Adeka Corporation

Toyo Aluminium Kabushiki Kaisha

Asahi Denka Kogyo K.k.

Suzuki Motor Corporation

Suzuki Jidosha Kogyo Kabushiki Kaisha

Kazuhiro Umehara

Kenji Yamamoto

Keisuke Daikoku

Yukio Tatsumi

Yoshiki Hashizume

Noriyoshi Tanaka

Shinji Iino

Aritoshi Fukushima

Kazuya Fujimoto

Takayuki Nakao

Yoko Saito

Kazuhisa Morita

Gaochao Lai

Yukiya Moriizumi

Atsuo Miyashita

Yokio Tatsumi

Masaki Maruyama

Satoru Yoshida

Yasushi Naito

Provided is an antioxidant composition, including: a compound (A) represented by the following general formula (1); and an amine-based antioxidant (B) and/or a phenol-based antioxidant (C) other than the compound (A): (wherein R represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, and n represents a number from 1 to 3.).

Antioxidant composition and lubricating oil composition containing same

The metal pigment of the present invention has a structure in which an organic carboxylic acid metal salt is adhered onto metal particles, and may also have a structure in which a first compound is adhered onto the metal particles, and the organic carboxylic acid metal salt is adhered onto the first compound.

Metal pigment, method for producing the same, and water base metallic resin composition including the same

Provided are an additive for lubricating oil, including a compound represented by the following general formula (1) as an essential component, and a lubricating oil composition blending same: where R, R, R, and Reach independently represent an alkyl group having 1 to 20 carbon atoms, R, R, R, and Reach independently represent a hydrogen atom or an alkyl group having 1 to 20 carbon atoms, A represents a hydrocarbon group having 2 to 20 carbon atoms, and n represents a number from 1 to 10.

Additive for lubricating oil and lubricating oil composition containing same

Provided is a lubricating oil composition, including a base oil and a specific condensed phosphate blended with various additives.

Lubricating oil composition

Provided is a phosphorus molybdenum amine compound, represented by the following general formula (I). where Rto Reach independently represent a hydrogen atom or a hydrocarbon group and p represents a number ofto, provided that all of Rto Rare can not 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.

Phosphorus molybdenum compound and method for producing same

A lubricating oil additive capable of providing an antioxidant which enables a lubricating oil composition to have long drain intervals, while reducing specific components such as metals and phosphorus atoms, and a lubricating oil composition containing the lubricating oil additive are provided. A phosphorus molybdenum compound represented by the following general formula (1) where R, R, and Reach independently represent a hydrocarbon group having 1 to 20 carbon atoms is also provided.

Phosphorus-molybdenum compound, method for producing same and lubricant additive and lubricant composition containing the compound

Lubricant and lubricating composition

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Tokyo, Japan

Kazuhiro Umehara