Industrial Photoinitiators —— A Technical Guide

----- 工业光引发剂

ISBN: 9781138441576 出版年：2010 页码：306 Green, W Arthur CRC Press

Let there be light The electromagnetic spectrum The generation of UV energy The light absorption process UV safety and ozone A little chemistry Free radical chemistry The chromophore and absorption of UV energy Type I photoinitiators: Mechanism of the scission process Type II photoinitiators: Mechanism of the abstraction process The influence of molecular substitution on absorption and photoactivity Photobleaching Diverse mechanisms: Variations on the Type I and Type II process The thiol-ene photopolymerization Academics unlimited Triplet lifetimes and monomer quenching reactions Modification of hydroxyacetophenones Alkylaminoacetophenones and wavelength selection Phosphine oxides: Reactivity and solvolytic stability Benzophenone and thioxanthone triplet reactions Substituted benzophenones Substituted thioxanthones Novel photoinitiators Radical reactions Commercial photoinitiators Type I photoinitiators Type II photoinitiators Blends of photoinitiators Migration and polymeric photoinitiators Visible light curing Water-based UV curing Hydrogen donors Factors affecting the use of photoinitiators Matching the photoinitiator absorption to the UV source Photoinitiators for UV LEDs Oxygen inhibition Film thickness, surface and depth cure, shrinkage and adhesion Sensitization and synergy The effect of pigments on the UV curing process Photoproducts and the yellowing of coatings Intrinsic color, photoyellowing, and oxidation products The formation of photoproducts Cationic chemistry The light absorption process and the generation of acid Epoxy polymerization and the dark reaction Triarylsulphonium salts Dialkylphenacylsulphonium salts Diaryliodonium salts Ferrocenium salts Factors affecting the use of cationic photoinitiators The influence of the anion Photochemical radical decomposition of onium salts Sensitization of the cationic photoinitiator The influence of temperature on the polymerization The effect of water on polymerization Appendix A: Tables and absorbance graphs Appendix B: Further information Index