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US 12,410,376 B2Granted
Water based semi-synthetic metal working fluid composition containing an alkyl alcohol amine
AssigneeDow Global Technologies LLC
InventorsMatthew E. Belowich, Qi Jiang, Chao Zhao, Xue Chen, Yong Zhao
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Abstract
The current invention relates to a novel class of alkyl alcohol amines where the amine is a primary amine. Embodiments relate to a method of controlling microbial growth in metal working fluids, comprising adding such an alkyl alcohol amine to the metal working fluid. Other embodiments relate to semi-synthetic metal working fluid compositions which include the microbial growth control agent comprising this particular class of alkyl alcohol amines.
Claims12
A semi-synthetic metal working fluid, comprising:
- a. at least one base oil;
- b. at least one microbial growth control agent comprising monoisobutanolamine;
- c. one or more organic acid;
- d. one or more emulsifiers;
- e. one or more concentrate additives;
- and
- f. water.
4 more elements
Dependencies are inferred from the claim text.