Para—or meso-functionalized aromatic ketone compounds, preparation methods thereof, and photopolymerization initiators comprising the same
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United States of America Patent
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Jun 3, 2014
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Nov 4, 2011
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Nov 12, 2010
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Abstract
The present invention discloses novel aromatic ketone compounds with functional substitution groups at para- or meta positions which can be used as photo-initiators or effective components of photo-initiator mixtures for the photopolymerizations of ethylenically unsaturated systems. The preparation of these compounds is also disclosed.
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