decyl methacrylate 190 Degradation of cellulose triacetate, photolytic 240 Delayed stress application on creep of glassy polymer, effect of.. 86 Density of graft copolymer 211 DFD Dienyl free radicals, kinetics of growth of 42 Dienylic radicals 260 Diffusible intermediates 35 Dilatometer, recording 185 Dioxane 33 Dioxene 33 Dose, dependence of product yields on 128 Dose rate effect in wool grafting Dosimetry 175 Dynamitron electron beam accelerators 168 Ε Elastic modulus vs. radiation dose. 144 Elastomers 57 extensibility of 140 radicals in irradiated 8 Electron accelerators χ grafting to wool 228 Electron beam-initiated irradiation crosslinking 156 Electron spin resonance 128,257 Electrons 34 super excited 3 trapped 35 Elongation of PVC-styrene 211 at rupture vs. radiation dose Embrittlement, low temperature.. 75 Emulsion polybutadiene 62 Emulsion polymerization End linking 154 Energy of common chemical bonds Energy transfer 69
2 272 IRRADIATION OF POLYMERS Environmental stress crack resistance 74 ESR 128,257 of aqueous solutions 13 studies on irradiated polystyrene 83, 92 studies of wool grafting 233 Ethane 34 Ethyl acrylate 190 Ethylene-alkyl acrylate copolymers 71 amorphous 76 Ethylene-butadiene copolymers 166 polymer 156 Ethylene copolymers, radiation crosslinking of 156 Ethylene-ethyl acrylate 162 Ethylene methacrylic acid ionomer resins 156,157 Ethylene oxide 113 Ethylene-vinyl acetate 161 copolymers 156 Ethyl radicals 265 Evolution of hydrogen from PET. 132 Excited molecules 23 Expansion of glassy polymers Extensibility of an elastomer 140 Extinction coefficients for transvinylene unsaturation 143 F Films, properties of crosslinked Flexible polyurethane foam 214 Flexural strength of PVC-styrene. 211 Foam flexible polyurethane 214 grafting of vinyl monomer on polyurethane 215 radiation-induced graft polymerization of polyurethane Fractures 133 Free ions 34 Free radicals 25,128 in polyolefins 256 G Gamma photons 59 Gamma radiation 5, 17 -induced polymerization of vinyl monomers 184 Gas evolution in glassy polymers, G-values for 99 Gelation in irradiated polymers 13 of PET 133 Glassy polymers creep of 79 expansion of 94 G-values for gas evolution in Glucose 242 infrared absorption spectrum of pentaacetate 242 infrared absorption spectrum of Graft copolymer density of 211 styrene-poly(vinyl chloride) Graft polymerization of polyurethane foam, radiation-induced 214 Grafted side chains, molecular weight of 228 Grafting of vinyl monomer on polyurethane foam 215 to wool, radiation 221 Grafting to wool, electron accelerator 228 G-values for crosslinking in polystyrene.. 97 for gas evolution in glassy polymers 99 for scission in polystyrene 97 H Heat-shrinkable film 74 Heavy metal catalysts 113 n-hexa-l-decane 34 High temperature performance Homopolymer 208 Homopolymerization 215 Hot blown plastic films 73 Hydrocarbon polymers in nitrous oxide atmosphere 44 Hydrogen abstraction 5,259 Hydrogen atom abstraction 27 Hydrogen migration 40 Hydrogen from PET, evolution of. 132 Hydrophilic monomers 214 I Infrared absorption spectrum of glucose pentaacetate 248 Infrared spectra of cellulose triacetate 244 Inherent viscosities of cellulose triacetate 251 Intermittent stress application on creep of glassy polymers, effect of 89 Ionic intermediates 31 polymerization 3,171 species 23 Ionization in solids 2 Ionizing radiation 256 Ion-molecule reactions 32 Ionomer resins, ethylene methacrylic acid 156 Ionomers, radiation crosslinked Irradiated polymers, gelation in.. 13 Irradiation advantages of vii of biological systems 14 crosslinking, electron beaminitiated 156 of polymeric and biological molecules 14 of polymer solutions 12
3 INDEX 273 Isomerization of cis groups 63 Isoprene 190 Κ Ketene 244 Kinetics 130 of the allyl free radical growth.. 38 of grafting 231 of growth of dienyl and trienyl free radicals 42 L LET 17,67 Lichtenberg discharge effect 161 Linear accelerator 81 Linear energy transfer 17 Liquid vinyl monomers 170 Lorentz band shape 62 Low temperature embrittlement.. 75 Luminescent impurities 10 M Mass spectra 242 Mechanism of crosslinking 3 Mechanisms in polymers, radiation 1 Mechanisms of radiation-initiated transformations 22 Melt viscosity 209 Methane 34 Methyl acrylate 190 Methylacrylonitrile 190 Methylene free radicals 36 Methyl free radical 36 Methyl methacrylate 185,190 Methyl radicals 263 α-methylstyrene, radiation-induced polymerization of 170 Molecular-weight distribution Molecular weight of grafted side chains 228 Ν Negative ions 35 Neutrons 59 Nitrous oxide atmosphere, hydrocarbon-polymers in 44 Nuclear reactor 59 Ο Olefinic groups in polybutadiene.. 