ARTIFICIAL LEATHER HAVING ANTISTATIC PROPERTY

• Main Authors: ISHIDA KYOTA, TADOKORO YOSHIYUKI
• Format: Patent
• Language: English; Japanese
• Published: 27.09.2018
• Subjects: BRAIDING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR; KNITTING; LACE-MAKING; LAUNDERING; LOOMS; METHODS OF WEAVING; NON-WOVEN FABRICS; TEXTILES; TREATMENT OF TEXTILES OR THE LIKE; TRIMMINGS; WALL, FLOOR OR LIKE COVERING MATERIALS, e.g. LINOLEUM,OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF AFIBROUS WEB COATED WITH A LAYER OF MACROMOLECULARMATERIAL; WEAVING; WOVEN FABRICS

PROBLEM TO BE SOLVED: To provide an artificial leather which has excellent antistatic properties capable of being suitably used for applications such as a sofa and an automobile sheet in which friction is generated with a human body and has good followability to a complicated shape.SOLUTION: The artificial leather is composed of a nonwoven fabric comprising conductive fibers and a polymeric elastomer impregnated in the nonwoven fabric and satisfies the following conditions (1)-(4):(1) the nonwoven fabric contains 1.5-10.0wt% of the conductive short fibers;(2) the conductive short fiber has an electric resistance value of 10-10Ω/cm;(3) the artificial leather has a frictional electrification voltage of 3000 V or less;(4) one or both sides of the artificial leather are suede-like with naps.SELECTED DRAWING: None 【課題】ソファーや自動車シートなどの人体と摩擦が発生する用途で好適に用いることができる優れた制電性を有し、且つ複雑な形状への追従性が良い人工皮革を提供する。【解決手段】導電性繊維を含む不織布と、該不織布に含浸された高分子弾性体とから構成され、下記（１）〜（４）：（１）不織布が導電性短繊維を１．５〜１０．０ｗｔ％含有する；（２）導電性短繊維の電気抵抗値が１０5〜１０11Ω／ｃｍである；（３）人工皮革の摩擦帯電圧が３０００Ｖ以下である；（４）人工皮革の片面若しくは両面が立毛を有するスエード調である；の条件を満たす、人工皮革。【選択図】なし