Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Reexamination Certificate
2005-03-22
2005-03-22
Green, Anthony J. (Department: 1755)
Compositions: coating or plastic
Materials or ingredients
Pigment, filler, or aggregate compositions, e.g., stone,...
C106S031780, C523S160000, C524S090000, C546S049000, C546S056000
Reexamination Certificate
active
06869472
ABSTRACT:
A new high chroma, opaque gamma 2,9-dichloroquinacridone pigment specified by its particle shape and size and characterized by C.I.E color space values in masstone, and a process for its preparation is dislosed. The new gamma 2,9-dichloroquinacridone pigment is especially useful for coloring coating compositions, such as automotive paints, and plastics.
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Ciba Specialty Chemicals Corporation
Green Anthony J.
Stevenson Tyler A.
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