Photodegradation, Photo-oxidation, and Photostabilization of Polymers: Principles and Applications |
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absorbed acceptor actinometer Amer antioxidants Appl benzene benzophenone bonds carbon carbonyl carbonyl groups cellulose CH₁ CH₂ CH₂CI CH3 CH3 CH3 chain scission Chem Chemical cm¹ colour compounds concentration copolymer crosslinking degradation donor dyes E. J. Bowen electron emission energy transfer equation excited singlet exposure Faraday Soc Figure film filters fluorescence formation formed free radicals Guillet H₂O hydrogen hydroperoxides intensity irradiation J. F. Rabek J. N. Pitts k₁ kcal/mol ketone kinetics lamp light Macromolecules mechanism molecular molecules Norrish O₂ occur oxidation permission peroxide peroxy radicals phenyl phosphorescence photo-oxidation Photobiol photochemical reactions Photochemistry photodegradation photolysis photostabilizers Phys Plast poly(methyl methacrylate poly(vinyl poly(vinyl chloride polyethylene Polym polymerization polypropylene polystyrene presented quantum yield quencher quenching radiation rate constant Reprinted S₁ sample sensitizer singlet oxygen Soedin solution solvents spectrum stabilizers T₁ Table Technol temperature tion triplet Type u.v.-irradiation ultraviolet vinyl Vysokomol wavelength Wavelength nm Wiley-Interscience York