KR20190001582A - Yarn dyeing method - Google Patents

Abstract

The present invention relates to an eco-friendly thread dyeing method in a dye injection type. To be more specifically, the eco-friendly thread dyeing method in a dye injection type can provide eco-friend dye by spraying dye to a thread to be dyed almost without using water in order to minimize discharge of contaminated water, and can provide the thread with distinct characteristics by expressing various color senses through expression of intensity of colors and various colors of the thread. According to a desirable embodiment of the present invention, the eco-friendly thread dyeing method in a dye injection type comprises: a step (a) of injecting a dye into a thread with a spray by continuously receiving the thread through between a return box and the spray of a dye injection device that is composed of the return box filled with the dye, and the spray receiving the dye of the return box from the upper part of the return box and spraying the dye; a step (b) of receiving the thread transferred through the dye injection device and drying the thread in a drying device; a step (c) of allowing the thread dried through the drying device to continuously pass through a steaming device in order to make the dye adsorbed to the thread; a step (d) of receiving the thread adsorbed with the dye from the steaming device in order to wash the thread in a washing device; a step (e) of receiving the thread transferred through the washing device in order to dry the thread in the drying device; and a step (f) of receiving the thread dried in the drying device in order to wind the thread on a winding roller.

Description

[0002] Yarn dyeing method [0002]

More particularly, the present invention relates to a method of dyeing an environmentally friendly yarn of a dye-injecting type, and more particularly, it is possible to minimize the emission of polluted water by spraying a dye onto a yarn without using water, The present invention relates to a dyestuff-dyeing environmentally friendly yarn dyeing method capable of expressing a variety of colors by expressing various colors at the same time as densities of yarn colors.

In general, chemical dyeing has been supplied at low cost due to its wide variety of colors and mass production compared with natural dyeing. However, since chemical dyeing uses a large amount of water in the use and dyeing of various chemicals during dyeing process, water quality There are problems such as health and environmental pollution by discharging a lot of substances harmful to human body such as pollution, skin allergic reaction caused by additives, and heavy metal pollution.

As a background of the present invention, there is a patent registration No. 1123577 entitled " Yarn dyeing method, yarn dyed by the method, and yarn and dye using the yarn "(Patent Document 1). In the background art described above, a refining step of removing impurities contained in a yarn is performed. A dehydrating and drying step of removing moisture from the refined yarn; And at least one material selected from the group consisting of green tea, green tea, safflower, madder, corn, bonito, mugwort, and mugwort is dried and pulverized, and 1 L of water and 0.5 ~ 1.5 g of sodium carbonate are added per 100 g of the material and boiled for 20 to 30 minutes And dying the yarn in an extract solution at 55 to 65 ° C for 20 to 30 minutes. In the refining step, the yarn is added to water at 50 to 60 ° C to soften sericin. Boiling the yarn in a refining solution containing 5 to 8 parts by weight of sodium carbonate and 7 to 12 parts by weight of soap, relative to 100 parts by weight of water, for 100 to 100 parts by weight for 115 to 125 minutes; A first rinsing step of taking out the yarn and rinsing 100 parts by weight of water into 1 to 2 parts by weight sodium carbonate solution per 100 parts by weight of water; A second rinsing step of rinsing the yarn into 100 parts by weight of water and 1 part by weight of sodium carbonate solution per 100 parts by weight of water; A third rinsing step of rinsing the yarn in 100 parts by weight of water with 0.5 part by weight of sodium carbonate solution per 100 parts by weight of water; And a fourth rinsing step of rinsing with water at 45 to 55 ° C.

However, the background art also has problems such as environmental pollution using a large amount of chemicals and water, and it has been difficult to express various colors.

Patent Registration No. 1123577 "Yarn dyeing method, yarn dyed by that method, yarn and dyeing agent using yarn"

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made in view of the above problems, and it is an object of the present invention to provide a method of dyeing a yarn by spraying a dye onto a yarn, The present invention is directed to a method for dyeing an environmentally friendly yarn, which can exhibit a variety of colors and exhibit various colors at the same time, thereby imparting specificity to the yarn.

The present invention relates to a dye-jet printer comprising: (a) a continuous supply of yarn between a return box filled with a dye and a return box of a dye-jetting apparatus comprising a spray for spraying a dye of a return box at an upper portion thereof, Spraying a dye onto the yarn; (b) receiving the yarn fed through the dye-injecting device and drying it in the drying device; (c) allowing the dried yarn passed through the drying device to pass continuously through the thermal devise, thereby dyeing the dye into the yarn; (d) receiving the dye-dyed yarn from the heating device and flushing it with the flushing device; (e) receiving the yarn fed through the flushing apparatus and drying it in the drying apparatus; (f) winding the dried yarn on a take-up roller in a drying apparatus, and providing a dye-sprayable eco-friendly yarn dyeing method.

