CN114293317B - Mixed fiber material and preparation method thereof - Google Patents
Mixed fiber material and preparation method thereof Download PDFInfo
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- CN114293317B CN114293317B CN202111655306.7A CN202111655306A CN114293317B CN 114293317 B CN114293317 B CN 114293317B CN 202111655306 A CN202111655306 A CN 202111655306A CN 114293317 B CN114293317 B CN 114293317B
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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 mixed 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 the structural layer; the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-hole fibers; the functional layer is prepared by mixing a plurality of superfine denier fibers with different specifications, silicon superfine denier fibers, common denier fibers and low-melting-point fibers. The performance complementation is realized through the mixing proportion and carding of a plurality of fibers with different properties, so that the balance of heat preservation, moisture absorption, ventilation, softness and bulk is achieved, the optimal comfort of the application product is achieved, and the structure is stable and is 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 of products such as clothing, quilts and the like, the fibers with different specifications are different in elasticity, hygroscopicity, heat insulation and the like, when the conventional common fibers and common fibers are used as clothing or quilt raw materials, the problems of sticking, thinning, deformation and the like occur after a period of use or multiple times of washing, and the technical problems of poor air permeability, shorter use period and the like of the products are caused, so that the mixed fiber material with good heat insulation, hygroscopicity, air permeability and softness and proper fluffiness is necessary to be developed, and the requirements of daily life on materials of clothing and bedding articles are met.
Disclosure of Invention
According to the technical problem, the performance complementation is realized through the mixing proportion and carding of the fibers with different properties, the balance of heat preservation, moisture absorption and ventilation, softness and fluffiness is achieved, the optimal comfort of an application product is achieved, and the manufactured mixed fiber structure is more stable and difficult to deform by combining the multilayer glue spraying and layer filling and weaving technology.
In view of the above, embodiments of the present invention provide a hybrid fiber material including 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 the structural layer;
the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-hole fibers;
the functional layer is prepared by mixing a plurality of superfine denier fibers with different specifications, silicon superfine denier fibers, common denier fibers and low-melting-point fibers.
Further, the structural layer comprises the following fiber materials in percentage by mass: 30-40% of macroporous silicon fiber, 40-50% of low-melting-point fiber and 15-25% of common antibacterial sheet Kong Qianwei.
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 plurality of superfine fibers with different specifications specifically include: 1.33d x 51mm superfine denier fiber, 3.33d x 64mm superfine denier fiber, 8.33d x 64mm superfine denier 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-hole fiber to prepare a fiber structure layer;
mixing a plurality of 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 carrying out surface glue spraying on the fiber structure layer and the fiber functional layer, carding, and carrying out multilayer lamination shaping according to the structural design of the mixed fiber;
and longitudinally fixing the pressed and shaped mixed fiber by a needling hot rod or laser fixed melting of a longitudinal needling oven to obtain a mixed fiber material.
Furthermore, the surface glue spraying process of the fiber layer structure layer and the fiber function layer respectively comprises the steps of spraying glue on the fiber layer structure layer and the fiber function layer by adopting multi-machine feeding and multi-layer glue spraying.
Further, the technological conditions of the pressing and shaping process are as follows: the temperature is 160-180 ℃, and the conveying speed is 100m/h.
Further, the process conditions of the longitudinal fixing process by the needling hot rod or the laser fixed melting of the longitudinal needling oven are as follows: the temperature is 180-220 ℃, and the conveying speed is 100m/h.
The beneficial effects are that:
the invention realizes the complementation of performances through the mixing proportion and carding of a plurality of fibers with different properties, achieves the balance of heat preservation, moisture absorption and ventilation, softness and bulk, and achieves the optimal comfort of application products. And the mixed fiber structure manufactured by combining the multi-layer glue spraying filling and weaving technology is more stable and is not easy to deform, so that the applied product is more stable in heat preservation, ventilation and hygroscopicity. The multi-machine feeding and laminated fiber lapping are adopted to further improve the functional stability of the fiber product, the longitudinal stability of the mixed fiber material structure is realized through longitudinal hot rod needling or laser fixed melting, and the mixed fiber material structure is subjected to vertical baking and shaping through the oven, so that the mixed material structure is more stable than the traditional material and is not easy to deform.
