Carbon nanotube dispersions
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United States of America Patent
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Apr 9, 2013
Grant Date -
Aug 25, 2011
app pub date -
Sep 9, 2009
filing date -
Sep 9, 2008
priority date (Note) -
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Abstract
The efficient dispersion of carbon nanotubes in various media and methods of using the same in such applications as inks, coatings, and composites and in various electrical and electronic articles are disclosed. A dispersant is used which has the formula P-(U-Y)s where P is a metal or metal-free phthalocyanine, Y is a compatibilizing moiety with a molecular weight between 500 and 5000 g/mol, U is a linking moiety covalently bonding Y to P, and s is an integer between 1 and 4.
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