WO2022110546A1

WO2022110546A1 - Lace fabric for warm clothing

Info

Publication number: WO2022110546A1
Application number: PCT/CN2021/075202
Authority: WO
Inventors: 胡军岩; 罗文华; 陆韶云
Original assignee: 东莞超盈纺织有限公司
Priority date: 2020-11-30
Filing date: 2021-02-04
Publication date: 2022-06-02
Also published as: CN112695450A; CN112695450B

Abstract

A lace fabric for warm clothing, comprising a fabric body. The fabric body comprises a hydrophobic layer L1, a hydrophilic layer L2 and a compact layer L3, which are sequentially arranged, wherein the hydrophobic layer L1 is used as a skin-touching surface, the hydrophilic layer L2 is an intermediate layer, and the compact layer L3 is an outer surface layer, and the difference in the water transport ability between the hydrophilic layer L2 and the hydrophobic layer L1 creates a water transport ability difference, thus realizing the function of one-way moisture transport; the compact layer L3 is formed by weaving a yarn Y4 and a yarn Y5 in a weft insertion structure; the hydrophilic layer L2 is formed by weaving a yarn Y3 away in a weft-insertion jacquard structure; the hydrophobic layer L1 is formed by weaving a yarn Y1 and a yarn Y2, wherein the yarn Y1 has a chain stitch structure, and the yarn Y2 has a loop-forming structure or a weft-insertion structure; the water transport ability of yarns Y1 and Y2 is less than that of yarns Y3 and Y5, and yarn Y4 is spandex or elastic yarn. The lace fabric improves the dryness and comfort of skin, and has a warm-keeping effect.

Description

A lace fabric for thermal clothing

technical field

The invention belongs to the field of textile functional fabric design and preparation, in particular to a lace fabric used for thermal clothing.

Background technique

In recent years, with the development of science and technology, people's quality of life has been continuously improved, and the requirements for clothing are also increasing. In addition to the basic function of aesthetics, it also needs to meet various functions in different environments or occasions. At present, the multi-functional fabrics commonly found in the market achieve the effect by finishing, but this effect will not always exist, but will gradually weaken with the wearing and use of the clothes and the washing of the clothes until it disappears; If the post-finishing method is not adopted, the functional effect of the fabric is single, and it cannot meet the functions required by people living in different environments or occasions.

The raw materials of lace are generally polyester or nylon and other chemical fiber raw materials. Such fabrics lack the functions of breathability and moisture absorption and perspiration. At the same time, lace fabrics can be used for the thermal insulation layer of fabrics, so a certain thermal insulation function is required. It is difficult for such fabrics to meet the above requirements.

technical problem

In order to overcome the above technical problems, the present invention provides a lace fabric for thermal clothing.

technical solutions

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions:

A lace fabric for thermal clothing, comprising a fabric body, the fabric body comprising a hydrophobic layer L1, a hydrophilic layer L2 and a tight layer L3 arranged in sequence, the hydrophobic layer L1 is used as a skin-facing surface, and the hydrophilic layer L2 is an intermediate layer , the tight layer L3 is the outer surface layer, the water conductivity of the hydrophilic layer L2 and the hydrophobic layer L1 is different to form a difference in water conductivity, realizing the function of unidirectional moisture conduction, and the hydrophobic layer has an uneven 3D three-dimensional structure; the tight layer L3 is made of yarn The yarn Y4 and the yarn Y5 are woven in a weft-inserted structure; the hydrophilic layer L2 is woven by the yarn Y3 in a weft-inserted jacquard structure; the hydrophobic layer L1 is woven from the yarn Y1 and the yarn Y2, wherein the yarn Y1 It is a braided structure, the yarn Y2 is a loop-forming structure or a weft-inserted structure, the water-conducting capacity of the yarn Y1 and Y2 is less than that of the yarn Y3 and Y5, and the yarn Y4 is spandex or elastic yarn.

The water conductivity ratios of the yarn Y3 to the yarn Y1 and the yarn Y2 are LPY3:LPY1≥2.0, LPY3:LPY2≥2.0, and the water conductivity ratio of the yarn Y3 to the yarn Y5 is LPY5:LPY3≤0.5.

When the yarn Y2 is in the weft-inserting structure, the number of the underlay is 0-0/1-1//; when the yarn Y2 is in the loop structure, the basic number of the underlay is 1-0/0-1//.

The yarn laying number of the yarn Y3 is 0-0/2-2//.

The yarn laying number of the yarn Y4 is 0-0/1-1//, and the yarn laying number of the yarn Y5 is 0-0/2-2//.

The yarn Y1 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y1 is polyester filament or composite yarn, and the denier is between 30-150D.

