Back to results
US 10,240,112 B2Granted
Microemulsions and their use in metal working fluids, wood stains, or wood sealers
AssigneeArcher Daniels Midland Company
InventorShireen Baseeth
Life of this patent
Estimating the term…
Abstract
The present disclosure is directed to compositions including a microemulsion comprising a blend of lecithin, a co-surfactant, and a salt of an acidifier, an ester of an acidifier, or combinations thereof. Uses of the compositions are also disclosed.
Claims5
A method of dispersing an oil in a metal working fluid comprising:
- mixing 10-50% by weight of an oil selected from the group consisting of a methyl ester, a high oleic canola oil, an epoxidized vegetable oil, and combinations of any thereof, with 50-90% by weight of a microemulsion concentrate comprising:
- a) lecithin;
- b) a co-surfactant;
- c) a salt of an acidifier, and
- d) an ester of an acidifier, thus forming a microemulsion;
- and
- dispersing the microemulsion in a polar solvent and a non-ionic surfactant different from the surfactant of the microemulsion.
4 more elements
A method of adding an oil to a wood stain or wood sealer, the method comprising:
- A) mixing the oil with a microemulsion concentrate comprising:
- a) lecithin;
- b) co-surfactant;
- c) a salt of an acidifier, and
- d) an ester of an acidifier, thus forming a microemulsion;
- and
- B) mixing the oil and microemulsion with an oil stain or a wood sealer, wherein the oil stain comprises water, a biocide, a defoamer, and a water-soluble or oil-soluble wood preservative, and the wood sealer comprises water, a biocide, a defoamer, a wax, and a water-soluble or oil-soluble wood preservative.
4 more elements
Dependencies are inferred from the claim text.