ARTIFICIAL LEATHER SUBSTRATE, NAPPED ARTIFICIAL LEATHER, SHOES AND ARTIFICIAL LEATHER WITH RESIN LAYER

• Main Authors: ANDO TETSUYA, KATSUTA MASATO, FUJISAWA MICHINORI, NARIMOTO NAOTO, MURATE YASUNORI
• Format: Patent
• Language: English; Japanese
• Published: 29.03.2018
• Subjects: CHARACTERISTIC FEATURES OF FOOTWEAR; FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR; FOOTWEAR; HUMAN NECESSITIES; LAUNDERING; PARTS OF FOOTWEAR; TEXTILES; TREATMENT OF TEXTILES OR THE LIKE; WALL, FLOOR OR LIKE COVERING MATERIALS, e.g. LINOLEUM,OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF AFIBROUS WEB COATED WITH A LAYER OF MACROMOLECULARMATERIAL

PROBLEM TO BE SOLVED: To provide an artificial leather substrate that is colored in a deep color and hardly transfer a dye to a resin layer or a resin molded body even when it is laminated on a white or pale color resin layer or resin molded body, a napped artificial leather, shoes, and an artificial leather with a resin layer that is obtained by providing a resin layer on an artificial leather substrate and is hardly contaminated by a dye.SOLUTION: The artificial leather substrate has a surface of a lightness L*value≤50, comprises a fiber substrate comprising a fiber fabric of polyester fibers dyeable with a cationic dye and a polymer elastomer applied on the fiber fabric, and is dyed with at least one cationic dye.SELECTED DRAWING: Figure 1 【課題】白色や淡色の樹脂層や樹脂成形体に積層したような場合にも、樹脂層や樹脂成形体に染料を移行させにくい、濃色に着色された人工皮革基材、立毛調人工皮革、靴、及び人工皮革基材に樹脂層を設けた染料で汚染されにくい樹脂層付人工皮革を提供する。【解決手段】明度Ｌ*値≦５０の表面を有し、カチオン染料可染性ポリエステル繊維の繊維布帛と前記繊維布帛に付与された高分子弾性体とを含む繊維基材を含み、少なくとも１種のカチオン染料で染色された人工皮革基材を用いる。【選択図】図１