The yarn Y2 is nylon filament or composite yarn, and the denier is between 40-840D; or the yarn Y2 is polyester filament or composite yarn, and the denier is between 50-840D.

The yarn Y3 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y3 is polyester filament or composite yarn, and the denier is between 30-150D.

The yarn Y4 is spandex with a denier of 40-560D.

The yarn Y5 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y5 is polyester filament or composite yarn, and the denier is between 30-150D.

beneficial effect

In the present invention, the hydrophobic layer L1 and the hydrophilic layer L2 form a large difference in water conductivity, so as to realize the function of unidirectional moisture conductivity. The hydrophobic layer L1 is set as a 3D three-dimensional structure, which reduces the contact area between the fabric and the skin and improves the dryness and comfort of the skin; increasing the tight layer L3 reduces the outflow of warm air and the entry of cold air, achieving a warm effect and good hydrophobicity. In terms of production, it also maximizes the integration of multiple functions, reduces the production process in the latter stage, and reduces the production cost.

Description of drawings

Accompanying drawing 1 is the sectional structure schematic diagram of the present invention;

Accompanying drawing 2 is the movement diagram of structure laying yarn of the present invention;

Accompanying drawing 3 is the yarn laying motion diagram of yarn Y1 of the present invention;

Accompanying drawing 4 is the yarn Y2 laying motion diagram of the present invention;

Accompanying drawing 5 is the yarn Y3 laying motion diagram of the present invention;

Accompanying drawing 6 is the yarn Y4 laying motion diagram of the present invention;

Figure 7 is a movement diagram of the yarn Y5 laying yarn of the present invention.

Embodiments of the present invention

In order to further understand the features, technical means, and specific goals and functions of the present invention, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

As shown in Figures 1 and 2, a lace fabric for thermal clothing includes a fabric body, the fabric body includes a hydrophobic layer L1, a hydrophilic layer L2 and a tight layer L3 arranged in sequence, and the hydrophobic layer L1 serves as a skin-adhering layer. On the surface, the hydrophilic layer L2 is the middle layer, the compact layer L3 is the outer layer, and the water conductivity of the hydrophilic layer L2 and the hydrophobic layer L1 is different to form a difference in water conductivity, realizing the function of unidirectional moisture conduction, and the hydrophobic layer is uneven. 3D three-dimensional structure.

The compact layer L3 is woven from the yarn Y4 and the yarn Y5 in a weft-inserted structure; the hydrophilic layer L2 is woven from the yarn Y3 with a weft-inserted jacquard structure; the hydrophobic layer L1 is woven from the yarn Y1 and the yarn Y2. , wherein the yarn Y1 is a braided structure, the yarn Y2 is a loop-forming structure or a weft-inserted structure, the water-conducting capacity of the yarn Y1 and Y2 is less than the water-conducting capacity of the yarn Y3 and Y5, and the yarn Y4 is Spandex or elastic yarns ensure unidirectional wettability. Yarn Y4 is spandex or elastic yarn, which provides some elasticity.

The hydrophobic layer L1 is set as a 3D three-dimensional structure, that is, it has an uneven structure, which reduces the contact area between the fabric and the skin and improves the dryness and comfort of the skin. The tight layer L3 reduces the outflow of warm air and the entry of cold air to achieve the effect of keeping warm.

The hydrophobic layer L1 acts as a skin-sticking layer and is in contact with the skin. The intermediate layer utilizes good hydrophilicity, which is beneficial to guide water from the hydrophobic layer to the hydrophilic layer. Outer unidirectional wettability.

The water conductivity ratio of the yarn Y3 to the yarn Y1 and the yarn Y2 is LPY3:LPY1≥2.0, LPY3:LPY2≥2.0, and the water conductivity ratio of the yarn Y3 to the yarn Y5 is LPY5:LPY3≤0.5. Within this ratio range, better water conductivity can be ensured.

The yarn laying number of the yarn Y3 is 0-0/2-2//.

The yarn Y4 is spandex with a denier of 40-560D.

The fabric body can be a stretch fabric or a non-stretch fabric as desired.

The fabric is woven with a lace machine with a knitting needle density of 14-28 per inch, and the specific production steps include:

1. Process design Design the flower draft according to the product design requirements, and carry out the process design and make the process sheet according to the flower draft;

2. Material preparation After the loom and the yarn used are reasonably selected according to the process requirements, the warping operator prepares the raw materials on the pan head according to the requirements of the process sheet, and the yarn used for flower combs is prepared on the bobbin according to the requirements of the process sheet;

3. The yarn threading ground comb head is threaded onto the yarn guide needle of the corresponding comb bar, and the bobbin of the flower comb yarn is threaded onto the corresponding comb bar yarn guide needle through the elastic sheet according to the process sheet and the comb bar arrangement list.