Detailed Description
For a clearer explanation of the technical content of the present invention, reference is made to the detailed description herein with reference to specific examples, which are, obviously, only preferred embodiments of the present technical solution, and other technical solutions that will be apparent to those skilled in the art from the disclosed technical content still fall within the scope of the present invention.
In the embodiment of the invention, the adopted chemical reagents are all analytical grade reagents and are prepared by purchasing or existing methods.
Example 1
Mixing 35% of 7d 64mm macroporous silicon fiber, 45% of 4080 low-melting-point fiber and Kong Qianwei% of common antibacterial sheet to prepare a fiber structure layer B;
mixing 12% of 1.33d 51mm superfine denier fiber, 18% of 3.33d 64mm superfine denier fiber, 20% of 8.33d 64mm superfine denier fiber, 35% of 6.67d 64mm silicon superfine denier fiber, 5% of 7d 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 layers and the fiber functional layers after spraying glue on the surfaces of the fiber functional layers respectively, and designing ABA according to the structure of the mixed fiber, wherein the weight percentage of each layer is 40%, 20% and 40%, feeding by three machines, spraying glue respectively, and then sending the materials into an oven to carry out multilayer lamination 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 fibers through a needling hot rod of a longitudinal needling oven under the conditions that the temperature is 200 ℃ and the conveying speed is 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 Kong Qianwei% of common antibacterial sheet to prepare a fiber structure layer B;
mixing 10% of 1.33d 51mm superfine denier fiber, 20% of 3.33d 64mm superfine denier fiber, 15% of 8.33d 64mm superfine denier fiber, 40% of 6.67d 64mm silicon superfine denier fiber, 8% of 7d 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 layers and the fiber functional layers after spraying glue on the surfaces of the fiber functional layers respectively, and designing ABA according to the structure of the mixed fiber, wherein the weight percentage of each layer is 38%, 24% and 38%, feeding by three machines, spraying glue respectively, and then sending the materials into an oven to carry out multilayer lamination 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 fibers through a needling hot rod of a longitudinal needling oven under the conditions that the temperature is 180 ℃ and the conveying speed is 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-hole fiber to prepare a fiber structure layer B;
mixing 15% of 1.33d 51mm superfine denier fiber, 15% of 3.33d 64mm superfine denier fiber, 25% of 8.33d 64mm superfine denier fiber, 30% of 6.67d 64mm silicon superfine denier fiber, 5% of 7d 64mm common denier fiber and 10% of 4080 low-melting-point fiber to prepare a fiber functional layer A;
preparing 4 fiber functional layers A and 3 fiber structural layers B respectively, carding after spraying glue on the surfaces of the fiber structural layers and the fiber functional layers respectively, and designing ABA according to the structure of the mixed fiber, wherein the weight percentage of each layer is 20 percent: 5%:20%:10%:20%:5%:20, feeding by seven machines, spraying glue respectively, and feeding into an oven to perform multilayer lamination 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 fibers through a needling hot rod of a longitudinal needling oven under the conditions that the temperature is 200 ℃ and the conveying speed is 100m/h to obtain a mixed fiber material.
In the embodiment, the performance complementation is realized through the mixing proportion and carding of a plurality of fibers with different properties, so that the balance of heat preservation, moisture absorption, ventilation, softness and bulk is achieved, and the optimal comfort of the application product is achieved. In the preparation process, the multi-machine feeding and multi-layer glue spraying mixed layer tiling are adopted, so that the manufactured mixed fiber structure is more stable and is not easy to deform, and therefore, the applied product is more stable in heat preservation, ventilation and hygroscopicity; the multilayer mixed fiber with excessive surface treatment realizes the longitudinal stability of the mixed fiber material structure through a needling hot rod or a laser fixed melting device of a longitudinal needling oven, so that the mixed fiber material structure is more stable than the traditional material, is not easy to deform, and simultaneously has both temperature and softness.
