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photoinitiator

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photoinitiator [‚fōd·ō·ə′nish·ē‚ād·ər]
(physical chemistry)
A substance (other than reactant) which, on absorption of light, generates a reactive species (ion or radical), initiates a chemical reaction or transformation, and is consumed.
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In many photoinitiated polymerizations, the initiation rate is spatially inhomogeneous and there exists a gradient in polymerization rates (5-7) because the photoinitiator absorbs the radiation and so attenuates, the light intensity as a function of depth along the optical path.
Impact of radiation attenuation and temperature evolution on monomer ... by Mucci, Veronica; Cook, Wayne D.; Vallo, Claudia / Polymer Engineering and Science
comJnaftaresins UV/EB raw materials offered: Laromer UV-EB curable resins; Darocur, Irgacure and Lucirin photoinitiator lines Product name: Darocur, Irgacure and Lucirin photoinitiators lines Attributes/comments: BASF is a leading global supplier of free radical photoinitiators, cationic initiators and complementary additives for UV curable systems.
Radcure raw materials: here is a look at the latest offerings from ... by Coatings World
The ink is deposited through a small nozzle, and it has limited particulate, which limits the photoinitiator package in the ink.
UV curing technology: improvements in equipment and inks continue as ... by Kenny, Jack / Label & Narrow Web
 
 
 
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