WATER-BASED METAL WORKING OIL AGENT
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United States of America Patent
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Issued Date -
Dec 31, 2015
app pub date -
Feb 19, 2014
filing date -
Feb 20, 2013
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Abstract
A water-based metalworking fluid contains a component (A) of alkanolamine represented by a formula (1) below as an amine component and a component (B) of alkanolamine represented by a formula (2) below as an amine component, a molar ratio of an amine component having a molecular weight of 90 or less to a total of the amine components (the amine component having a molecular weight of 90 or less/the total of the amine components) is 0.67 or less.
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