4. Adjust the tension and start the machine. After all the yarns are threaded according to the requirements, hang out the cloth head, and then adjust the yarn tension of each set of pan heads and each flower comb bobbin according to the design requirements and the actual situation on the machine to ensure that it is within a reasonable range. inside, and then check whether there are other problems. After all are eliminated, the knitting can be started.

5. Post-processing process: open-width water washing→pre-type→overflow dyeing→finishing

Implementation case

1. Yarn warping used in lace machine:

(1) Warping of elastic composite yarn:

Warping machine type: Karl Mayer DS 21/30 NC-2 with positive yarn feed.

Warping temperature: 23°C.

Warping humidity: 65%.

Under the conditions of the above temperature and humidity, the workshop sets the warping process parameters, and considers whether to add warping oil to the yarn according to the actual situation.

(2) Spandex warping:

Warping machine type: Karl Mayer DSE-H21/30 NC-2, positive yarn feed.

Warping temperature: 24°C.

Warping humidity: 78%.

The workshop sets the warping process parameters under the above temperature and humidity conditions.

2. Weaving:

Machine model: Guangzhou Feihong Houjiaka flat warp knitting machine FHJ65/1-H.

Machine Number: 28.

3. Yarn threading method and selection of yarn:

Circle bar Y1: fully worn, PA6 40D/12F.

Yarn comb Y2: yarn selection and threading according to design needs.

Jacquard comb Y3: fully worn, PA6 70D/68F.

Weft insertion bar Y4: fully worn, PU 140D.

Weft insertion bottom comb Y5: full wear, PA6 140D/48F.

Post-processing steps: open-width water washing→presetting→overflow dyeing→finishing.

It should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art can still understand the above-mentioned implementations. Modifications are made to the technical solutions described in the examples, or some technical features thereof are equivalently replaced, but any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims

A lace fabric for thermal clothing, comprising a fabric body, characterized in that, the fabric body includes a hydrophobic layer L1, a hydrophilic layer L2 and a tight layer L3 arranged in sequence, the hydrophobic layer L1 serves as a skin-facing surface, and the hydrophilic layer L2 is the middle layer, the tight layer L3 is the outer layer, the water conductivity of the hydrophilic layer L2 and the hydrophobic layer L1 is different to form a difference in water conductivity, realizing the function of unidirectional moisture conduction, and the hydrophobic layer has an uneven 3D three-dimensional structure;

The compact layer L3 is woven from the yarn Y4 and the yarn Y5 in a weft-inserted structure; the hydrophilic layer L2 is woven from the yarn Y3 with a weft-inserted jacquard structure; the hydrophobic layer L1 is woven from the yarn Y1 and the yarn Y2. , wherein the yarn Y1 is a braided structure, the yarn Y2 is a loop-forming structure or a weft-inserted structure, the water-conducting capacity of the yarn Y1 and Y2 is less than the water-conducting capacity of the yarn Y3 and Y5, and the yarn Y4 is Spandex or elastic yarn.
The lace fabric for thermal clothing according to claim 1, wherein the ratio of the water conductivity of the yarn Y3 to the yarn Y1 and the yarn Y2 is LPY3:LPY1≥2.0, LPY3:LPY2≥2.0, The water conductivity ratio of yarn Y3 to yarn Y5 is LPY5:LPY3≤0.5.
The lace fabric for thermal clothing according to claim 2, characterized in that, when the yarn Y2 runs in the weft-inserting structure, the number of the pad yarn is 0-0/1-1//; the yarn Y2 runs into a circle In structure, the basic yarn number is 1-0/0-1//.
The lace fabric for thermal clothing according to claim 3, characterized in that, the yarn number of the yarn Y3 is 0-0/2-2//.
The lace fabric for thermal clothing according to claim 4, wherein the number of the yarn Y4 is 0-0/1-1//, and the number of the yarn Y5 is 0-0 /2-2//.
The lace fabric for thermal clothing according to claim 5, wherein the yarn Y1 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y1 is polyester filament or Composite yarn, denier between 30-150D.
The lace fabric for thermal clothing according to claim 6, wherein the yarn Y2 is nylon filament or composite yarn, and the denier is between 40-840D; or the yarn Y2 is polyester filament or Composite yarn, denier between 50-840D.
The lace fabric for thermal clothing according to claim 7, wherein the yarn Y3 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y3 is polyester filament or Composite yarn, denier between 30-150D.
The lace fabric for thermal clothing according to claim 8, wherein the yarn Y4 is spandex, and the denier is 40-560D.
The lace fabric for thermal clothing according to claim 9, wherein the yarn Y5 is nylon filament or composite yarn, and the denier is between 20-150D; or the yarn Y5 is polyester filament Or composite yarn, denier between 30-150D.