RUST PREVENTIVE OIL COMPOSITION

• Main Authors: NAGASE NAOKI, TAMAKI MASAKI
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2018
• Subjects: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; 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; ORGANIC CHEMISTRY

A rust preventive oil composition which contains (A) at least one water removing agent that is selected from the group consisting of the components (A1) to (A4) described below and organic salts of these components, (B) at least one rust inhibitor that is selected from the group consisting of the components (B1) to (B6) described below, (C) a light mineral oil having a kinematic viscosity at 40 DEG C of 20 mm /s or less, and (D) a heavy mineral oil having a kinematic viscosity at 40 DEG C of 80 mm /s or more is able to provide a rust preventive oil composition that has improved water removal properties, rust prevention properties and water separation properties. (A1) An imidazoline compound having an aliphatic hydrocarbon group having 10-24 carbon atoms; (A2) A phosphoric acid ester compound wherein the total number of carbon atoms in aliphatic hydrocarbon groups is 8-40; (A3) A thiophosphoric acid ester compound wherein the total number of carbon atoms in aliphatic hydrocarbon groups is 8-40; (A4) A diamine