Back to results
US 2023/0235244 A1Published application
Aqueous Composition Comprising Water-Soluble Glycerin-Based Polyalkylene Glycols and Use Thereof
AssigneesSasol Chemicals GmbH, Sasol (China) Chemical Co., Ltd.
InventorsFangbo Chen, Hao Fan, Qisheng Wu, Jun Rao
Life of this patent
Estimating the term…
Abstract
The invention relates to aqueous composition comprising water-soluble glycerin-based polyalkylene glycols as synthetic base oils as well as the use of the composition and the glycerin-based polyalkylene glycols as or in metalworking fluids, wherein the glycerin was consecutively alkoxylated in the following order: first with propylene oxide, followed by ethylene oxide and finally with propylene oxide.
Claims13
A composition comprising
- water;
- and
- at least one water-soluble polyalkylene glycol of the formula (I)
- wherein independently of each other
- R1 is —(C3H6O)x1—(C2H4O)y1—(C3H6O)z1—H;
- R2 is —(C3H6O)x2—(C2H4O)y2—(C3H6O)z2—H;
- and
- R3 is —(C3H6O)x3—(C2H4O)y3—(C3H6O)z3—H;
- and
- x1, x2 and x3 are independently of each other a number of 0 to 6;
- y1, y2 and y3 are independently of each other a number of 0 to 40;
- and
- z1, z2 and z3 are independently of each other a number of 0 to 32;
- and
- x1+x2+x3 has an average value of from 1 to 4;
- y1+y2+y3 has an average value of from 2 to 30;
- and
- z1+z2+z3 has an average value of from 1 to 25.
15 more elements
13-15. (canceled)
Dependencies are inferred from the claim text.