Abstract:
Uso de un compuesto (B) representado por la fórmula general (2) para mejorar una estabilidad al almacenamiento de una composición de aditivo de aceite lubricante que comprende una combinación de un compuesto (A) representado por la fórmula general (1) a continuación y un compuesto (B) representado por la fórmula general (2) a continuación ajustando un valor de acidez de la composición de aditivo de aceite lubricante a 0,01 a 0,4 mg KOH/g**Fórmula** R1 y R4 representan cada uno independientemente un grupo hidrocarburo que tiene de 6 a 18 átomos de carbono y R2 y R3 representan cada uno independientemente un grupo alquileno que tiene de 1 a 4 átomos de carbono**Fórmula** R5 representa un grupo hidrocarburo que tiene de 6 a 18 átomos de carbono y R6 y R7 representan cada uno independientemente un grupo alquileno que tiene de 1 a 4 átomos de carbono.
Abstract:
Provided is a phosphorus molybdenum amine compound, represented by the following general formula (1): (see formula 1) where R1 to R6 each independently represent a hydrogen atom or a hydrocarbon group and p represents a number of 1 to 5, provided that all of R1 to R6 cannot all be hydrogen atoms at the same time and the phosphorus molybdenum compound is obtained by reducing a hexavalent molybdenum compound with a reducing agent, and then reacting the resulting with an acidic phosphate after neutralization with a mineral acid.
Abstract:
Un compuesto de fósforo y molibdeno, representado por la siguiente fórmula general (1) : [Fórmula química 1]. en la que R1, R2 y R3 representan cada uno independientemente un grupo hidrocarburo que tiene 1 a 20 átomos de carbono.
Abstract:
PROBLEM TO BE SOLVED: To provide a thiodicarboxylic acid ester of high long-term storage stability with its own anti-oxidizing performance and abrasion-resisting performance kept intact.SOLUTION: A lubricating oil additive composition is provided, comprising (A) a compound represented by general formula (1) (wherein, Rand Rare each independently a 6-18C hydrocarbon group; and Rand Rare each independently a 1-4C alkylene group) and (B) a compound represented by general formula (2) (wherein, Ris a 6-18C hydrocarbon group; and Rand Rare each independently a 1-4C alkylene group), and having an acid value of 0.01-0.4 mgKOH/g.
Abstract:
PROBLEM TO BE SOLVED: To provide an antioxidant composition not containing a metal element, capable of attaining further elongation of a lifetime of a lubricating oil, and to provide a lubricating oil composition containing the antioxidant composition.SOLUTION: The antioxidant composition contains a compound (A) represented by general formula (1), an amine-based antioxidant (B) and/or a phenolic antioxidant (C) other than the compound (A). (In the formula, R represents a hydrogen atom or a 1-4C alkyl group, and n represents a number of 1-3). The lubricating oil composition contains the antioxidant composition and a base oil.
Abstract:
PROBLEM TO BE SOLVED: To provide an antioxidant for lubricant, which does not contain a metal element or sulfur element and well serves as an antioxidant for lubricant, wherein the lubricant formulated therewith doesn't cause discoloration with time; and to provide a lubricant composition containing the antioxidant.SOLUTION: The antioxidant for lubricant comprises a compound expressed by general formula (1). Also the lubricant composition includes the antioxidant and base oil.
Abstract:
PROBLEM TO BE SOLVED: To provide an aluminum alloy lubricant-composite entry sheet which is good in drill hole position accuracy, is hard to break the drill, and further, is excellent in shaving dregs discharge. SOLUTION: The aluminum alloy lubricant-composite entry sheet for printed circuit board drilling has a coated film of lubricant at least on one side of an aluminum alloy board in the entry sheet for the printed circuit board. The content of aluminum of the aluminum alloy board is more than 85.0 mass% and less than 99.0 mass%. The residual is composed of one kind or more than two kinds of the element selected from groups consisting of Si, Cu, Zn, Fe, Mn, Mg, Cr, Ti, and Zr, and the amount of sum totals of Cu and/or Zn is more than the sum totals of Mn and/or Mg. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an additive composition for lubricant, which causes an additive hardly soluble in lubricant to easily dissolve therein; and a lubricant composition with good stability, obtained by adding the additive composition for lubricant.SOLUTION: The additive composition for lubricant includes a compound (A) expressed by general formula (1) and an additive (B) for lubricant comprising an organic compound with solubility in base oil of less than 0.5 mass% or melting point of ≥30°C. In the formula, R represents a hydrogen atom or a 1-4C alkyl group; and n denotes a number of 1-3. Also the lubricant composition includes the additive composition for lubricant and base oil.
Abstract:
PROBLEM TO BE SOLVED: To provide a lubricant oil simultaneously preventing corrosion of copper and lead in energy saving fuel oil in which organic molybdenum compound is blended. SOLUTION: The lubricating oil composition for an internal combustion engine contains base oil and compounds expressed by formula (1) (in the formula, each of R 1 -R 4 is a 4-22C hydrocarbon group and each of X 1 -X 4 is oxygen or sulfur atom), formula (2) (in the formula, R 5 represents hydrogen or a 1-6C alkyl group, R 6 represents a 1-22C hydrocarbon group which can contain amino group or hydrogen, and n represents number of 1-3), and formula (3): R 7 -N=C=N-R 8 (in the formula, each of R 7 and R 8 is hydrogen or a 1-20C hydrocarbon group). COPYRIGHT: (C)2011,JPO&INPIT