C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 121/04 (2006.01) C10M 169/06 (2006.01)
Patent
CA 2697861
The disclosed invention relates to a biodegradable grease composition. The grease composition comprises the re-action product of a dispersion of metal oxide and/or hydroxide particulates with at least one animal or vegetable oil. The dispersion comprises an organic medium and has a water content of up to about 0.5% by weight water. The particulates have a mean particle size up to about 15 microns. A process for making a grease composition using a dispersion of metal oxide and/or hydroxide particulates is disclosed.
L'invention décrite concerne une composition de graisse biodégradable. La composition de graisse comprend le produit de réaction d'une dispersion de particules d'oxyde et/ou d'hydroxyde de métal avec au moins une huile animale ou végétale. La dispersion comprend un milieu organique et a une teneur en eau d'au plus environ 0,5 % en poids d'eau. Les particules ont une taille moyenne de particules d'au plus environ 15 microns. L'invention concerne un procédé de préparation d'une composition de graisse en employant une dispersion de particules d'oxyde et/ou d'hydroxyde de métal.
Denis Richard A.
Nolan Stephen J.
Ridout & Maybee Llp
The Lubrizol Corporation
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