CN216585343U - Profiled fiber - Google Patents
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- CN216585343U CN216585343U CN202123234284.5U CN202123234284U CN216585343U CN 216585343 U CN216585343 U CN 216585343U CN 202123234284 U CN202123234284 U CN 202123234284U CN 216585343 U CN216585343 U CN 216585343U
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Abstract
The utility model relates to a profiled fiber, which comprises a fiber main body and N strips, wherein the N strips are connected to the fiber main body and extend outwards, and N is a positive integer not less than 4; n divide the strip to follow fibre main part axial distribution, the axial length of fibre main part is greater than divide the axial length of strip, its monofilament cross-section personally submits branch shape or fishbone shape. The fiber prepared by the method has strong moisture absorption and sweat releasing performance and dyeing performance; meanwhile, the fiber has soft luster, the fuzzing and pilling resistance is obviously improved, the fluffiness and the air permeability are also good, and the fiber has soft and comfortable hand feeling.
Description
Technical Field
The utility model relates to the technical field of fibers, in particular to a profiled fiber.
Background
The traditional chemical fiber has the cross section mainly in a circular shape and an approximate circular shape, and the fiber in the shape also has certain performance, for example, cotton fiber with a waist-circular cross section and a cavity has stronger hygroscopicity and warmth retention property; wool fibers with approximately circular cross sections have better hygroscopicity and elasticity. However, round fibers generally have the defects of poor glossiness, easy fluffing and pilling and the like. With the further improvement of requirements of people on various properties of textiles, such as heat retention, moisture absorption and sweat release properties, resilience, wearing comfort and the like, researches on modification of chemical fibers are endless in recent years. However, modification of the fiber shape is only currently seen in the alteration of the cross section of the cross, the "#" shape, the cross, the trefoil shape, "U" shape, the straight shape, and the like.
The inventors have found that the properties of the fibers have a relatively close relationship to the shape, and thus various properties desired by people can be obtained by changing the shape of the fibers. For example, trilobal fibers have better hand feeling and luster and better dyeing performance; the pentagram-shaped fiber has better refractivity and stronger moisture absorption and sweat releasing performance; the "C" shaped fibers are lighter in weight and have good warmth retention. The patent with publication number CN206843636U discloses a novel special polyester filament, the cross section of the fiber is asymmetric and imitates a cross shape, the cross section of the fiber consists of four leaves, the fiber of the cross section has better moisture absorption and sweat discharge performance and flashing effect, but the fluffiness and softness of the fiber are not mentioned in the patent; patent publication No. CN2663442Y discloses a fiber having a cross section of a "king" shaped structure, which has remarkable bending resilience resistance and moisture wicking properties, but the patent does not mention the gloss properties of the fiber.
Disclosure of Invention
The application mainly aims to overcome the defects in the prior art and provide the profiled fiber which has excellent moisture absorption and sweat releasing performance, fluffiness, good pilling resistance and certain gloss and softness.
In order to achieve the above object, the present application is achieved by the following technical solutions.
The application provides a profiled fiber, which comprises a fiber main body and N strips, wherein the N strips are connected with the fiber main body and extend outwards, and N is a positive integer not less than 4;
n divide the strip to follow fibre main part axial distribution, just divide strip axis direction to deviate from fibre main part axis direction, the axial length of fibre main part is greater than divide the axial length of strip.
Furthermore, the filament number of the profiled fiber is 0.5 dtex-11.0 dtex.
Further, the length-width ratio of the fiber main body is 5:1-15:1, the length-width ratio of the strips is 2:1-10:1, and the ratio of the length of the fiber main body to the length of the strips is 3: 1-10: 1.
Further, the lengths of the plurality of strips in the axial direction are the same or different.
Furthermore, the included angle between the stripping axial direction and the fiber main body axial direction is alpha, and alpha is more than or equal to 15 degrees and less than or equal to 85 degrees.
Further, along the axial direction of the fiber main body, the distance of the strip extension is d, d is the product of the strip length and the cosine value of the included angle alpha, and the distance d of the strip on the same side of the fiber main body is equal or unequal.
Further, along the axial direction of the fiber main body, the adjacent branches on the same side of the fiber main body are parallel or not parallel.
Further, the number of the strips distributed on the two sides of the fiber main body is equal or unequal along the axial direction of the fiber main body.
Further, along fibre main part axial direction, be in the same side of fibre main part the quantity of branch is 2 ~ 6.
Further, along the axial direction of the fiber main body, the strips are symmetrically or asymmetrically distributed relative to the fiber main body.
Further, the profiled fiber is a short fiber or a long fiber.
Further, the profiled fiber is any one of POY, FDY and DTY.
