Patents

PIGMENTS COMPRISed of ALUMINA HYDRATE AND A DYE

February 8, 2010

Patent No. U.S. 7,479,324 B2
Saint-Gobain Ceramics & Plastics, Inc. has received a patent for a pigment comprised of an alumina hydrate particulate material and a dye, the dye being directly covalently bonded to an oxygen atom on the surface of the alumina hydrate particulate material.

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