Synthesis of benzotriazole monomer
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United States of America Patent
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Nov 2, 2010
Grant Date -
N/A
app pub date -
Oct 17, 2008
filing date -
Oct 23, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The synthesis of benzotriazole monomers and the use of the benzotriazole monomers and one or more other monomers to prepare ultraviolet (UV) light absorbing polymer compositions. The synthetic methods described in this application provide a significant improvement over the previous methods used to prepare benzotriazole monomers.
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