Abstract:
A process of lubricating aluminum and aluminum alloys by applying to the metal surface a lubricant comprising a major portion of a carrier fluid, such as mineral oil, hydrocarbon oil, halogenated or oxygenated hydrocarbons, or water, and a minor portion of a C10-C30 1,3-dioxan. The dioxan is present as 0.1-30 volume percent of the lubricant.
Abstract:
NOVEL MAGNESIUM PHENOXIDES ARE PREPARED BY A TWO STE PROCESS WHEREIN AN ALKYLATED PHENOL IS REACTED WITH FORMALDEHYDE AND A DIALKANOL AMINE IN A FIRST STEP TO FORM A MANNICH BASE AND IN A SECOND STEP, THE MANNICH BASE IS NEUTRALIZED WITH MAGNESIUM METHOXIDE. THE MAGNESIUM PHENOXIDES IMPART GOOD HYDROLYTIC STABILITY TO ZINC DIHYDROCARBYL DITHIOPHOSPHATE CONTAINING LUBRICANTS.
Abstract:
PHENOXIDE AND NAPHTHOXIDE SALTS OF GUANIDINE AND HYDROCARBON SUBSTITUTED GUANIDINE ARE DISCLOSED. ALSO DISCLOSED AREAUTOMATIC TRANSMISSION FLUIDS AND OTHER FUNCTIONAL FLUIDS CONTAINING THESE SALTS AS BASE RESERVE ADDITIVES AND ANTI-OXIDANTS.
Abstract:
THE N-HYDROXY HYDROCARBYL-SUBSTITUTED CYCLIC IMIDES, E.G., TETRAPROPENYLSUCCINIC HYDROXIMIDE, ARE MULTIFUNCTIONAL LUBRICATING OIL ADDITIVES WHICH SERVES TO INHIBIT RUST, REDUCE WEAR AND CONTROL FRICTION ON METALLIC SURFACES.
Abstract:
A LUBRICATING COMPOSITION HAVING IMPROVED LOW-WEAR PROPERTIES IS DISCLOSED AND COMPRISES A MIXTURE OF AN OIL OF LUBRICATING VISCOSITY AND A BISPHOSPHORAMIDE HAVING THE STRUCTURE:
WHEREIN: X IS THE SAME OR DIFFERENT NITROGEN OR OXYGEN; Y IS THE SAME OR DIFFERENT OXYGEN, SULFUR OR NITROGEN AND NITROGEN WHEN BOTH X''S ARE OXYGEN; R IS A HYDROCARBYLENE OR DIHYDROCARBYLENE HAVING FROM 2 TO 13 CARBON ATOMS; R1 IS A HYDROCARBYL HAVING FROM 1 TO 24 CARBONS; R2 IS THE SAME OR DIFFERENT R1 OR A HYDROCARBYLENE HAVING FROM 2 TO 18 CARBON ATOMS WITH ONE END OF EACH R2 BONDING TO THE OTHER R2 OR TO SAID R DIHYDROCARBYLENE; N IS 1 WHEN Y IS OXYGEN OR SULFUR AND 2 WHEN Y IS NITROGEN; AND M IS N-1.
Abstract:
THE REACTION PRODUCT OF HYDROCARBYL-SUBSTITUTED SUCCINIC ACID WITH 5- AND 6-MEMBERED RING N-HETEROCYCLIC COMPOUNDS IS FOUND TO BE AN EFFECTIVE RUST INHIBITOR. THE HYDROCARBYL RADICAL CONTAINS LESS THAN 30 CARBON ATOMS. THE N-HETEROCYCLES ARE EXEMPLIFIED BY PYRROLIDINE, 2-AMINOTHIAZOLE, PIPERIDINE, 2-AMINOPYRIDINE AND 2-AMINO-4METHYL PYRIDINE.
Abstract:
LUBRICATING OIL ADDITIVES COMPRISING A CLASS OF SULFURIZED HYDROXYESTERS ARE PROVIDED, WHICH HAVE THE PROPERTIES OF EXTREME PRESSURE LUBRICATION, STABILITY AND NONCORROSIVITY TOWARDS COPPER. THE HYDROXYESTERS ARE THE PRODUCT OF THE REACTION OF AN EPOXIDE WITH A FATTY ACID OR A DEROSINIFIELD TALL OIL.