The above 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 able to apply equivalents and modifications according to the technical solution and the concept of the present invention within the scope of the present invention.
Claims (4)
1. A hybrid fiber material, characterized in that the hybrid fiber material comprises at least one structural layer and a plurality of functional layers, the structural layer being arranged between the functional layers;
the mass percentage of the functional layer in the mixed fiber material is 75-85%, and the rest is the structural layer;
the structural layer is prepared by mixing macroporous silicon fibers, low-melting-point fibers and common antibacterial single-hole fibers; the structural layer comprises the following fiber materials in percentage by mass: 30-40% of macroporous silicon fiber, 40-50% of low-melting-point fiber and 15-25% of common antibacterial sheet Kong Qianwei;
the functional layer is prepared by mixing a plurality of superfine denier fibers with different specifications, silicon superfine denier fibers, common denier fibers and low-melting-point fibers; 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; the superfine fibers with various specifications specifically comprise: 1.33d x 51mm superfine denier fiber, 3.33d x 64mm superfine denier fiber, 8.33d x 64mm superfine denier fiber;
the preparation method of the mixed fiber material specifically comprises the following steps:
mixing macroporous silicon fiber, low-melting point fiber and common antibacterial single-hole fiber to prepare a fiber structure layer;
mixing a plurality of 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 carrying out surface glue spraying on the fiber structure layer and the fiber functional layer, carding, and carrying out multilayer lamination shaping according to the structural design of the mixed fiber;
and longitudinally fixing the pressed and shaped mixed fiber by a needling hot rod or laser fixed melting of a longitudinal needling oven to obtain a mixed fiber material.
2. The mixed fiber material according to claim 1, wherein the surface glue spraying process of the fiber structure layer and the fiber function layer respectively comprises the steps of spraying glue on the fiber structure layer and the fiber function layer by adopting multi-machine feeding and multi-layer glue spraying.
3. The hybrid fibrous material of claim 1, wherein the process conditions of the press-fit sizing process are: the temperature is 160-180 ℃, and the conveying speed is 100m/h.
4. The mixed fiber material of claim 1, wherein the process conditions for the longitudinal fixing process by needling a hot bar or laser fusing in a longitudinal needling oven are: the temperature is 180-220 ℃, and the conveying speed is 100m/h.
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| CN101173417A (en) * | 2007-11-28 | 2008-05-07 | 盛虹集团有限公司 | Method for manufacturing down-like cotton by using fiber waste |
| CN101718024A (en) * | 2009-12-15 | 2010-06-02 | 汕头市奥山服饰有限公司 | Insulation flocculus and manufacture method thereof |
| CN102260959A (en) * | 2011-06-24 | 2011-11-30 | 中国人民解放军总后勤部军需装备研究所 | Rapid high-rebound high-heat-preservation floccus flake and preparation method thereof |
| CN102363919A (en) * | 2011-07-08 | 2012-02-29 | 荆门千年健医疗保健科技有限公司 | Ultra-soft and warm compound feather fabric |
| CN103061034B (en) * | 2013-01-07 | 2016-10-26 | 安徽小小神童无纺制品有限公司 | A kind of preparation method of silk-like cotton |
| CN108754868B (en) * | 2018-06-14 | 2022-01-14 | 3M创新有限公司 | Heat-insulating flocculus material, preparation method thereof and heat-insulating product |
| CN109267231A (en) * | 2018-09-25 | 2019-01-25 | 广州市中诚新型材料科技有限公司 | Multi-level, highdensity insulation flocculus of one kind and preparation method thereof |
| CN110923943A (en) * | 2019-11-28 | 2020-03-27 | 东华大学 | Special-shaped fiber multilayer composite thermal insulating flocculus and preparation method thereof |
| CN111002645A (en) * | 2019-12-27 | 2020-04-14 | 湖南名品实业股份有限公司 | Method for manufacturing high-efficiency warm velvet fiber core material |
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