CN114293317A - Mixed fiber material and preparation method thereof - Google Patents
Mixed fiber material and preparation method thereof Download PDFInfo
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Abstract
The invention relates to the technical field of fiber materials and preparation thereof, in particular to a mixed fiber material and a preparation method thereof. The hybrid fiber material comprises at least one structural layer and a plurality of functional layers, wherein the structural layer is arranged between the functional layers; the mass percentage of the functional layer in the mixed fiber material is 75-85%, and the rest is a structural layer; the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-pore fibers; the functional layer is prepared by mixing superfine denier fibers, silicon superfine denier fibers, common denier fibers and low-melting-point fibers with different specifications. The performance complementation is realized through the mixing proportion and the carding of various fibers with different properties, the balance of heat preservation, moisture absorption, ventilation, softness and fluffiness is achieved, the optimal comfort of an application product is achieved, and the fiber carding machine is stable in structure and not easy to deform.
Description
Technical Field
The invention relates to the technical field of fiber materials and preparation thereof, in particular to a mixed fiber material and a preparation method thereof.
Background
The fiber material is a common basic material for products such as clothes, quilts and the like, and the fiber material has different elasticity, moisture absorption, heat preservation and the like, when the traditional common fiber and common fiber are used as raw materials of the clothes or quilts, the problems of plate adhesion, thinning, deformation and the like occur after the fiber material is used for a period of time or after the fiber material is washed for many times, so that the air permeability of the products is deteriorated, the service cycle is short and the like, therefore, the mixed fiber material with good heat preservation, moisture absorption, air permeability and softness and proper filling power needs to be developed, so as to meet the requirements of daily life on the materials of the clothes and bedding.
Disclosure of Invention
To above-mentioned technical problem, this application realizes the performance complementation through the mixed ratio and the carding of multiple different nature fibre, reaches the balance of heat preservation, moisture absorption ventilative, compliance and fluffy degree, in order to reach the best travelling comfort of using the product to combine the multilayer to spout glue and fill up a layer woven mesh technique and make the mixed fiber structure of making out more stable non-deformable.
In view of the above, embodiments of the present invention provide a hybrid fiber material, which includes at least one structural layer and a plurality of functional layers, wherein the structural layer is disposed between the functional layers;
the mass percentage of the functional layer in the mixed fiber material is 75-85%, and the rest is a structural layer;
the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-pore fibers;
the functional layer is prepared by mixing superfine denier fibers, silicon superfine denier fibers, common denier fibers and low-melting-point fibers with different specifications.
Further, the weight percentage of each fiber material in the structural layer is as follows: the macropore contains 30-40% of silicon fiber, 40-50% of low-melting-point fiber and 15-25% of common antibacterial single-pore fiber.
Further, the functional layer comprises the following fiber materials in percentage by mass: 40-60% of superfine denier fiber, 30-40% of silicon superfine denier fiber, 2-8% of common fiber and 5-15% of low-melting-point fiber.
Further, the ultrafine fibers with different specifications specifically include: 1.33d x 51mm microdenier fiber, 3.33d x 64mm microdenier fiber, 8.33d x 64mm microdenier fiber.
Based on the same inventive concept, the embodiment of the invention also provides a preparation method of the mixed fiber material, which specifically comprises the following steps:
mixing macroporous silicon fiber, low-melting-point fiber and common antibacterial single-pore fiber to prepare a fiber structure layer;
mixing various superfine denier fibers with different specifications, silicon superfine denier fibers, common denier fibers and low-melting-point fibers to prepare a fiber functional layer;
respectively spraying glue on the surfaces of the fiber structure layer and the fiber functional layer, carding, and carrying out multi-layer pressing and shaping according to the structural design of the mixed fiber;
and carrying out longitudinal fixation on the pressed and shaped mixed fiber through a needling hot rod of a longitudinal needling oven or laser fixation melting to obtain a mixed fiber material.
Further, the surface glue spraying process of the fiber layer structure layer and the fiber function layer is specifically that multi-machine feeding and multi-layer glue spraying are adopted to spray glue on the fiber layer structure layer and the fiber function layer.
Further, the technological conditions of the pressing and shaping process are as follows: the temperature is 160-180 ℃, and the conveying speed is 100 m/h.
Further, the process conditions for the longitudinal fixing process through the needling hot bar or laser fixed melting of the longitudinal needling oven are as follows: the temperature is 180 ℃ and 220 ℃, and the conveying speed is 100 m/h.