Also, in the step (a), a plurality of dye injecting apparatuses are formed at predetermined intervals, thereby providing a dye-sprayable eco-friendly yarn dyeing method.

Also, in the step (a), the plurality of dye injecting apparatuses may be configured such that two or more dyes of different colors are filled in the return box, respectively, so that different colors are sequentially sprayed on the yarn, Wherein the dye-sprayable dyeing method is a dye-sensitized dyeing method.

Also, in the step (b), the drying device may be formed so that the lower surface thereof is inclined to one side, and a discharge port is formed at one side thereof to discharge the residual dye falling into the drying device. I want to.

Also, in step (b), a guide roller is formed at the entrance of the drying apparatus so that the lower part of the yarn is supported, and the yarn is transferred to the inside of the drying apparatus.

The dye-sprayable eco-friendly yarn dyeing method of the present invention is capable of minimizing the emission of polluted water by spraying a dye onto a yarn by spraying the yarn with little water, thereby enabling environmentally friendly dyeing, And at the same time, various colors can be expressed, so that various colors can be expressed, and there is a very useful effect that a specificity can be given to a yarn.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the principles of the invention, Shall not be construed as limiting.
FIG. 1 is a view schematically showing a dye-injecting environmentally friendly yarn dyeing method of the present invention.
2 is a view showing an embodiment of the drying apparatus of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings, but the present invention is not limited thereto.

Hereinafter, the technical structure of the present invention will be described in detail with reference to the preferred embodiments.

FIG. 1 is a view schematically showing a dye-injecting environmentally friendly yarn dyeing method of the present invention.

The dye-injecting environmentally friendly yarn dyeing method of the present invention first dispenses the dye 11 onto the yarn 1 in the dye-injecting apparatus 10 while supplying the yarn 1 to the dye-injecting apparatus 10 at a constant speed a).

In the present invention, the dye (1) is dyed by spraying the dye (11) on the yarn (1) so that the yarn (1) can exhibit intensity of color and various colors and minimize the use of water and enable environmentally friendly dyeing.

The dye injecting apparatus 10 used in the present invention includes a return box 12 filled with a dye 11 and a dye 11 supplied from an upper portion of the return box 12 to the return box 12 And a spray 13 so that the dye 11 charged in the return box 12 can be continuously sprayed to the spray 13.

The yarn 1 can be a synthetic yarn or a natural yarn. The yarn 1 is fed through the dye-injecting device 10 to the next process, Is passed through between the return box 12 and the spray 13 of the dyeing apparatus 10 and the dye 11 is sprayed onto the yarn 1 passing through the dyeing apparatus 10 with the spray 13.

At this time, guide rollers 15 and 16 are formed on the upper and lower sides of the entrance of the dye injecting apparatus 10 to smoothly supply the dye injecting apparatus 10 of the yarn 1 to guide rollers 15 and 16 So that the guide rollers can be formed at the entrance and exit of each step.

The dye 11 is sprayed on the yarn by the spray 13 while the yarn 1 is continuously conveyed and the remaining dye 11 is sprayed onto the yarn 1 and falls back to the return box 12 The dye 11 is collected. Therefore, when the dye 11 is injected into the yarn 1, it can be completely reused without being discharged to the outside. When the dye 11 is insufficient, the dye 11 is filled in the return box 12 again .

The dye injecting apparatus 10 may be constituted by a plurality of the dye injecting apparatuses 10 and the plurality of dye injecting apparatuses 10 may be formed at a predetermined interval so that the dye 11 injected onto the yarn 1 is not finished first, (10), the intensity of the color to be expressed can be adjusted.

Particularly, in the case of constituting a plurality of dye injecting apparatuses 10 as described above, each of the return boxes 12 of the plurality of dye injecting apparatuses 10 is filled with dyes 11 of different colors so that the yarn 1 It is possible to produce various colors in the yarn 1 by spraying various colors in sequence.

As described above, each of the return boxes 12 may be filled with dyes 11 of different colors, and the return box 12 may be sequentially filled with different colors and a plurality of colors of the same color, It can also be expressed at the same time.

Thereafter, the yarn 1 fed through the dye injector 10 is supplied and dried in the drying apparatus 20 (b).

The drying device 20 may be a variety of drying devices using hot air or a heater capable of drying various known yarns.

In this step, since the dye 11 is sufficiently present on the yarn 1, the dye 11 may be blown by hot air and cause a side effect such as mite. Therefore, the use of a heater It is preferable to use a drying apparatus using a drying method.

The yarn 1 on which the dye 11 penetrating through the drying apparatus 20 is sprayed is dried at about 130 to 150 ° C for about 20 to 40 seconds. If the drying temperature and time are low or low, it takes a long time. If the drying temperature and time is high or long, it causes damage such as burning of the yarn.

