Azobarbituric acid metal complex pigment and process for the...

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...

Reexamination Certificate

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C534S707000

Reexamination Certificate

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07081160

ABSTRACT:
An azobarbituric acid metal complex pigment comprising an azobarbituric acid metal complex of the formula (1), melamine and a compound of the formula (2), which pigment has an average primary particle diameter of 20 nm to 200 nm and a pigment primary particle aspect ratio of 1:1 to 3:1 and is fine and excellent in flowability, transparency and stability with time, and a process for the production of the above pigment

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