Has the advantages that:
the invention realizes the performance complementation by the mixing proportion and the carding of various fibers with different properties, and achieves the balance of heat preservation, moisture absorption, ventilation, softness and fluffiness so as to achieve the optimal comfort of the application product. And the multi-layer glue spraying and layer filling woven net technology is combined, so that the manufactured mixed fiber structure is more stable and is not easy to deform, and the product applied by the method is more stable in heat preservation, ventilation and moisture absorption. Adopt multimachine feeding, stromatolite fibre lapping to further improve the fiber products functional stability, fix the vertical stability of melting realization mixed fiber material structure through vertical hot stick acupuncture or laser, mix in addition and do about the oven and transversely bake the design for mixed material structure is more stable than traditional material, non-deformable.
Detailed Description
In order to clearly illustrate the technical content of the present invention, the detailed description is given in conjunction with specific examples, and it is obvious that the examples are only the preferred embodiments of the technical solution, and other technical solutions which can be obviously derived by those skilled in the art from the technical content disclosed still belong to the protection scope of the present invention.
In the embodiment of the invention, the chemical reagents used are all analytical grade reagents, and are obtained by purchasing or preparing by an existing method.
Example 1
Mixing 35% of 7d 64mm macroporous silicon fiber, 45% of 4080 low-melting-point fiber and 20% of common antibacterial single-pore fiber to prepare a fiber structure layer B;
mixing 12% of 1.33d x 51mm superfine denier fiber, 18% of 3.33d x 64mm superfine denier fiber, 20% of 8.33d x 64mm superfine denier fiber, 35% of 6.67d x 64mm silicon superfine denier fiber, 5% of 7d x 64mm common denier fiber and 10% of 4080 low-melting-point fiber to prepare a fiber functional layer A;
preparing two fiber functional layers and one fiber structural layer respectively, carding the fiber structural layer and the fiber functional layer after surface glue spraying, and designing ABA according to the structure of mixed fiber, wherein the weight percentage of each layer is 40%, 20% and 40%, feeding the materials by using three machines, respectively spraying glue, and then sending the materials into an oven for multi-layer press-fitting and shaping under the conditions that the temperature is 160 ℃ and the conveying speed is 100 m/h;
and (3) longitudinally fixing the pressed and shaped mixed fiber by a needling hot rod of a longitudinal needling oven at the temperature of 200 ℃ and the conveying speed of 100m/h to obtain a mixed fiber material.
Example 2
Mixing 30% of 7d 64mm macroporous silicon fiber, 50% of 4080 low-melting-point fiber and 20% of common antibacterial single-pore fiber to prepare a fiber structure layer B;
mixing 10% of 1.33d x 51mm superfine denier fiber, 20% of 3.33d x 64mm superfine denier fiber, 15% of 8.33d x 64mm superfine denier fiber, 40% of 6.67d x 64mm silicon superfine denier fiber, 8% of 7d x 64mm common denier fiber and 7% of 4080 low-melting point fiber to prepare a fiber functional layer A;
preparing two fiber functional layers and one fiber structural layer respectively, carding the fiber structural layer and the fiber functional layer after surface glue spraying, and designing ABA according to the structure of mixed fiber, wherein the weight percentage of each layer is 38%, 24% and 38%, feeding the materials by using three machines, respectively spraying glue, and then sending the materials into an oven for multi-layer pressing and shaping under the conditions that the temperature is 170 ℃ and the conveying speed is 100 m/h;
and (3) longitudinally fixing the pressed and shaped mixed fiber by a needling hot rod of a longitudinal needling oven at the temperature of 180 ℃ and the conveying speed of 100m/h to obtain a mixed fiber material.
