Machining fluid composition and method of machining
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United States of America Patent
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Feb 10, 1998
Grant Date -
N/A
app pub date -
Sep 24, 1996
filing date -
Sep 24, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An aqueous machining fluid composition having improved resistance to microorganisms is provided. The fluid composition comprises in admixture: a) water, b) a water insoluble organic lubricant, c) a surface active agent selected from the group consisting of nonionic, anionic having up to and including 12 carbon atoms, and cationic surfactants and mixtures thereof and d) a water soluble polyquaternary cationic biocide. Machining processes comprising the step of supplying said aqueous machining fluid to the interface between the tool and the workpiece are also provided.
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