The guide roller 25 can be configured to easily feed the yarn 1 into the drying device 20 at the entrance of the drying device 20, So that it is positioned only at the lower portion of the yarn 1 at the entrance of the yarn 1. The reason why the guide rollers 25 are located only below the yarn 1 is that if the guide rollers are located on the upper and lower sides and the yarn 1 is engaged and transported, (11). ≪ / RTI >

2 is a view showing an embodiment of the drying apparatus of the present invention.

2, the lower surface of the drying apparatus 20 may be inclined to one side, and a discharge port 21 may be formed at one side of the drying apparatus 20 to discharge the residual dye falling into the drying apparatus 20. [

The yarn 1 fed to the inside of the drying apparatus 20 has the dye 11 not yet adhered to the surface thereof so that the dye 11 may continuously fall from the yarn 1 during drying, A slope may be formed so that the dropped dye 11 can be easily discharged to the outside and discharged to the discharge port 21.

Thereafter, the dried yarn 1 passed through the drying device 20 is continuously passed through the steam generator 30 so that the dye 11 is adhered to the yarn 1 (c).

The diathermic apparatus 30 can utilize a variety of known diathermic apparatuses so that the dye 11 adsorbed on the yarn 1 can be completely adhered to the yarn 1. [

For example, the steam heat exchanger 30 may perform a steam heat process by continuously applying water vapor at a constant temperature from the lower open side to the lower side of the closed box.

If the temperature is low or the time to heat up is low, the fiber can not be properly seamed and the yarn (1) may be damaged if the temperature is high or the heating time is long. Therefore, the steam is heated to 110 to 130 ° C. for 20 to 40 seconds .

Thereafter, the yarn 1 to which the dye 11 is dyed is supplied from the steam heating device 30 and is flushed in the flushing device 40 (d).

In the present invention, since the washing process is not performed as described above and the washing process is performed only at this stage to minimize the washing process in dyeing the yarn, it is eco-friendly.

A plurality of rollers 42 are formed in the tank tank 41 in which water is supplied, for example, and a plurality of rollers 42, (1) passes through a plurality of rollers (42) to be flushed.

Thereafter, the yarn 1 fed through the water washing apparatus 40 is supplied and dried in the drying apparatus 50 (e).

The drying apparatus 50 in this stage can use various drying apparatuses using hot air or a heater capable of drying various known yarns. In the yarn 1 washed by the water washing apparatus 40, It is preferably dried by hot air drying.

The yarn 1 passing through the drying device 50 is dried at about 130 to 150 DEG C for about 20 to 40 seconds. If the drying temperature and time are low or low, it takes a long time. If the drying temperature and time is high or long, it causes damage such as burning of the yarn.

Finally, the yarn 1 dried by the drying device 50 is taken and wound on the take-up roller 60 (f).

According to the dye-injecting environmentally friendly yarn dyeing method of the present invention as described above, dyeing is sprayed on a yarn with little use of water to cause dyeing, thereby minimizing the emission of polluted water and enabling environmentally friendly dyeing. The strength of color and the variety of colors can be expressed at the same time, so that a variety of colors can be expressed, and thus there is a very useful effect that can impart specificity to the yarn.

Commonly known technologies used in the present invention

Textile engineering (published by Hyungseol Publishing Co., Feb. 15, 1997, p.464-480)

① Coating process

: Finishing process (dyeing)

② Spray coating

: Dyes, Spray

③ Pre-cast coating

: Roller, heating process

④ Curtain Coating

: Feed head, dryer (technical principle of patent 10-1999-0012857)

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the above teachings. will be. The invention is not limited by these variations and modifications, but is limited only by the claims appended hereto.

1: Yarn 11: Dye
12: return box 13: spray
15, 16: guide roller 20: drying device
21: outlet 25: guide roller
30: Steam generating device 40: Flushing device
41: tank tank 42: roller
50: dryer 60: take-up roller

Claims (1)

(a) a return box 12 filled with a dye 11; and a spray 13 for spraying and supplying the dye 11 of the return box 12 from the top to the return box 12, Continuously supplying the yarn 1 between the return box 12 of the yarn 10 and the spray 13 and spraying the dye 11 onto the yarn 1 with the spray 13;
(b) receiving the yarn (1) fed through the dye injecting device (10) and drying it in the drying device (20);
(c) fusing the dye (11) to the yarn (1) by allowing the dried yarn (1) passing through the drying device (20) to pass continuously through the steam heating device (30);
(d) supplying the yarn 1 in which the dye 11 is dyed from the heat-collecting device 30 and flushing it in the flushing device 40;
(e) receiving the yarn 1 fed through the flushing device 40 and drying it in the drying device 50;
(f) winding the yarn (1), which has been dried in the drying apparatus (50), on a take-up roller (60)
In the step (b)
The yarn 1 passing through the drying device 50 is allowed to dry at 130 to 150 ° C for 20 to 40 seconds,
In the step (c)
Wherein the steam of the steam heat exchanger is steamed at 110 to 130 DEG C for 20 to 40 seconds.

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