KR101885059B1

KR101885059B1 - A manufacturing method of clothing labels and the labels manufactured by the same method

Info

Publication number: KR101885059B1
Application number: KR1020160025416A
Authority: KR
Inventors: 윤동호; 홍경화; 이승묵
Original assignee: 국일제지 주식회사; 이승묵
Priority date: 2016-03-03
Filing date: 2016-03-03
Publication date: 2018-08-03
Also published as: KR20170103100A

Abstract

The present invention relates to a method for producing a fiber-reinforced composite fiber, comprising: (a) preparing an artificial layer by papermaking using natural fibers and synthetic fibers; (b) coating a surface of the monolayer prepared by the papermaking process with an acrylic acid ester copolymer to form a coating layer; And (c) printing a marking on one side of the coating layer; And a method for manufacturing a label for clothing.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of manufacturing a label for clothing,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a label for clothing attached to clothes, bags, shoes, fashion accessories, and the like.

In general, a label is attached to a product such as a garment, a shoe, a hat, and a bag by sewing or an adhesive, and is for indicating a manufacturer name or a brand name, an image of a manufacturer, a source of a product,

Such conventional logo labels include aluminum foils stacked on one side of a polycarbonate sheet, various decorative patterns printed on the surface of the aluminum foil as a screen or offset, and epoxy layers as a coating layer for protecting the decorative patterns Consists of.

A conventional method of manufacturing a logo label having the above-described structure comprises a step of adhering a polycarbonate sheet and an aluminum foil, a step of screen printing or offset printing a decorative pattern on the surface of the aluminum foil, a step of embossing a large- And a step of coating the top of the decorative pattern with epoxy.

However, the above-mentioned conventional logo label has a problem that the quality of the product is deteriorated due to the disadvantage of the epoxy, and there is also a problem that the defect occurrence rate due to the disadvantage of the epoxy is high in the manufacturing process. In other words, yellowing of the epoxy occurs, which lowers the merchantability. Since the curing time is long, there is a high possibility that the printed decorative pattern is defective after the epoxy coating treatment, and the curing time can be shortened. When the epoxy coating on the printed decorative pattern is applied due to the poor adhesiveness of the epoxy, the logo label is attached to the product, and the coating layer of the epoxy easily peels off from the aluminum foil surface during use and peels off And the like.

Therefore, there is a need for a label for clothing which has high durability against frequent washing and high print sharpness.

KR 10-2008-0089878 (publication number)

The present invention intends to provide a method of producing a label for providing a label for clothing having high durability, high washing resistance, light fastness, and high print sharpness, and a label produced thereby.

The present invention relates to a method for producing a fiber-reinforced composite fiber, comprising: (a) preparing an artificial layer by papermaking using natural fibers and synthetic fibers; (b) coating both sides of the monolayer prepared by the papermaking process with an acrylic acid ester copolymer to form a coating layer; And (c) printing a marking on one side of the coating layer; The present invention also provides a method for manufacturing a label for clothing.

The present invention provides a garment label having a basis weight of 50 to 80 g / m < ² > produced by a method for producing a label for clothing.

By producing the monofilaments using the natural fibers and synthetic fibers of the present invention, it is possible to produce labels for clothing having high durability.

In the present invention, an acrylic ester copolymer is coated on one side of the monolayer to produce a label for clothing having high washing resistance, light fastness, and print sharpness.

1 is a flowchart showing a method of manufacturing a label for clothing according to an embodiment of the present invention.
2 is a schematic view of a label for clothing manufactured according to an embodiment of the present invention.
3 is a photograph of a label for clothing manufactured according to an embodiment of the present invention.

More specifically, the method for producing a label for clothing according to the present invention comprises the steps of: (a) preparing an artificial layer by a papermaking process using natural fibers and synthetic fibers; (b) coating the acrylic acid ester copolymer on one side of the monolayer produced by the papermaking process to form a coating layer; and (c) printing the markers on one side of the coating layer. .

