Patents

IMERYS PATENTS KAOLIN

October 10, 2008

IMERYS PATENTS KAOLIN
PIGMENT WITH HIGH BRIGHTNESS
Patent No. U.S. 7,306,668 B2
Imerys Pigments, Inc. has been
granted a patent for a hydrous kaolin
pigment having a GE brightness of
at least approximately 90.0 and a
steepness (d30/d70×100) of at least
approximately 39.

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