阅读说明：本技术 一种吸湿发热功能性面料及其制备方法 (Moisture-absorbing and heating functional fabric and preparation method thereof ) 是由 董勤霞 马仁和 林世芬 于 2020-07-23 设计创作，主要内容包括：本发明公开了一种吸湿发热功能性面料及其编织方法,所述面料由下至上依次为起绒层、连接层和表层,所述起绒层、连接层和表层依次交织组成面料主体；所述起绒层由起绒层纱线编织形成,所述起绒层上设置有长度为0.1-0.3mm的绒毛；所述连接层由第一吸湿发热纤维编织形成；所述表层由第一吸湿发热纤维和第二吸湿发热纤维编织形成；所述第一吸湿发热纤维为Porel纤维和氨纶长丝的包芯纱,所述第二吸湿发热纤维为莫代尔纤维和腈纶纤维的混纺纤维纱线。本发明结构简单,吸湿发热效果较好,面料各层面之间的组织结构连接紧密,效果显著,穿着时由于起绒层柔软的贴合人体,且起绒层中的超细旦发热腈纶纤维和长绒棉具有较好的吸湿发热效果。(The invention discloses a moisture-absorbing and heating functional fabric and a weaving method thereof, wherein the fabric sequentially comprises a raising layer, a connecting layer and a surface layer from bottom to top, and the raising layer, the connecting layer and the surface layer are sequentially interwoven to form a fabric main body; the raising layer is formed by weaving raising layer yarns, and piles with the length of 0.1-0.3mm are arranged on the raising layer; the connecting layer is formed by weaving first moisture-absorbing and heat-generating fibers; the surface layer is formed by weaving first moisture-absorbing and heat-generating fibers and second moisture-absorbing and heat-generating fibers; the first moisture absorption heating fiber is a core-spun yarn of Porel fiber and spandex filament, and the second moisture absorption heating fiber is a blended fiber yarn of modal fiber and acrylic fiber. The fabric has the advantages of simple structure, good moisture absorption and heating effects, tight connection of the organizational structures among all the layers of the fabric, obvious effect, and good moisture absorption and heating effects because the napping layer is soft and is attached to the human body when the fabric is worn, and the superfine denier heating acrylic fibers and the long staple cotton in the napping layer have good moisture absorption and heating effects.)

1. The moisture absorption and heating functional fabric is characterized in that the fabric sequentially comprises a raising layer (3), a connecting layer (2) and a surface layer (1) from bottom to top, and the raising layer (3), the connecting layer (2) and the surface layer (1) are sequentially interwoven to form a fabric main body; the raising layer (3) is formed by weaving raising layer yarns, and piles with the length of 0.1-0.3mm are arranged on the raising layer (3); the connecting layer (2) is formed by weaving first moisture-absorbing and heat-generating fibers; the surface layer (1) is formed by weaving first moisture-absorbing and heat-generating fibers and second moisture-absorbing and heat-generating fibers; the first moisture absorption heating fiber is a core-spun yarn of Porel fiber and spandex filament, and the second moisture absorption heating fiber is a blended fiber yarn of modal fiber and acrylic fiber.

2. The moisture-absorbing and heat-emitting functional fabric as claimed in claim 1, wherein the yarns of the raising layer (3) are composed of super fine denier heat-emitting acrylic fibers and long staple cotton.

3. The moisture-absorbing and heat-emitting functional fabric according to claim 1, wherein the pile layer (3) is provided with piles with a length of 0.2 mm.

4. The moisture-absorbing and heat-emitting functional fabric as claimed in claim 1, wherein the thickness of the raised layer (3) is 0.1-0.2 mm.

5. The moisture absorption and heat generation functional fabric according to claim 1, wherein the thickness of the connecting layer (2) is 0.2-0.3 mm.

6. The moisture-absorbing and heat-emitting functional fabric as claimed in claim 1, wherein the thickness of the surface layer (1) is 0.1-0.3 mm.

