Toho Beslon Co., Ltd.

Toho Belson Co., Ltd.

Kenzi Shimazaki

Kazuo Izumi

Hiroyasu Ogawa

A filter composed of a mesh structure substrate having deposited thereon and therein activated carbon fiber treated with an alkali and having a length within the range of from 5 to 1,000.mu., wherein the mesh structure substrate has an average cell diameter 3 to 100 times the length of the activated carbon fiber, wherein the activated carbon fiber is adhered to the substrate by a binder, and wherein the activated carbon fiber is deposited on and in the substrate by impregnating the substrate with a dispersion obtained by dispersing activated carbon fiber in a dispersion or solution of a binder, and drying methods for forming and using the same are also disclosed.

Filter

Acrylonitrile fibers suitable for production of preoxidized fibers, fibrous active carbon and carbon fibers, which have thereon a water-soluble basic aluminum salt of the formula:

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Shizuoka, Japan

Kenzi Shimazaki