Chisso Corporation

Jnc Corporation

Jnc Fibers Corporation

Hidemi Ito

Masahiko Taniguchi

Yoshimi Tsujiyama

Masahito Katsuya

Takayuki Hattori

Kazuhiko Aratake

A laminated acoustic absorption member that includes at least a first fiber layer and a second fiber layer, as well as at least one substrate layer present between the first fiber layer and the second fiber layer, wherein: the first fiber layer has an average flow pore diameter of 0.5-10 &#x3bc;m and a basis weight of 0.1-200 g/m; the second fiber layer has an average flow pore diameter of 0.5-10 &#x3bc;m, the average flow pore diameter of the second fiber layer being equal to or less than that of the first fiber layer, and also has a basis weight of 0.1-200 g/m; the substrate layer has an air permeability of 40 cc/cm&#xb7;s or greater as measured by the Frazier method, and a basis weight of 1-700 g/m; and the first fiber layer and the second fiber layer are disposed on a sound-incidence side and a sound-transmission side, respectively.

Laminated acoustic absorption member

Modified polyolefin fibers capable of easily producing a non-woven fabric having a high strength and a superior feeling, and provided with a broad range of processing temperature and further a low temperature adhesiveness and suitable to heating roll processing, and a non-woven fabric using the same are provided,

Modified polyolefin fibers and a non-woven fabric using the same

Polyolefin fiber and non-woven fabric produced by using the same

Polypropylene fiber, a method for manufacture thereof, and a non-woven

A water-repellent fiber having adhered to the fiber surface of a thermoplastic resin, which is a fiber a textile oil in the amount of 0.1-0.8% by weight of the fiber comprising ingredients of the following (A), (B) and (C) wherein the textile oil comprises: (A) 5-15% by weight of at least one alkylsulfonate, (B) 5-45% by weight of at least one compound selected from polyol esters and aliphatic acid alkanol amides, and (C) 40-90% by weight of at least one compound selected from dibasic acid esters and polyethylene glycol esters.

Water-repellent fiber and nonwovens made of the fiber

Growing community of inventors

Shiga, Japan

Hidemi Ito