7. The method for preparing the moisture-absorbing and heat-generating functional fabric according to any one of claims 1 to 6, which comprises the following steps:

(1) coating 85-95% of Porel fiber and 5-15% of spandex filament by mass to prepare the first moisture-absorbing and heat-generating fiber yarn, wherein the number of coating turns of the first moisture-absorbing and heat-generating fiber yarn is 35-100T per 10 cm; blending 60% by mass of modal fibers and 40% by mass of acrylic fibers to prepare the second moisture-absorbing and heat-generating fiber yarn, wherein the number of twists of the second moisture-absorbing and heat-generating fiber yarn is 40-60T per 10 cm; blending 45% of superfine denier exothermic acrylic fiber and 55% of long stapled cotton in percentage by mass to prepare a raising layer yarn, wherein the number of twists of the raising layer yarn is 30-50T per 10 centimeters;

(2) knitting the yarns of the raising layer in a connecting manner to form the raising layer (3);

(3) knitting the first moisture absorption and heat generation fiber yarns to form the connecting layer (2);

(4) the surface layer (1) is formed by weaving yarns of the first moisture-absorbing and heat-generating fibers and the second moisture-absorbing and heat-generating fibers into a fish scale structure on a double-sided circular knitting machine in a fixed knitting needle arrangement, triangular arrangement and threading manner;

(5) the raising layer (3), the connecting layer (2) and the surface layer (1) are connected with a fabric structure through a knitting process at one time, and the moisture-absorbing and heating functional fabric is obtained.

8. The method for preparing moisture-absorbing and heat-emitting functional fabric according to claim 7, wherein in the step (4), the knitting needles are arranged in rib rows, the cams are arranged according to the arrangement sequence from the upper dial to the lower needle cylinder, 6 paths are one cycle, and 4 knitting needles are arranged in each cycle.

9. The method for preparing the moisture absorption and heat emission functional fabric according to claim 8, wherein the 1 st path of the 6 paths is tuck stitch, float stitch, tuck stitch and float stitch; the 2 nd path is a looping tissue, a floating line tissue, a tucking tissue and a floating line tissue; the 3 rd path is a floating line tissue, a looping tissue, a floating line tissue and a looping tissue; the 4 th path is tuck stitch, float stitch, loop-forming stitch and float stitch; the 5 th path is a floating line tissue, a tuck tissue, a floating line tissue and a looping tissue; the 6 th path is a floating line tissue, a looping tissue, a floating line tissue and a tucking tissue.

10. The method for preparing moisture-absorbing and heat-generating functional fabric according to claim 7, wherein in the step (4), 1 yarn of the first moisture-absorbing and heat-generating fibers and 2 yarns of the second moisture-absorbing and heat-generating fibers are fed in each path, and the yarn feeding tension of the yarn of the first moisture-absorbing and heat-generating fibers is 5.0 to 6.0cN, and the yarn feeding tension of the yarn of the second moisture-absorbing and heat-generating fibers is 6.0 to 7.0 cN.

Technical Field

The invention relates to the field of fabric preparation, in particular to a moisture-absorbing and heat-generating functional fabric and a preparation method thereof.

Background

With the development of society and the change of climate, people have higher and higher requirements on textiles and need to have comfort and heat retention. In the aspect of fabric selection in autumn and winter, functional fabrics with moisture absorption and heat generation properties are generally required. The moisture absorption heating fabric in the current market generally adopts two principles: one is to carry out chemical treatment on the existing fabric to ensure that the fabric has a heating effect; secondly, the fiber is blended by novel fiber which can generate heat. The two fabrics are both produced by adding chemical reagents in the production process of fibers or fabrics, which may affect the health of human body, and the operation process is complex, which is not beneficial to the popularization of fabrics. At present, a plurality of novel fibers with moisture absorption and heat insulation functions are blended to prepare a moisture absorption and heat generation fabric, but the material cost is higher, the process is more complex, the production and processing cost is higher, and the moisture absorption and heat generation effect is poorer.

At present, utilize novel fibre blending to make the moisture absorption surface fabric that generates heat usually, chinese patent with application number 201511013733X discloses that it interweaves in proper order by positive latitudinal direction tissue and the looped pile tissue of reverse side to form, latitudinal direction tissue is full cotton yarn, looped pile tissue is Porel fiber yarn and viscose fiber's blended yarn, can absorb the moisture that the human body gived off fast, and the looped pile tissue of reverse side is the fish scale structure, reaches not only cold-proof but also moisture permeable ventilative effect, but cold-proof effect is relatively poor, and has used more full cotton yarn. Therefore, the moisture absorption and heat generation fabric needs to be invented, and the novel moisture absorption and heat generation fibers are woven into fabrics with different structures, so that good moisture absorption and heat generation effects are realized.

Disclosure of Invention

The invention aims to provide a moisture absorption and heating functional fabric and a preparation method thereof aiming at the defects in the prior art, so that a good moisture absorption and heating effect of the fabric is realized.

