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    • 5. 发明授权
    • Leather-like sheet having napped surface
    • 具有起绒表面的皮革状片材
    • US06451404B1
    • 2002-09-17
    • US09506683
    • 2000-02-18
    • Yoshiki NobutoKazundo AkamataHisao Yoneda
    • Yoshiki NobutoKazundo AkamataHisao Yoneda
    • B32B3300
    • B32B5/26A43B1/00A43B7/125A43B13/12B32B5/022B32B7/14B32B27/12B32B27/40B32B2375/00B32B2437/02D06N3/0004D06N3/0013Y10S428/904Y10T428/2395Y10T428/24438Y10T428/24826Y10T442/2369Y10T442/2377Y10T442/2738Y10T442/601Y10T442/614Y10T442/626Y10T442/659Y10T442/666Y10T442/667
    • A leather-like sheet having naps on its surface and having writing effect, a high-class external appearance, hand touch and feel like natural leather, and folds like natural leather. When it is subjected to lasting shoemaking, it is possible to obtain shoes which have at its surface no unevenness and do not get out of shape. A leather-like sheet wherein the following fiber-entangled nonwoven fabrics (A) and (B) are stacked with an adhesive agent present in a discontinuous state: (A) a fiber-entangled nonwoven fabric containing an elastic polymer and comprising a microfine fiber (a) having a fineness of 0.1 denier or less, the surface opposite to its stacking surf ace being fluffed, and rupture elongations in the longitudinal and latitudinal directions thereof being 50% or more and 80% or more, respectively, and (B) a fiber-entangled nonwoven fabric containing an elastic polymer and comprising a microfine fiber (b) having a fineness of 0.5 denier or less, the fineness being 4 times or more larger than that of the fiber (a), and rupture elongations in the longitudinal and latitudinal directions thereof being 50% or more and 80% or more, respectively.
    • 一种皮革状的片材,其表面具有绒毛,具有书写效果,高档外观,手感和天然皮革感觉,并像天然皮革一样折叠。 当它经受持久的制鞋时,可以获得表面上没有不均匀并且不会变形的鞋。 一种皮革状片材,其中以不连续状态存在的粘合剂层叠以下纤维缠结非织造织物(A)和(B):(A)含有弹性聚合物并包含超细纤维的纤维缠结无纺布 (a)细度为0.1旦尼尔或更小,与其堆积层相反的表面起毛,纵向和纬向的断裂伸长率分别为50%以上至80%以上,(B) 含有弹性聚合物的纤维缠结无纺织物,其包含细度为0.5旦尼尔以下的细纤维(b),细度为纤维(a)的细度的4倍以上,纵向的断裂伸长率 纬向分别为50%以上且80%以上。