Example 3
Mixing 40% of 7d 64mm macroporous silicon fiber, 45% of 4080 low-melting-point fiber and 15% of common antibacterial single-pore fiber to prepare a fiber structure layer B;
mixing 15% of 1.33d x 51mm superfine denier fiber, 15% of 3.33d x 64mm superfine denier fiber, 25% of 8.33d x 64mm superfine denier fiber, 30% of 6.67d x 64mm silicon superfine denier fiber, 5% of 7d x 64mm common denier fiber and 10% of 4080 low-melting-point fiber to prepare a fiber functional layer A;
respectively preparing 4 fiber functional layers A and 3 fiber structural layers B, respectively carrying out surface glue spraying on the fiber structural layers and the fiber functional layers, then carding, and designing ABA according to the structure of mixed fibers, wherein the weight percentage of each layer is 20%: 5%: 20%: 10%: 20%: 5%: 20 percent, adopting seven machines for feeding, respectively spraying glue, and then sending into an oven for multi-layer lamination and shaping under the conditions that the temperature is 180 ℃ and the conveying speed is 100 m/h;
and (3) longitudinally fixing the pressed and shaped mixed fiber by a needling hot rod of a longitudinal needling oven at the temperature of 200 ℃ and the conveying speed of 100m/h to obtain a mixed fiber material.
In the embodiment, the performance complementation is realized through the mixing proportion and the carding of various fibers with different properties, so that the balance of heat preservation, moisture absorption, ventilation, softness and fluffiness is achieved, and the optimal comfort of an application product is achieved. In the preparation process, a plurality of machines are used for feeding, and a plurality of glue spraying mixing layers are tiled, so that the manufactured mixed fiber structure is more stable and is not easy to deform, and the applied product is more stable in heat preservation, ventilation and moisture absorption; the excessive multilayer mixed fiber of surface treatment realizes the vertical stability of mixed fiber material structure through the fixed melter of acupuncture hot rod or laser of vertical acupuncture oven for the combined material structure is more stable than traditional material, non-deformable, compromise heat preservation and compliance simultaneously.
The above-mentioned embodiments are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical scope of the present invention, and equivalents and modifications of the technical solutions and concepts of the present invention should be covered by the scope of the present invention.
Claims (7)
1. A hybrid fiber material comprising at least one structural layer and a plurality of functional layers, the structural layer being disposed between the functional layers;
the mass percentage of the functional layer in the mixed fiber material is 75-85%, and the rest is a structural layer;
the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-pore fibers;
the functional layer is prepared by mixing superfine denier fibers, silicon superfine denier fibers, common denier fibers and low-melting-point fibers with different specifications.
2. The mixed fiber material of claim 1, wherein the fiber materials in the structural layer are in the following mass percentages: the macropore contains 30-40% of silicon fiber, 40-50% of low-melting-point fiber and 15-25% of common antibacterial single-pore fiber.
3. The hybrid fiber material according to claim 1, wherein the fiber materials in the functional layer comprise, by mass: 40-60% of superfine denier fiber, 30-40% of silicon superfine denier fiber, 2-8% of common fiber and 5-15% of low-melting-point fiber.
4. The hybrid fiber material according to claim 1, wherein the plurality of ultra fine fibers of different specifications specifically comprises: 1.33d x 51mm microdenier fiber, 3.33d x 64mm microdenier fiber, 8.33d x 64mm microdenier fiber.
5. The method of producing a mixed fiber material according to any of claims 1 to 4, wherein the production method specifically comprises:
mixing macroporous silicon fiber, low-melting-point fiber and common antibacterial single-pore fiber to prepare a fiber structure layer;
mixing various superfine denier fibers with different specifications, silicon superfine denier fibers, common denier fibers and low-melting-point fibers to prepare a fiber functional layer;
respectively spraying glue on the surfaces of the fiber structure layer and the fiber functional layer, carding, and carrying out multi-layer pressing and shaping according to the structural design of the mixed fiber;
and carrying out longitudinal fixation on the pressed and shaped mixed fiber through a needling hot rod of a longitudinal needling oven or laser fixation melting to obtain a mixed fiber material.
6. The method for preparing a hybrid fiber material according to claim 5, wherein the surface glue spraying process is performed on the fiber layer structure layer and the fiber functional layer respectively by using multi-machine feeding and multi-layer glue spraying to spray glue on the fiber layer structure layer and the fiber functional layer.
7. The method for preparing the mixed fiber material according to claim 1, wherein the process conditions of the press sizing process are as follows: the temperature is 160-180 ℃, and the conveying speed is 100 m/h.
The method for preparing the mixed fiber material according to claim 1, wherein the process conditions for the longitudinal fixing process by the needling hot bar or the laser fixed melting of the longitudinal needling oven are as follows: the temperature is 180 ℃ and 220 ℃, and the conveying speed is 100 m/h.
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CN101173417A (en) * | 2007-11-28 | 2008-05-07 | 盛虹集团有限公司 | Method for producing down-like cotton by using fibre waste material |
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