The moisture-absorbing and sweat-releasing fiber has the advantages that the profiled fibers axially arranged along the fiber main body and the fiber main body have strong moisture-absorbing and sweat-releasing capacity and good softness and fluffiness; the profiled fibers can produce softer luster; the dyeing capability of the product made of the profiled fiber is greatly improved, and the dyeing cost is reduced.
Drawings
FIG. 1 is a schematic cross-sectional structure of a shaped fiber of example 1 of the present application;
fig. 2 is a schematic cross-sectional structure of a shaped fiber according to example 2 of the present application.
In the figure: 1. a fiber body; 2. and (6) splitting.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clear, the following description of the present application will be made in detail and completely with reference to the specific embodiments and the accompanying drawings. It should be understood that the described embodiments are only a few embodiments of the present application, and are not intended to limit the scope of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The application provides a profiled fiber, which comprises a fiber main body 1 and N strips 2 connected to the fiber main body 1 and extending outwards, wherein N is a positive integer not less than 4; n divide strip 2 to follow 1 axial distribution of fibre main part, just divide strip 2 axis direction to deviate 1 axis direction of fibre main part, the axial length of fibre main part 1 is greater than divide strip 2's axial length.
For example, N may be 6, 8, 10, 12. In a specific application, the plurality of strips 2 of the profiled fiber may be distributed on the same side of the fiber body 1, or may be distributed symmetrically or asymmetrically on both sides of the fiber body 1.
The strips 2 are connected to the fibre body 1 and extend outwards to form an angle. Because of the existence of the included angle, the plurality of strips 2 and the fiber main body 1 are connected to form a plurality of obvious grooves, the grooves can realize the capillary effect and provide channels for the migration of moisture, and simultaneously, because the fiber in the shape has a larger specific surface area, the contact area between the fiber and the moisture can be increased, the fiber can quickly absorb the moisture on the surface of the skin of a human body and discharge the moisture into the air, and the moisture absorption and sweat releasing performance is stronger.
Meanwhile, the strips 2 and the included angle between the strips and the fiber main body 1 enhance the refraction effect of the fiber to light. The light reflection intensity of the profiled fibers in the embodiment of the application can be changed along with the change of the incident light direction, and light can be reflected and transmitted on the surface and inside of the profiled fibers for many times, so that the profiled fibers generate softer gloss.
In addition, compared with the traditional fiber, the profiled fiber has a large surface area, and the cohesive force among a plurality of profiled fibers is correspondingly increased, so that the anti-pilling performance of the profiled fiber is obviously improved, meanwhile, the bulkiness and the air permeability are also good, and the fiber is soft and comfortable in hand feeling.
The strips 2 are distributed along the axial direction of the fiber main body 1, so that a larger specific surface area is provided, and the contact area of the fiber and moisture is increased. The profiled fiber of the embodiment can quickly absorb moisture on the surface of human skin and discharge the moisture into the air, and has strong moisture absorption and sweat releasing performance. In a similar way, the dyeing capability of the product made of the profiled fiber is greatly improved, and the dyeing cost is reduced.
The profiled fiber passing through the fiber body 1 and the strips 2 arranged axially along the fiber body 1 thus has the following advantages:
the profiled fiber has stronger moisture absorption and sweat releasing capacity and good softness and fluffiness; the profiled fibers can produce softer luster; the dyeing capability of the product made of the profiled fiber is greatly improved, and the dyeing cost is reduced.
Furthermore, the advantages imparted by the profile fiber are long-lasting, as the advantages are imparted by the profile fiber itself, as opposed to mechanical texturing.
In some embodiments, the shaped fiber has a single fiber denier of 0.5dtex to 11.0 dtex.
In some embodiments, the fiber body has an aspect ratio of 5:1 to 15:1, the sliver has an aspect ratio of 2:1 to 10:1, and the ratio of the length of the fiber body to the length of the sliver is 3:1 to 10: 1.
In some embodiments, the lengths of the plurality of strips 2 in the axial direction are the same or different.
In some embodiments, the included angle between the axial direction of the strip 2 and the axial direction of the fiber main body 1 is alpha, and alpha is more than or equal to 15 and less than or equal to 85 degrees. Specifically, the included angle between the axial direction of the fiber main body 1 and the axial direction of the N sub-strips 2 is equal. That is, when two adjacent strips 2 are respectively disposed on both sides of the axis of the fiber main body 1, the two strips 2 may be disposed in parallel.
In some embodiments, the distance d that the section 2 extends along the axial direction of the fiber main body is d, d is the product of the length of the section and the cosine of the included angle α, and the distance d of the sections on the same side of the fiber main body is equal or unequal. d is changed along with the change of the length of the branch 2 and the included angle alpha between the axial direction of the branch 2 and the axial direction of the fiber main body 1.
