Multi-C-shaped high-hollowness bright fiber and preparation method thereof
A fiber, high school technology, applied in the field of multi-C-shaped high and high hollowness bright fiber and its preparation, can solve the problems of stuffy wearing, heavy fabric, poor moisture absorption and air permeability, etc., to achieve bright luster, improve light weight, and simple structure.
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Embodiment 1
[0033] Such as figure 2 , 4 Shown in and 6, a kind of multi-C-shaped high-hollow bright light fiber, said fiber comprises a plurality of fiber filaments 11 distributed around the center of said fiber in an equidiameter ring, every two of said fiber filaments 11 are joined to each other, and Both of the fiber filaments 11 are provided with a first cavity 12; the center of the fiber 1 is also provided with a second cavity 13 formed by a plurality of the fiber filaments 11 equidiameter annular distribution; the fiber The cross-section of the filament 11 is C-shaped; the outer contour of the fiber is formed by a plurality of arcs connected end to end.
[0034] The present invention adopts multiple C-shaped melt extrusion slits through the fiber filaments 11, and distributes them in an equidiameter ring around the center of the fiber to form a unique multi-cavity shaped cross-sectional structure, and the hollowness can be as high as 40-50%. , the fabric has a good lightening eff...
Embodiment 2
[0043] Such as figure 1 As shown, a multi-C-shaped high-hollow bright light fiber, the fiber includes a plurality of fiber filaments distributed around the center of the fiber in an equidiameter ring, every two of the fiber filaments are joined to each other, and two of the fiber filaments The fiber filaments are all provided with a first cavity; the center of the fiber is also provided with a second cavity formed by a plurality of the fiber filaments distributed in an equidiameter ring; the cross section of the fiber filaments is C-shaped; the The outer contour of the fiber is formed by a plurality of arcs connected end to end.
[0044] The present invention also provides a method for preparing the multi-C-shaped high-hollowness bright fiber,
[0045] The preparation method of the described multi-C-shaped high-hollowness bright fiber is as follows:
[0046] On the existing FDY spinning machine, polyester is used as raw material, and multi-C-shaped spinnerets with high hollo...
Embodiment 3
[0058] Such as image 3 As shown, a multi-C-shaped high-hollow bright light fiber, the fiber includes a plurality of fiber filaments distributed around the center of the fiber in an equidiameter ring, every two of the fiber filaments are joined to each other, and two of the fiber filaments The fiber filaments are all provided with a first cavity; the center of the fiber is also provided with a second cavity formed by a plurality of the fiber filaments distributed in an equidiameter ring; the cross section of the fiber filaments is C-shaped; the The outer contour of the fiber is formed by a plurality of arcs connected end to end.
[0059] The present invention also provides a method for preparing the multi-C-shaped high-hollowness bright fiber,
[0060] The preparation method of the described multi-C-shaped high-hollowness bright fiber is as follows:
[0061] On the existing FDY spinning machine, polyester is used as raw material, and multi-C-shaped spinnerets with high hollo...
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