一种鞋材功能层及其应用的鞋材

Abstract

本实用新型公开了一种鞋材功能层及其应用的鞋材，涉及层状材料技术领域。本实用新型所提供的鞋材功能层，使特定直径的纤维按同心圆、垂直交错等排列方式形成了具有不同填充密度的分层，所得分层依次层叠后，能够得到兼具有轻量化、高强度特性以及疏水等多功能的功能层，所得功能层的密度低至0.85g / cm3以下，强度高至60N以上，受到外力冲击时可以吸收62％以上的冲击能，保暖效果达到0.076clo以上，接触角也在103°以上，且尺寸精度优异，尺寸误差不超过3％，适合用于鞋材领域，尤其是对性能要求苛刻的鞋材。

Claims

1. A shoe material functional layer, characterized by, Including the first and second layers stacked in sequence, The first layer includes a first fiber, and the second layer includes a second fiber; The diameter of the first fiber is 0.1-0.5 mm, and the fiber filling density is 40-70%. The second fiber has a diameter of 0.6–1.5 mm and a fiber filling density of 60–75%. The arrangement of the first and second fibers includes at least one of the following: perpendicular interlacing, concentric circles, radial lines, and parallel lines.

2. The shoe material functional layer of claim 1, wherein, It also includes a third layer, which is stacked on the surface of the second layer. The third layer includes a third fiber, which is a foamed fiber with a diameter of 0.5 to 0.8 mm. The foam pore diameter in the third fiber is 30 to 100 μm, and the porosity is 2 to 5%. The fiber filling density is 45 to 80%.

3. The shoe material functional layer of claim 2, wherein, It also includes a fourth layer, which is stacked on the surface of the third layer. The fourth layer includes a fourth fiber, which is a foamed fiber with a diameter of 0.4 to 0.9 mm. The pore diameter of the fourth fiber is 40 to 150 μm, and the porosity is 3 to 7%. The fiber filling density is 50 to 90%.

4. The shoe material functional layer of claim 3, wherein, It also includes a fifth layer, which is stacked on the surface of the fourth layer. The fifth layer includes a fifth fiber with a diameter of 0.3 to 0.6 mm and a fiber filling density of 45 to 70%.

5. The shoe material functional layer of claim 4, wherein, Includes at least one of the following (a) to (c): (a) When the first fiber is arranged in a perpendicularly interlaced manner, at least one of the second, third, fourth, and fifth fibers is also arranged in a perpendicularly interlaced manner; (b) When the first fiber is arranged in concentric circles, at least one of the second and third fibers is arranged in radial lines, and the origin of the radial lines is the dot of the concentric circles. (c) When the first fiber is arranged in parallel lines, at least one of the second, third, fourth and fifth fibers is also arranged in parallel lines, and the included angle between any two adjacent layers of parallel lines is >0° and <90°.

6. The shoe material functional layer of claim 5, wherein, Includes at least one of the following (d) to (h): (d) When the first fiber is arranged in a vertically interlaced manner, the first layer contains a number of parallel transverse fibers and longitudinal fibers, wherein the distance between any two adjacent parallel fibers is equal and is 0.05 to 0.3 mm. (e) When the second fiber is arranged in a vertically interlaced manner, the second layer contains a plurality of parallel transverse fibers and longitudinal fibers, wherein the distance between any two adjacent parallel fibers is equal and is 0.1 to 0.4 mm. (f) When the third fiber is arranged in a vertically interlaced manner, the third layer contains a number of parallel transverse fibers and longitudinal fibers, wherein the distance between any two adjacent parallel fibers is equal and is 0.2 to 0.6 mm. (g) When the fourth fiber is arranged in a vertically interlaced manner, the fourth layer contains a number of parallel transverse fibers and longitudinal fibers, wherein the distance between any two adjacent parallel fibers is equal and is 0.3 to 0.6 mm. (h) When the fifth fiber is arranged in a vertically interlaced manner, the fifth layer contains several parallel transverse fibers and longitudinal fibers, wherein the distance between any two adjacent parallel fibers is equal and is 0.2 to 0.4 mm.

7. The shoe material functional layer of claim 5, wherein, Includes at least one of the following (i) to (k): (i) When the first fiber is arranged in concentric circles, the radius difference between any two adjacent concentric circles is equal, which is 0.05 to 0.2 mm; (j) When the second fiber is arranged in a radial pattern, the included angle between any two adjacent radial lines is equal and is 10 to 60°. (k) When the third fiber is arranged in a radial pattern, the included angle between any two adjacent radial lines is equal and is 15 to 45°.

8. The shoe material functional layer of claim 5, wherein, Includes at least one of the following (l) to (p): (l) When the first fiber is arranged in parallel lines, the distance between any two adjacent parallel lines is equal, which is 0.05 to 0.18 mm; (m) When the second fiber is arranged in parallel lines, the distance between any two adjacent parallel lines is equal, which is 0.1 to 0.2 mm; (n) When the third fiber is arranged in parallel lines, the distance between any two adjacent parallel lines is equal, which is 0.2 to 0.3 mm; (o) When the fourth fiber is arranged in parallel lines, the distance between any two adjacent parallel lines is equal, which is 0.15 to 0.25 mm; (p) When the fifth fiber is arranged in parallel lines, the distance between any two adjacent parallel lines is equal, which is 0.2 to 0.4 mm.

9. The shoe material functional layer of claim 4, wherein, Includes at least one of the following (r) to (t): (r) The first fiber is a foamed fiber with a pore diameter of 20-50 μm and a porosity of 0.5-2.5%; (s) The second fiber is a foamed fiber with a pore diameter of 10-30 μm and a porosity of 1-4%; (t) The fifth fiber is a foamed fiber with a pore diameter of 30-60 μm and a porosity of 4-7%.

10. The shoe material comprising the shoe material functional layer according to any one of claims 1 to 9, characterized by, The shoe material includes insoles or uppers.

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