US 12,410,376 B2
Water based semi-synthetic metal working fluid composition containing an alkyl alcohol amine
Matthew E. Belowich, Phoenixville, PA (US); Qi Jiang, Shanghai (CN); Chao Zhao, Shanghai (CN); Xue Chen, Manvel, TX (US); and Yong Zhao, Shanghai (CN)
Assigned to Dow Global Technologies LLC, Midland, MI (US)
Appl. No. 18/723,636
Filed by Dow Global Technologies LLC, Midland, MI (US)
PCT Filed Mar. 31, 2022, PCT No. PCT/CN2022/084427
§ 371(c)(1), (2) Date Jun. 24, 2024,
PCT Pub. No. WO2023/184347, PCT Pub. Date Oct. 5, 2023.
Prior Publication US 2025/0051676 A1, Feb. 13, 2025
This patent is subject to a terminal disclaimer.
Int. Cl. C10M 133/08 (2006.01); C10M 109/00 (2006.01); C10M 159/00 (2006.01); C10N 30/12 (2006.01); C10N 30/16 (2006.01)
CPC C10M 133/08 (2013.01) [C10M 109/00 (2013.01); C10M 159/00 (2013.01); C10M 2203/1065 (2013.01); C10M 2205/16 (2013.01); C10M 2207/2805 (2013.01); C10M 2215/042 (2013.01); C10N 2030/12 (2013.01); C10N 2030/16 (2013.01)] 12 Claims
 
1. 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.