Method for preparing clay-based grease compositions

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO RE31307
SERIAL NO

06192060

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Abstract

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An improved method for preparing clay-based grease compositions is described whereby a clay containing pre-grease is prepared and a water separated from the clay-bearing pre-grease prior to the addition of an epoxide which is cured, e.g., simultaneously with the dehydration of the pre-grease. The grease compositions prepared in this manner show improved water resistance over those wherein the epoxide is added prior to separation of the water phase and the grease is also more responsive to the addition of conventional grease additives such as extreme pressure additives, anti-corrosion additives and anti-oxidants.

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Patent Owner(s)

Patent OwnerAddress
SHELL INTERNATIONALE RESEARCH MAATSCHAP IIJ B VTHE HAGUE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
MacKenzie, Kenneth A Burlington, CA 3 28
Verhoeff, Abraham Toronto, CA 2 21

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