National Institute of Advanced Industrial Science and Technology

Toyo Tanso Co., Ltd.

Yasushi Soneda

Masaya Kodama

Hiroaki Hatori

Toshihira Irisawa

Takahiro Morishita

The present application provides methods for producing polybenzimidazole carbon fiber that does not require infusibilization treatment.

Method for producing a polybenzimidazole carbon fiber

To provide a carbon fiber precursor fiber that can efficiently produce a carbon fiber excellent in mechanical strength without an infusibilization treatment; a carbon fiber; and a method for producing the carbon fiber. The carbon fiber precursor fiber includes a polymer represented by General Formula (1) below:  

Precursor fiber for carbon fibers, carbon fiber, and method for producing carbon fiber

A nitrogen-containing carbon porous material, which has a nitrogen content of 0.5 to 30 mass %, and which has a specific surface area of 200 to 3,000 m/g.

Nitrogen-containing porous carbon material and method of producing the same, and electric double-layer capacitor using the nitrogen-containing porous carbon material

Growing community of inventors

Ibaraki, Japan

Yasushi Soneda