C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
18/502, 31/79
C09K 15/16 (2006.01) B01J 2/06 (2006.01) C08K 7/16 (2006.01) C08K 9/00 (2006.01) C08L 21/00 (2006.01) C09K 15/18 (2006.01)
Patent
CA 1165959
A B S T R A C T The present invention relates to a process for producing a diarylamine antioxidant in globular form comprising, adding a diarylamine antioxident in molten state to an aqueous solution of a surface-active agent, stirring the solution and solidifying the antioxident by cooling. The globular product of the process of the invention possesses excellent flowability and is resistant to crumbling.
398821
Kojima Yoichi
Tamura Takashi
Ridout & Maybee Llp
Sumitomo Chemical Co. Ltd.
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