9 results about "Lithium soap" patented technology

A grease composition comprising:(i) a mineral base oil containing one or more of fatty ammonium carboxylate salts of formula (I),wherein R1 is selected from C12 to C20 saturated or unsaturated, branched or straight-chain hydrocarbyl groups; X is selected from NH, +NH2 and N—(R4)—NH3+; R2 and R4 are independently selected from C2 to C8 saturated or unsaturated, branched or straight chain hydrocarbyl groups, and may be the same or different; R3 is selected from C12 to C26 saturated or unsaturated, branched or straight-chain hydrocarbyl groups; and n is 1 or 2; and(ii) a simple lithium soap thickener,wherein said lubricating grease composition is prepared by a process comprising the steps of combining the mineral base oil with the one or more fatty ammonium carboxylate salts of formula (I) and then thickening said base oil fatty ammonium carboxylate salt mixture with the simple lithium soap thickener.

The present invention relates to lubricant composition comprising:a corrosion inhibitor comprising A1 and A2:A1: 0.3-3 wt. % of one or more octadecylamine N—C10-20 alkanoyl sarcosinates,A2: 1-5 wt. % of one or more substances selected from lanolin magnesium soap, lanolin calcium soap, lanolin barium soap, lanolin lithium soap, barium petroleum sulfonate and sodium petroleum sulfonate,0.2-2 wt. % of one or more surfactants selected from Span-80, AEO-9 and TX-4;10-40 wt. % of a lubricant base,0.2-2 wt. % of fullerene C60,50-80 wt. % of a solvent selected from D80, D100 and D110, andoptionally, a propellant gas;all wt. % percentages are based on the total weight of the lubricant composition.

To provide a grease composition exhibiting superior water resistance and superior rust prevention against salt water.SOLUTION: A grease composition comprising a base oil, a thickener containing a calcium soap and a lithium soap, a sorbitan fatty acid ester, and a zinc fatty acid.SELECTED DRAWING: None

The present application provides a textile machine connecting rod bearing grease composition and a preparation method thereof. The grease composition comprises the following components in parts by weight: base oil 80-90 parts, lithium soap thickener 8-15 parts, antioxidant 0-0.5 parts, extreme pressure anti-wear agent 1-4 parts, and rust inhibitor 0.5-2 parts. The base oil is a mineral base oil, and the extreme pressure anti-wear agent is selected from one or more of calcium carbonate, melamine, polytetrafluoroethylene and zinc oxide. The textile machine connecting rod grease composition provided by the present application can effectively solve the problems of anti-fretting wear, bearing sintering load and rust in a humid environment, and prolong the service life of the bearing.

The invention relates to a lubricating grease composition as well as a preparation method and application thereof. The lubricating grease composition comprises 60-98 parts by weight of base oil, and based on 100 wt% of the base oil, the base oil comprises 0-90 wt% of mineral oil and 10-100 wt% of synthetic oil; the thickening agent is selected from at least one of lithium soap, composite lithium soap, calcium soap, composite calcium soap, aluminum soap, barium soap, sodium soap, polyurea, polytetrafluoroethylene (PTFE), bentonite and silicate.

A grease composition comprising:(i) a mineral base oil containing one or more of fatty ammonium carboxylate salts of formula (I),wherein R1 is selected from C12 to C20 saturated or unsaturated, branched or straight-chain hydrocarbyl groups; X is selected from NH, +NH2 and N—(R4)—NH3+; R2 and R4 are independently selected from C2 to C8 saturated or unsaturated, branched or straight chain hydrocarbyl groups, and may be the same or different; R3 is selected from C12 to C26 saturated or unsaturated, branched or straight-chain hydrocarbyl groups; and n is 1 or 2; and(ii) a simple lithium soap thickener,wherein said lubricating grease composition is prepared by a process comprising the steps of combining the mineral base oil with the one or more fatty ammonium carboxylate salts of formula (I) and then thickening said base oil fatty ammonium carboxylate salt mixture with the simple lithium soap thickener.

Lubricant grease composition, comprising: (a) a base oil; and (b) a thickener wherein the base oil (a) comprises two or more types of synthetic oils, at least one of which (c) is a low-viscosity ester-based synthetic oil with a kinetic viscosity at 40 °C of 5 to 15 mm 2 / s is a kinematic viscosity at 40 °C of the base oil (a) 25 mm 2 / s or less, and the thickener is lithium soap or lithium complex soap, wherein the low viscosity synthetic ester-based oil (c) comprises at least one selected from the group consisting of (d) a synthetic ester-based oil which is an esterified product of a mixture of 2-hexyldecyl alcohol, 2-octyldecyl alcohol, 2-hexyldodecyl alcohol and 2-octyldodecyl alcohol and capric acid, (e) a synthetic ester-based oil which is an esterified product of 2,4-diethyl-1,5-pentanediol and caprylic acid, and (f) a synthetic ester-based oil which is an ester oil consisting mainly of an esterified product of 2-propylheptanol and adipic acid.

The present invention relates to a grease composition for metal-resin lubrication. Provided are a grease composition for which the lubricity between resin and metal is excellent, and a resin sliding member and a resin / metal inter-sliding member in which the use of the grease composition inhibits friction / wear, and in which the operability and long life of the product are improved. A resin grease composition G for a sliding surface made of resin, which contains, as base oil, a fluorine-based base oil (kinematic viscosity at 40°C: 300 mm 2 / s or more) and a synthetic hydrocarbon oil, as thickening agent, a fluorine-based thickening agent and a lithium soap thickening agent or a lithium complex soap thickening agent, as extreme pressure additive, and a fluorine-based surfactant, and a resin sliding member (sliding switch 101) having a sliding surface made of resin using the grease composition G.

This grease composition comprises a base oil, a thickener, and an additive, wherein: the thickener is lithium soap; the additive includes a molybdenum dialkyl dithiocarbamate and octadecanamide; the ratio of the molybdenum dialkyl dithiocarbamate to the total mass of the grease composition is 0.1%-4.0% by mass; and the ratio of octadecanamide to the total mass of the grease composition is 0.5%-10.0% by mass.