Here, the marking portion refers to a portion where a trademark, a logo, or the like is printed on the front side of the label.

In addition, the step (a) may include mixing 0.25 to 0.65 parts by weight of the synthetic fiber with respect to 100 parts by weight of the natural fiber to prepare the mixture; Adding the mixture to an agitator, respectively, and stirring for 20 to 60 minutes; And compressing the agitated mixture with a papermaking machine and drying at a temperature of 90 to 130 ° C to produce an artificial layer.

At this time, after the step of mixing the synthetic fibers and the natural fibers, at least one component selected from the group consisting of a charge control agent, a sizing agent, a wetting strength increasing agent, and a soil strengthening agent is further prepared.

In particular embodiments, the acrylic acid ester copolymer is selected from the group consisting of Methyl Acetate, Ethyl Acetate, n-Butyl Acrylate Monomer (BAM), Acryl Acid, 2-Ethyl Hexyl Acrylate Monomer (2-EHAM) , And the coating amount of the coating layer in the step (b) is 5 to 10 g / m ² .

In addition, the natural fibers may be at least one selected from the group consisting of wood fiber, cotton, kenaf, hemp, jute, flax, pulp and combinations thereof, Polypropylene (PP), polyethylene (PE), nylon, polyester (PS), polylactic acid (PLA), polyethylene terephthalate (PET) And a combination thereof.

Particularly, the step (c) is characterized in that the marking part is printed on the coating layer with an inkjet printer or a laser printer.

Meanwhile, the present invention relates to a label for clothing manufactured by the above-described method for producing a label for clothing, wherein the label for clothing has a basis weight of 50 to 80 g / m ² .

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar elements in the drawings, unless otherwise indicated by the same reference numerals, Detailed description of functions and configurations is omitted.

FIG. 1 is a flowchart showing a method of manufacturing a label for clothing according to an embodiment of the present invention. FIG. 2 is a schematic view of a label for clothing manufactured according to an embodiment of the present invention. Is a photograph of a label for clothing manufactured according to one embodiment of the present invention.

Hereinafter, a method for manufacturing a label for clothing and a label for clothing manufactured according to the present invention will be described in detail with reference to FIGS. 1 to 3 and embodiments.

More specifically, the method for manufacturing a label for clothing according to the present invention comprises the steps of (a) preparing an artificial layer 100 by papermaking using natural fibers and synthetic fibers, (b) (A) coating the surface of the monolayer 100 with an acrylic acid ester copolymer to form a coating layer 200, and (c) printing the markers 210 on one side of the coating layer 200 .

Here, the marking unit 210 indicates the image of the manufacturer and the source of the product on the front side of the label and plays a role of assuring the quality of the product, which means the part where the manufacturer name or the trade name is printed.

Also, the papermaking process means a process of making paper by dewatering, pressing and drying the feedstock sent in the composition process.

In the step (a), 0.25 to 0.65 parts by weight of the synthetic fiber is mixed with 100 parts by weight of the natural fiber to prepare a mixture. The mixture is stirred in a mixing machine for 20 to 60 minutes, Compressing the agitated mixture with a papermaking machine, and drying the ultrafilter 100 to dry at a temperature of 90 to 130 ° C.

More specifically, natural fibers and synthetic fibers are diluted in water and then put into a refining machine for mechanical strength in order to increase the strength of the paper. After that, the prepared natural fibers and synthetic fibers are put into the process of the spinning machine. At this time, chemicals for improving the water resistance, strength and other physical properties can be added.

For example, in the step of preparing the monolayer 100, the natural fibers may include 60 to 80% by weight, and the synthetic fibers may include 20 to 40% by weight, based on the total weight of the mixture have.

