LUBRICATING COMPOSITION CONTAINING AN ESTER OF AN AROMATIC CARBOXYLIC ACID

    公开(公告)号:CA2837102A1

    公开(公告)日:2012-12-20

    申请号:CA2837102

    申请日:2012-06-13

    Applicant: LUBRIZOL CORP

    Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and an ester, thioester, amide or imide of a carboxylic acid compound where said carboxylic acid is characterized in that it is functionalized with a hydroxy-substituted aromatic moiety. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the salt of the carboxylic acid compound as an antiwear agent or an antioxidant.

    LUBRICATING COMPOSITION CONTAINING A SALT OF A CARBOXYLIC ACID

    公开(公告)号:CA2836598A1

    公开(公告)日:2012-12-20

    申请号:CA2836598

    申请日:2012-06-14

    Applicant: LUBRIZOL CORP

    Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and an amine or ammonia salt of a carboxylic acid compound where said carboxylic acid is characterized in that it is functionalized with a hydroxy-substituted aromatic moiety. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the salt of the carboxylic acid compound as an antiwear agent or an antioxidant.

    ASHLESS FRICTION MODIFIERS FOR LUBRICATING COMPOSITIONS

    公开(公告)号:CA2853443C

    公开(公告)日:2019-10-29

    申请号:CA2853443

    申请日:2012-10-11

    Applicant: LUBRIZOL CORP

    Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and an ashless ketone compound with at least one of a hydroxy group and an ether linkage attached to the carbon atom adjacent to the carbonyl carbon of the ketone, especially a-hydroxyketone. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the a-hydroxyketone compound as a friction modifier and an antiwear agent.

    Combinación sinérgica inhibidora de óxido para grasa lubricante

    公开(公告)号:ES2843830T3

    公开(公告)日:2021-07-20

    申请号:ES15821001

    申请日:2015-12-21

    Applicant: LUBRIZOL CORP

    Inventor: CAPITOSTI SCOTT

    Abstract: Una composicion de aditivos que consiste en 1) al menos una sal de un ester de hidrocarburo de fosfato en donde la sal de un ester de hidrocarburo de fosfato comprende un fosfato de monoalquilo, fosfato de dialquilo o una mezcla de los mismos, y 2) al menos una imidazolina N-hidrocarbil sustituida, en donde la imidazolina N-hidrocarbil sustituida tiene la formula: **(Ver fórmula)** en donde la linea discontinua indica resonancia, R7 es un grupo hidrocarbilo que contiene de 2 a 18 atomos de carbono y al menos un heteroatomo, R8 es hidrogeno o un grupo hidrocarbilo que contiene de 1 a 40 atomos de carbono, y R9 y R10 son independientemente hidrogeno o un grupo hidrocarbilo que contiene de 1 a 4 atomos de carbono; en donde la relacion en peso de la al menos una sal de un ester de hidrocarburo de fosfato de (1) a la al menos una imidazolina N-hidrocarbil sustituida de (2) es de 1:10 a 10:1.

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