Corrosion-inhibiting lubricant and methods therefor
Disclosed are corrosion-inhibiting lubricant compositions and methods of making and using the compositions. The lubricant compositions contain petroleum based components, corrosion-inhibiting additives and a cationic surfactant. In some embodiments, the lubricant compositions also contain nano diamonds. Under standard salt fog tests, compositions exhibited 120 or 168 hours to failure, or 0-20% rust at 192 hours. Under standard wear preventative characteristics tests, compositions exhibited as low as 0.55 mm wear. Also disclosed are a device and method for aerosol delivery of a corrosion-inhibiting lubricant.
1. A lubricant composition comprising:
a) about 15 to about 25 wt % of a mineral oil;
b) about 17 to about 27 wt % of a petroleum hydrocarbon;
c) about 5 to about 15 wt % of a liquid wax;
d) about 40 to about 50 wt % of a halogenated organic solvent;
e) about 0.5 to about 1.5 wt % of phosphoric acid esters;
f) about 0.05, to about 0.15 wt % of a metal deactivator; and
g) about 0.05 to about 6.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
2. A lubricant composition in accordance with claim 1 , wherein the about 0.05 to about 6.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 0.05 to 1.5 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
3. A lubricant composition in accordance with claim 1 , further comprising h) about 1 to about 10 wt % of a nano diamond component that is a nano diamond powder or a 90 to 99% nano diamond concentrate.
4. A lubricant composition in accordance with claim 1 , wherein
a) the about 15 to about 25 wt % of a mineral oil is about 21 wt % of a hydrotreated heavy naphthenic distillate;
b) the about 17 to about 27 wt % of a petroleum hydrocarbon is about 22.7 wt % of a kerosene;
c) the about 5 to about 15 wt % of a liquid wax is about 10.0 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the about 40 to about 50 wt % of a halogenated organic solvent is about 40.2 wt % of parachlorobenzotrifluoride;
e) the about 0.5 to about 1.5 wt % of phosphoric acid esters is about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the about 0.05 to about 0.15 wt % of a metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the about 0.05 to about 6.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 5.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
5. A lubricant composition in accordance with claim 1 , wherein
a) the mineral oil comprises a hydrotreated heavy naphthenic distillate;
b) the petroleum hydrocarbon comprises a kerosene;
c) the liquid wax comprises a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the halogenated organic solvent comprises parachlorobenzotrifluoride or perchloroethylene;
e) the phosphoric acid esters comprise amine salts of aliphatic phosphoric acid esters;
and
f) the metal deactivator comprises a benzotriazole metal deactivator.
6. A lubricant composition in accordance with claim 1 , further comprising h) about 1 to about 10 wt. % of a nano diamond component comprising nano diamond particles having an average diameter of from about 4 to about 6 nm.
7. A lubricant composition in accordance with claim 5 , wherein:
a) the hydrotreated heavy naphthenic distillate is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the kerosene is about 22.7 wt % of a kerosene;
c) the liquid wax is about 12 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the halogenated organic solvent is about 43.95 wt % of parachlorobenzotrifluoride;
e) the amine salts of aliphatic phosphoric acid esters are about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the benzotriazole metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 0.25 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
8. A lubricant composition in accordance with claim 5 , wherein:
a) the about 15 to about 25 wt % of a mineral oil is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the about 17 to about 27 wt % of a petroleum hydrocarbon is about 22.7 wt % of a kerosene;
c) the about 5 to about 15 wt % of a liquid wax is about 10 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the about 40 to about 50 wt % of a halogenated organic solvent is about 41.82 wt % of parachlorobenzotrifluoride;
e) the about 0.5 to about 1.5 wt % of phosphoric acid esters is about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the about 0.05 to about 0.15 wt % of a metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator;
g) the about 0.05 to about 6.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 1.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant; and
wherein the composition further comprises h) about 3.4 wt. % of a nano diamond component.
9. A lubricant composition in accordance with claim 5 , wherein:
a) the hydrotreated heavy naphthenic distillate is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the kerosene is about 22.7 wt % of a kerosene;
c) the liquid wax is about 10 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the perchloroethylene is about 45.2 wt % of perchloroethylene;
e) the amine salts of aliphatic phosphoric acid esters are about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the benzotriazole metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 1.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
10. A lubricant composition in accordance with claim 5 , wherein:
a) the hydrotreated heavy naphthenic distillate is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the kerosene is about 22.7 wt % of a kerosene;
c) the liquid wax is about 12 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the perchloroethylene is about 43.95 wt % of perchloroethylene;
e) the amine salts of aliphatic phosphoric acid esters are about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the benzotriazole metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 0.25 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
11. A lubricant composition in accordance with claim 5 , wherein:
a) the hydrotreated heavy naphthenic distillate is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the kerosene is about 22.7 wt % of a kerosene;
c) the liquid wax is about 10 wt % of a liquid wax comprising a mixture of at least one calcium alkylarylsulfonate, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the halogenated organic solvent is about 45.2 wt % of parachlorobenzotrifluoride;
e) the amine salts of aliphatic phosphoric acid esters are about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the benzotriazole metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 1.0 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
12. A lubricant composition in accordance with claim 5 , wherein:
a) the hydrotreated heavy naphthenic distillate is about 20 wt % of a hydrotreated heavy naphthenic distillate;
b) the kerosene is about 22.7 wt % of a kerosene;
c) the liquid wax is about 12 wt % of a liquid wax consisting of a mixture of at least one calcium alkylarylsulfonate CAS #61789-86-4, at least one calcium carboxylate and a plurality of petroleum oxidates;
d) the parachlorobenzotrifluoride is about 43.95 wt % of parachlorobenzotrifluoride;
e) the amine salts of aliphatic phosphoric acid esters are about 1.0 wt % of amine salts of aliphatic phosphoric acid esters;
f) the benzotriazole metal deactivator is about 0.1 wt % of a benzotriazole metal deactivator; and
g) the N-tallow alkyl-1,3-diaminopropane dioleate surfactant is about 0.25 wt % of an N-tallow alkyl-1,3-diaminopropane dioleate surfactant.
13. A lubricant composition in accordance with claim 1 , wherein the halogenated organic solvent is selected from the group consisting of parachlorobenzotrifluoride and perchloroethylene.
14. A lubricant composition in accordance with claim 1 ,
wherein the lubricant yields <0.6 mm scar in an ASTM D 148 wear scar test.
15. A lubricant composition in accordance with claim 7 , wherein the lubricant composition yields about 0.55 mm scar in an ASTM D 148 wear scar test.
16. A lubricant composition in accordance with claim 1 ,
wherein the lubricant exhibits >96 hrs to failure in an ASTM B 117 Salt Spray Test.
17. A lubricant composition in accordance with claim 10 , wherein the lubricant composition exhibits about 120 hrs to failure, or greater than about 120 hrs to failure in an ASTM B 117 Salt Spray Test.
18. An apparatus containing a lubricant composition for aerosol delivery, said apparatus comprising:
a container;
a lubricant composition of claim 3 contained therein;
a propellant, and
an actuating valve for discharging the composition in the container in an aerosol form.
19. An apparatus containing a lubricant composition for aerosol delivery, said apparatus comprising:
a container;
a lubricant composition of claim 1 contained therein;
a propellant, and
an actuating valve for discharging the composition in the container in an aerosol form.
20. An apparatus in accordance with claim 19 , wherein the propellant is carbon dioxide.