57 Oxidation 37 Oxygen reactions in irradiated polymers 7 Ρ Peroxidation of polyurethane foam 215 Peroxides 27 Peroxy radicals 261 PET evolution of hydrogen from gelation of 133 Phenolic antioxidant 142 Photolytic degradation of cellulose triacetate 240 Physical properties of poly (vinyl chloride )-styrene radiation graft copolymer 203 Polybutadiene olefinic groups in 57 trans- and side vinyl 66 cw-polybutadiene 61 frans-polybutadiene 57 Poly(l-butene) 264 Polyene acids 260 Polyenes 37 Polyenyl free radical 37 Polyenylic radicals 257,261 Polyether 113 Polyethylene 258 crosslinking of 24 radiation crosslinked 139 radiation crosslinking of 44 reactive intermediates in the radiation chemistry of single crystals 7 solution-crystallized 259 terephthalate, radiation chemistry of 127 Poly (ethylene oxide) 113 Polyisobutylene 48,263 Polymer radicals 4 Polymer solutions, irradiation of.. 12 cfc-l,4-polymer, spectrum of a Polymers reactive species in 22 in solution 12 Polymeric macromolecules, irradiation of 14 Polymerization of α-methyl styrene, radiation induced 170 of vinyl monomers, 7-radiationinduced 184 Poly (methyl methacrylate) 82 Polyolefins, free radicals in 256 Polyox 113 Polypropylene 50,261 Polystyrene 82 crosslinking in irradiated 98 ESR studies on irradiated 83 G-values for crosslinking in G-values for scission in 97 scission in irradiated 98 sol-gel studies on irradiated Polyurethane foam flexible 214 grafting of vinyl monomer on peroxidation of 125 radiation-induced graft polymerization of 214 Poly (vinyl chloride )-styrene radiation graft copolymer 203 Poly (vinyl chloride-vinyl acetate) copolymer 82 Positive ions 23
4 274 IRRADIATION OF POLYMERS Postirradiation effects in wool grafting 223 Preirradiation of poly (vinyl chloride ) 25 Product yields on dose, dependence of 128 Propane 34 Properties of crosslinkedfilms Properties improvement ix Proton affinity 34 Proton transfer process 24 Pulse radiolysis 13,175 PVC-styrene, physical properties of 211 R Radiation chemistry of polyethylene terephthalate 127 crosslinked ionomers and polyethylenes 139 crosslinking of ethylene copolymers 156 of polyethylene 44 dose elastic modulus vs 144 elongation at rupture vs 144 solubility vs 146 tensile strength vs 143 graft copolymer, styrenepoly(vinyl chloride) 203 grafting of vinyl monomers to wool 221 -induced polymerization of a-methylstyrene 170 graft polymerization of polyurethane foam 214 polymerization of vinyl monomers, gamma 184 -initiated transformations, mechanisms of 22 mechanisms in polymers 1 sensitivity 16 ultraviolet 240 and ionizing 256 Radicals alkylic 260 allylic 257 dienylic 260 in irradiated elastomer 8 methyl 263 peroxy 261 polyenylic 257,261 polymer 4 Radioactive isotopes ix Radioprotection 12 Reaction rate vs. time 191 Reaction rates of poly (vinyl chloride )-styrene radiation graft copolymer ^ 203 Reactive intermediates in the radiation chemistry of polyethylene 31 Reactive species in polymers 22 Reactivity transfer in biological material 19 Recombination 27 Recording dilatometer 185 Reinforcement of polymer 8 Resonance stabilization 260 Rubberlike properties 76 Rubber, synthetic 57 S Santonox 142 Santowhite powder 142 Scission in irradiated polystyrene.. 98 Scission in polystyrene, G-values for 97 Side vinyl group 59 Side vinyl polybutadiene 66 Sodium polybutadiene 62 Softening temperatures, Vicat Sol-gel rstudies on irradiated lystyrene 82,93 ionization in 2 Solubility vs. radiation dose 146 Solution-crystallized polyethylene. 259 Solution viscosities 250 Spectrum of a cw-l,4-polymer 59 Sponge, wettable 214 Stress crack resistance, environmental 74 Stress on creep of glassy polymers, effect of 85 Styrene 172,185 Styrene-poly ( vinyl chloride ) radiation graft copolymer Sulfhydryl 19 Super excited electrons 3 Surlyn A 141 Swelling effect in wool grafting Synthetic rubber 57 Τ Target dimension 17 Temperature on creep of glassy polymers, effect of 90 Tenite Tensile strength of PVC-styrene 211 vs. radiation dose 143 Thermoluminescence 10 Thiobisphenolic antioxidant 142 Time vs. reaction rate 191 Transformations, mechanisms of radiation-initiated 22 Transient acceleration of creep rates of polymers 79 Trapped electrons 35 Trapped radicals 26,139,215 Trienyl free radicals, kinetics of growth of 42
5 INDEX 275 υ Ultraviolet irradiation 42 light 38 radiation 240,256 sources xi spectroscopy at low temperatures 257 spectrum 39 Unsaturated groups 58 Unsaturation, vinylene 6 V Van de Graaff generator 81 Vicat softening temperatures 158 Vinyl 61 decay 147 groups, decay of 139 monomers liquid 170 gamma-radiation-induced polymerization of 184 on polyurethane foam, grafting of 215 to wool, radiation grafting of. 221 cts-vinylene 60 trans- Vinylene 47,61 unsaturation 32 extinction coefficients for Vinylidine chloride 190 trans-vinyl polybutadiene 66 W Weak links 132 Wettable sponge 214 Wool electron accelerator grafting to radiation grafting of vinyl monomers to 221 Wool grafting air effect in 225 ESR studies of 233 dose rate effect in 225 postirradiation effects in 223 swelling effect in 225 X Xenon 46
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