In order to achieve the purpose, the invention adopts the technical scheme that:

the invention provides a moisture-absorbing and heating functional fabric, which comprises a raising layer, a connecting layer and a surface layer from bottom to top in sequence, wherein the raising layer, the connecting layer and the surface layer are sequentially interwoven to form a fabric main body; the raising layer is formed by weaving raising layer yarns, and piles with the length of 0.1-0.3mm are arranged on the raising layer; the connecting layer is formed by weaving first moisture-absorbing and heat-generating fibers; the surface layer is formed by weaving first moisture-absorbing and heat-generating fibers and second moisture-absorbing and heat-generating fibers; the first moisture absorption heating fiber is a core-spun yarn of Porel fiber and spandex filament, and the second moisture absorption heating fiber is a blended fiber yarn of modal fiber and acrylic fiber.

Preferably, the napping layer yarn is composed of superfine denier heat-generating acrylic fibers and long stapled cotton.

Preferably, the napping layer is provided with napps with a length of 0.2 mm.

Preferably, the thickness of the napping layer is 0.1-0.2 mm.

Preferably, the thickness of the tie layer is 0.2-0.3 mm.

Preferably, the thickness of the surface layer is 0.1-0.3 mm.

The second aspect of the invention provides a preparation method of the moisture-absorbing and heat-generating functional fabric, which comprises the following steps:

(1) coating 85-95% of Porel fiber and 5-15% of spandex filament by mass to prepare the first moisture-absorbing and heat-generating fiber yarn, wherein the number of coating turns of the first moisture-absorbing and heat-generating fiber yarn is 35-100T per 10 cm; blending 60% by mass of modal fibers and 40% by mass of acrylic fibers to prepare the second moisture-absorbing and heat-generating fiber yarn, wherein the number of twists of the second moisture-absorbing and heat-generating fiber yarn is 40-60T per 10 cm; blending 45% of superfine denier exothermic acrylic fiber and 55% of long stapled cotton in percentage by mass to prepare a raising layer yarn, wherein the number of twists of the raising layer yarn is 30-50T per 10 centimeters;

(2) knitting the yarns of the raising layer in a connecting mode to form the raising layer;

(3) knitting the first moisture absorption and heat generation fiber yarns to form the connecting layer;

(4) the surface layer is formed by weaving yarns of the first moisture absorption heating fibers and the second moisture absorption heating fibers into a fish scale structure on a double-sided circular knitting machine in a fixed knitting needle arrangement, triangular arrangement and yarn threading mode;

(5) the raising layer, the connecting layer and the surface layer are connected with a fabric structure through a knitting process at one time to obtain the moisture-absorbing and heating functional fabric.

Preferably, in step (4), the knitting needles are arranged in rib rows, the cam is arranged according to the arrangement sequence from the upper dial to the lower needle cylinder, 6 paths are one cycle, and 4 knitting needles are arranged in each cycle.

Preferably, the 1 st path of the 6 paths is a tuck stitch, a floating line stitch, a tuck stitch and a floating line stitch; the 2 nd path is a looping tissue, a floating line tissue, a tucking tissue and a floating line tissue; the 3 rd path is a floating line tissue, a looping tissue, a floating line tissue and a looping tissue; the 4 th path is tuck stitch, float stitch, loop-forming stitch and float stitch; the 5 th path is a floating line tissue, a tuck tissue, a floating line tissue and a looping tissue; the 6 th path is a floating line tissue, a looping tissue, a floating line tissue and a tucking tissue.

Preferably, in the step (4), 1 yarn of the first hygroscopic exothermic fiber and 2 yarns of the second hygroscopic exothermic fiber are fed in each path, and the yarn feeding tension of the yarn of the first hygroscopic exothermic fiber is 5.0 to 6.0cN, and the yarn feeding tension of the yarn of the second hygroscopic exothermic fiber is 6.0 to 7.0 cN.

By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:

1. the three-layer fabric has the advantages of simple structure, ingenious design, good moisture absorption and heating effects, tight connection of the organizational structures among the fabric layers, obvious effect, light weight maintenance, comfortable and attractive wearing, soft fit to a human body due to the raised layer, and good moisture absorption and heating effects of the superfine denier heating acrylic fibers and the long staple cotton in the raised layer.

2. The fiber used by the invention has the effects of environmental protection and cotton resource saving, and has long-term development prospect.

Drawings

FIG. 1 is a schematic view of a moisture-absorbing and heat-generating functional fabric according to the present invention;

the various reference numbers in the figures are:

1-a surface layer; 2-a tie layer; and 3-raising layer.

Detailed Description

The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.