RUST PREVENTIVE OIL COMPOSITION

• Main Authors: KANEKO NAMIJI, SHIBATA JUNICHI
• Format: Patent
• Language: English; Japanese
• Published: 22.04.2021
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25; NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE

To provide a rust preventive oil composition having excellent rust preventive capacity.SOLUTION: A rust preventive oil composition contains a component (a): base oil, a component (b): sulfonate, and a component (c): a C12-48 carboxylic acid. The component (b) contains at least one selected from the group consisting of sulfonic acid alkali metal salt, sulfonic acid alkaline earth metal salt, and sulfonic acid amine salt. It has a kinematic viscosity of 30 mm2/s or more and 150 mm2/s or less at 40°C.SELECTED DRAWING: None 【課題】さび止め性に優れるさび止め油組成物の提供。【解決手段】（Ａ）成分：基油と、（Ｂ）成分：スルホン酸塩と、（Ｃ）成分：炭素数１２〜４８のカルボン酸とを含有し、前記（Ｂ）成分が、スルホン酸アルカリ金属塩、スルホン酸アルカリ土類金属塩、スルホン酸アミン塩からなる群から選択される一種以上を含み、４０℃における動粘度が３０ｍｍ２／ｓ以上１５０ｍｍ２／ｓ以下である、さび止め油組成物。【選択図】なし