High performance calcium borate modified overbased calcium sulfonate complex greases
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United States of America Patent
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Dec 24, 1985
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N/A
app pub date -
Sep 14, 1983
filing date -
Sep 14, 1983
priority date (Note) -
Expired
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Abstract
High performance modified high metal ratio overbased calcium complex greases which contain colloidally dispersed therein calcium carbonate in the form of crystalline calcite, and which greases include minor proportions, by weight, of (a) a calcium borate and (b) a calcium soap of a soap-forming aliphatic monocarboxylic acid containing at least 12 carbon atoms, exemplified by 12-hydroxystearic acid, said (a) and (b) ingredients being essentially homogeneously distributed through said calcium complex grease.
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