In some embodiments, adjacent strips 2 on the same side of the fiber body 1 are parallel or non-parallel along the axial direction of the fiber body 1.
In some embodiments, the number of the strips 2 on both sides of the fiber body 1 is equal or unequal along the axial direction of the fiber body 1.
In some embodiments, the number of the strips 2 on the same side of the fiber body 1 in the axial direction of the fiber body 1 is 2 to 6.
In some embodiments, the strips 2 are symmetrically or asymmetrically distributed with respect to the fiber body 1 along the axial direction of the fiber body 1.
In some embodiments, the shaped fiber is a staple fiber or a long fiber. Further, the profiled fiber is any one of POY, FDY and DTY.
In some embodiments, the shaped fibers can be woven, knitted, braided, etc. into a fabric.
The present disclosure is illustrated by the following specific examples.
Example 1
A profiled fiber, the profiled fiber comprises a fiber body 1 and 8 branches 2 connected to the fiber body 1 and extending outwards, 8 branches 2 are distributed along the axial direction of the fiber body 1, the axial direction of the branches 2 deviates from the axial direction of the fiber body 1, and the axial length of the fiber body 1 is larger than that of the branches 2. Referring to the schematic structural diagram of fig. 1, the shaped fiber in the present embodiment is cut along any radial direction of the fiber body 1 and through the axis of the fiber body 1, and the cross section thereof is in the shape of a branch or a fishbone.
Specifically, the filament fineness of the profiled fiber may be 5.0 tex. The aspect ratio of the fiber main body is 10:1, the aspect ratio of the strips 2 is 5:1, and the ratio of the length of the fiber main body to the length of the strips is 5: 1. Further, 8 said strips 2 are of equal length.
Specifically, referring to the schematic structural diagram of fig. 1, the included angle α between the axial direction of the strip 2 located on any side of the cross section of the fiber body 1 and the axial direction of the fiber body 1 is 30 °.
Specifically, referring to the schematic structural diagram of fig. 1, 8 strips 2 may be distributed on two sides of the cross section of the fiber body 1 and asymmetrically distributed with respect to the fiber body 1.
Specifically, the adjacent strips 2 on either side of the cross section of the fiber body 1 are parallel.
Specifically, the distance of the extension of the strip 2 positioned on any side of the section of the fiber main body 1 along the axial direction of the fiber main body is d, and d is the product of the length of the strip and the cosine value of the included angle alpha. Furthermore, the adjacent strips 2 on any side of the cross section of the fiber main body 1 extend along the axial direction of the fiber main body for the same distance d.
Specifically, the number of the strips 2 located on either side of the cross section of the fiber body 1 is 4. Further, the number of the strips 2 on both sides of the cross section of the fiber body 1 is equal.
Specifically, the profiled fibers are short fibers or filaments, and the profiled fibers are POY, FDY and DTY.
Specifically, the profiled fiber can be made into a fabric through weaving, knitting, braiding and the like.
Example 2
A profiled fiber comprising a fiber body 1 and 8 branches 2 connected to the fiber body 1 and extending outwardly; 8 divide strip 2 to follow 1 axial distribution of fibre body, just divide strip 2 axial deviation 1 axial direction of fibre body, the axial length of fibre body 1 is greater than divide strip 2's axial length. Referring to the schematic structural diagram of fig. 2, the shaped fiber in the present embodiment is cut along any radial direction of the fiber body 1 and through the axial line of the fiber body 1, and the cross section thereof is in the shape of a branch or a fishbone.
Specifically, the filament fineness of the profiled fiber may be 11.0 dtex. The aspect ratio of the fibrous body is 10:1, a type-a sub-strips and a type-b sub-strips are distributed on any side of the section of the fiber main body 1, the type-a sub-strips and the type-b sub-strips are distributed at intervals, and the length-width ratio of the type-a sub-strips is 5:1, class b strips having an aspect ratio of 7: 1, in the upper and lower side branches distributed on both sides of the fiber main body, the length ratio of the fiber main body to the a-th branch is 4: 1, the length ratio of the fiber main body to the class b branch is 3: 1.
specifically, referring to the schematic structural diagram of fig. 2, the angle α between the axial direction of the strip 2 located on any side of the cross section of the fiber body 1 and the axial direction of the fiber body 1 is 45 °.
Specifically, referring to the schematic structural diagram of fig. 2, 8 strips 2 may be distributed on two sides of the cross section of the fiber body 1, and are symmetrically distributed with respect to the fiber body 1.
