# US 10,370,611 B2 · Low ash lubricant and fuel additive comprising alkoxylated amine > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,370,611 B2 - Document ID: US10370611B2 - Status: Granted - Kind: B2 - Application number: 15/067,266 - Filed: 2016-03-11 - Published: 2016-09-29 - Granted: 2019-08-06 - Earliest claimed: 2015-03-23 - Assignees: LANXESS Solutions US Inc. - Applicants: Chemtura Corporation - Inventors: Ron Muir; John Louis DiFlavio; James-Jianjun Wei - Web page: https://patentgrep.com/patent/US10370611B2 ## CPC - C10L 10/06: for facilitating soot removal - C10L 1/24: containing sulfur, selenium and/or tellurium - C10L 1/30: compounds not mentioned before (complexes) - C10L 10/04: for minimising corrosion or incrustation - C10M 135/10: Sulfonic acids or derivatives thereof - C10M 159/12: Reaction products - C10M 163/00: Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential - C10L 1/2431: {sulfur bond to oxygen, e.g. sulfones, sulfoxides} - C10L 2200/0259: Nitrogen containing compounds - C10L 2200/0263: Sulphur containing compounds - C10M 2207/144: containing hydroxy groups - C10M 2207/262: derived from hydroxy substituted aromatic acids, e.g. salicylates - C10M 2215/04: having amino groups bound to acyclic or cycloaliphatic carbon atoms - C10M 2215/042: containing hydroxy groups; Alkoxylated derivatives thereof - C10M 2219/046: Overbased sulfonic acid salts - C10M 2227/061: Esters derived from boron - C10N 2010/04: Groups 2 or 12 - C10N 2030/04: Detergent property or dispersant property - C10N 2030/52: {Base number [TBN]} - C10N 2040/25: Internal-combustion engines - C10N 2060/14: by boron or a compound containing boron - C10L: FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS - C10M: LUBRICATING COMPOSITIONS (well drilling compositions C09K8/02); USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION (mould release, i.e. separating, agents for metals B22C3/00, for plastics or substances in a plastic state, in general B29C33/56, for glass C03B40/02; textile lubricating compositions D06M11/00, D06M13/00, D06M15/00; immersion oils for microscopy G02B21/33) - C10N: INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS ## Abstract A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component. ## Claims ### Claim 1 A lubricant composition comprising: at least 70 wt % of an oil of lubricating viscosity based on the weight of the lubricant composition, of an oil of lubricating viscosity and a detergent composition for lubricants and fuels, said detergent composition comprising an overbased calcium sulfonate having a TBN of about 410 and 4 to 7 wt % of a low ash detergent, based on the weight of the combination of overbased calcium sulfonate and low ash detergent, wherein the detergent composition contains no phenate, and the low ash detergent is the reaction product of: a) one or more alkylated salicylic acids of formula I: wherein R1 is selected from the group consisting of dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl and isomers thereof, and ‘a’ is an integer of 1 or 2; b) boric acid; and c) ethoxylated tallow amine wherein the low ash detergent has a TBN of from 96 to 115 and contains no metals, phosphorus or sulfur, and the lubricant composition contains no phenate. ### Claim 2 (depends on 1) The lubricant composition according to claim 1 comprising from about 80 to about 99.5 wt. % of the oil of lubricating viscosity. ### Claim 3 (depends on 1) The lubricant composition according to claim 1 wherein the oil of lubricating viscosity is a marine cylinder oil. ### Claim 4 (depends on 1) The lubricant composition according to claim 1, which lubricant composition has a TBN of 70. ### Claim 5 (depends on 1) The lubricant composition according to claim 1 wherein R1 in formula I is selected from the group consisting of tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl and isomers thereof. ### Claim 6 (depends on 5) The lubricant composition according to claim 5 comprising from about 80 to about 99.5 wt. % of the oil of lubricating viscosity. ### Claim 7 (depends on 5) The lubricant composition according to claim 5 wherein the oil of lubricating viscosity is a marine cylinder oil. ### Claim 8 (depends on 5) The lubricant composition according to claim 5, which lubricant composition has a TBN of 70. ### Claim 9 (depends on 5) The lubricant composition according to claim 5 wherein R1 in formula I is selected from the group consisting of tetradecyl, hexadecyl, octadecyl and isomers thereof. ### Claim 10 (depends on 9) The lubricant composition according to claim 9 comprising from about 80 to about 99.5 wt. % of the oil of lubricating viscosity. ### Claim 11 (depends on 9) The lubricant composition according to claim 9 wherein the oil of lubricating viscosity is a marine cylinder oil. ### Claim 12 (depends on 9) The lubricant composition according to claim 9 which lubricant composition has a TBN of 70.