PPG Patents Pigment

August 9, 2005

Patent No. U.S. 6,336,966 B1
PPG Industries Ohio Inc.,
Cleveland, OH, has patented a pigment dispersion that is comprised of a
pigment; an aqueous carrier selected
from water and a mixture of water
and at least one organic solvent; and
at least one pigment dispersant prepared
by atom transfer radical polymerization
of a polymerizable composition.