Specifically, the adjacent strips 2 on either side of the cross section of the fiber body 1 are parallel.
Specifically, the distance that the branch 2 located at any side of the cross section of the fiber main body 1 extends along the axial direction of the fiber main body is d, and d is the product of the length of the branch and the cosine value of the included angle alpha. The distance d of the class a strips positioned on any side of the section of the fiber main body 1 extending along the axial direction of the fiber main body is equal, and the distance d of the class b strips positioned on any side of the section of the fiber main body 1 extending along the axial direction of the fiber main body is equal.
Specifically, the number of the strips 2 on either side of the cross section of the fiber body 1 is 4. Further, the number of the strips 2 on both sides of the cross section of the fiber body 1 is equal.
Specifically, the profiled fibers are short fibers or filaments, and the profiled fibers are POY, FDY and DTY.
Specifically, the profiled fiber can be made into a fabric through weaving, knitting, braiding and the like.
In summary, the present application relates to a profiled fiber, which comprises a fiber body 1 and N branches 2 connected to the fiber body 1 and extending outward, wherein N is a positive integer not less than 4; n divide strip 2 along fibre main part 1 axial distributes, the axial length of fibre main part 1 is greater than divide strip 2's axial length, and its monofilament cross-section is branch shape or fishbone shape. The fiber prepared by the method has strong moisture absorption and sweat releasing performance and dyeing performance; meanwhile, the fiber has soft luster, the fuzzing and pilling resistance is obviously improved, the fluffiness and the air permeability are good, and the fiber is soft and comfortable in hand feeling.
Although the description is given in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art will recognize that the embodiments described herein may be combined as a whole to form other embodiments as would be understood by those skilled in the art.
The above list of details is only for the concrete description of the feasible embodiments of the present application, they are not intended to limit the scope of the present application, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present application are intended to be included within the scope of the present application.
Claims (10)
1. A shaped fiber comprising a fiber body and N branches attached to the fiber body and extending outwardly therefrom, N being a positive integer not less than 4;
n divide the strip to follow fibre main part axial distribution, just divide strip axis direction to deviate from fibre main part axis direction, the axial length of fibre main part is greater than divide the axial length of strip.
2. A profiled fiber as claimed in claim 1, characterized in that the profiled fiber has a filament titer of 0.5dtex to 11.0 dtex.
3. The profiled fiber as claimed in claim 1, wherein the aspect ratio of the fiber body is 5:1 to 15:1, the aspect ratio of the sliver is 2:1 to 10:1, and the ratio of the length of the fiber body to the length of the sliver is 3:1 to 10: 1.
4. The profiled fiber as claimed in claim 3, wherein the lengths of the plurality of the sections in the axial direction are the same or different.
5. A shaped fiber as claimed in claim 1, wherein the angle between the direction of the dividing axis and the direction of the fiber body axis is α, 15 ° ≦ α ≦ 85 °.
6. A shaped fiber as claimed in claim 1, wherein the distance d that the segment extends along the axial direction of the fiber body is d, d is the product of the length of the segment and the cosine of the included angle α, and the distance d that the segments extend on the same side of the fiber body is equal or unequal.
7. A shaped fiber as claimed in claim 1, wherein adjacent said segments on the same side of said fiber body are parallel or non-parallel in the direction of the axis of said fiber body.
8. A profiled fiber as claimed in claim 1, wherein the number of said slivers distributed on both sides of the fiber body in the direction of the axis of the fiber body is equal or unequal.
9. A shaped fiber as claimed in claim 1, wherein the number of said slivers on the same side of said fiber body in the direction of the axis of said fiber body is 2 to 6.
10. A shaped fiber as claimed in claim 1, wherein the splitlines are symmetrically or asymmetrically distributed with respect to the fiber body in the direction of the fiber body axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123234284.5U CN216585343U (en) | 2021-12-21 | 2021-12-21 | Profiled fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123234284.5U CN216585343U (en) | 2021-12-21 | 2021-12-21 | Profiled fiber |
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| CN216585343U true CN216585343U (en) | 2022-05-24 |
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| CN202123234284.5U Active CN216585343U (en) | 2021-12-21 | 2021-12-21 | Profiled fiber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652456A (en) * | 2022-11-12 | 2023-01-31 | 广东格菲林卫材科技有限公司 | Profiled cross-section fiber, non-woven fabric and spinneret plate |
-
2021
- 2021-12-21 CN CN202123234284.5U patent/CN216585343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115652456A (en) * | 2022-11-12 | 2023-01-31 | 广东格菲林卫材科技有限公司 | Profiled cross-section fiber, non-woven fabric and spinneret plate |
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