Loading patent…
AssigneesNisshinbo Industries, Inc., Kabushiki Kaisha Takenaka Seisakusho
InventorsSatoshi Amano, Norimasa Nakamura, Shoji Kuroyama
Estimating the term…
A metal material subjected to a treatment for seizure prevention is provided. The metal material includes a metal base material and a film formed thereon, the film being composed of a carbodiimide group-containing resin obtained from an aromatic polyisocyanate or of a mixture of said carbodiimide group-containing resin and a lubricant. A method for producing a metal material subjected to a treatment for seizure prevention is also provided. The method includes coating, on a metal base material, a carbodiimide group-containing resin obtained from an aromatic polyisocyanate or a mixture of said carbodiimide group-containing resin and a lubricant, and then subjecting the coated metal base material to a heat treatment at a temperature of 120° C. or higher.
A clamping material made from a metal material subjected to a treatment for seizure prevention, comprising a metal base material and a film formed thereon, said film composed of a self-crosslinked carbodiimide group-containing resin obtained from an aromatic polyisocyanate, wherein said clamping material is selected from the group consisting of a bolt, a nut, and a washer.
A clamping material made from a metal material subjected to a treatment for seizure prevention, comprising a metal base material and a film formed thereon, said film composed of a self-crosslinked carbodiimide group-containing resin obtained from an aromatic polyisocyanate and a lubricant, wherein said clamping material is selected from the group consisting of a bolt, a nut, and a washer.
Dependencies are inferred from the claim text.