Diurea type grease composition

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United States of America Patent

PATENT NO 4668411
SERIAL NO

06812738

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Abstract

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The present invention provides a grease composition comprising a lubricating oil and a thickener, characterized in that the thickener is a diurea compound prepared by reacting a diisocyanate compound with cyclohexylamine and monoalkylphenylamine wherein the alkyl portion has 8 to 16 carbon atoms.

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Patent Owner(s)

Patent OwnerAddress
KOYO SEIKO CO LTD5-8 MINAMISEMBA 3-CHOME CHUO-KU OSAKA 542
NIPPON GREASE CO LTDA CORP OF JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Komiya, Hiroshi Nara, JP 25 133
Oguchi, Toshitaro Nishinomiya, JP 2 44
Okamura, Seiji Kobe, JP 26 96
Yasui, Hiroyoshi Nara, JP 6 122
Yoshida, Teruo Kashihara, JP 14 247

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