On the other hand, if the content of the natural fiber is less than 60% by weight based on the total weight of the mixture in the step of preparing the monolayer 100, the strength of the natural fiber and the synthetic fiber may be insufficient, There is a problem such as occurrence of napping in synthetic fibers, and when it exceeds 80% by weight, the dimensional stability of the label may be deteriorated, the moisture resistance may be lowered, and the tensile strength may be lowered.

In addition, when the content of the synthetic fibers is less than 20% by weight based on the total weight of the mixture, the moisture resistance and stiffness of the label paper may be lowered. When the content exceeds about 40% by weight, A problem may arise.

By the thus-produced far-field layer 100, a durable label for clothing can be produced.

As a specific embodiment, it is possible to add additives after the step of mixing the synthetic fibers with the natural fibers, and more specifically, to add at least one component selected from the group consisting of charge control agents, sizing agents, wet strength agents and wet strength agents Can be added.

These additives can affect the performance and processability of the composite. The additive is concerned with smoothing the surface while maintaining the speed of the production line while reducing the defects of the label. The main function of the additive is to improve processing performance, to prevent oxidation, to act as a preservative, and to improve the mechanical properties.

For example, the charge controlling agent may be added in an amount of 0.7 to 2.0% by weight, 2.5 to 3.5% by weight of Alum, 1.5 to 2.5% by weight of emulsion rosin sizing agent, 1.5 to 2.5% by weight based on the total weight of the monolayer 100 % Wet strength enhancer.

As described above, the mixture of the synthetic fibers and the natural fibers can be stirred for 30 minutes to 60 minutes. After that, the agitated mixture is compressed by a paper machine and dried at a temperature of 90 to 130 ° C, Can be prepared.

Here, the papermaking machine refers to a machine for continuously making paper, and in the present invention, a papermaking machine having a papermaking net during the papermaking process can be used.

On the other hand, when the agitated mixture is compressed, when the temperature is less than 90 ° C, a stiffness problem may occur due to a decrease in bonding strength, and there is a fear that the chlorophyll fibers are thermally decomposed at a temperature exceeding 130 ° C.

In addition, the natural fibers can be selected from the group consisting of wood fibers, cotton, kenaf, hemp, jute, flax, pulp and combinations thereof.

The synthetic fibers may be selected from the group consisting of polypropylene (PP), polyethylene (PE), nylon, polyester (PS), polylactic acid (PLA), poly (ethylene terephthalate) PET, polyethylene terephthalate), and combinations thereof.

As a specific aspect, it may include forming the coating layer 200 on one side of the prepared monolayer 100. At this time, the coating layer 200 is formed by coating the acrylic acid ester copolymer on one side of the monolayer 100.

Here, the term "acrylic ester copolymer" refers to an ester of acrylic acid and alcohol, which refers to a copolymer that is produced by easily polymerizing by peroxide, light, heat or the like.

On the other hand, the acrylic acid ester used in the present invention may be an acrylate ester prepared by emulsion polymerization or solution polymerization.

Here, the term "emulsion polymerization" means a method in which an oil-soluble monomer is emulsified in water with a surfactant and polymerized using a water-soluble initiator. On the other hand, the polymerization is carried out in the micelle into which the monomer is introduced, and a polymer having a high degree of polymerization can generally be obtained.

The solution polymerization means a method of polymerizing a monomer in a solvent, and it is referred to as homogeneous heterogeneous solution polymerization depending on whether the resulting polymer is dissolved or precipitated.

In particular embodiments, the acrylic acid ester copolymer is selected from the group consisting of Methyl Acetate, Ethyl Acetate, n-Butyl Acrylate Monomer (BAM), Acryl Acid, 2-Ethyl Hexyl Acrylate Monomer (2-EHAM) And at least one component selected from the group consisting of

For example, one side of the monolayer 100 may be coated using a methyl acrylate copolymer containing the methyl acetate component.

In particular, the coating amount of the coating layer 200 is 5 to 10 g / m ² . More specifically, the coating amount of the coating layer 200 means a basis weight of the acrylic ester copolymer coated on one side of the monolayer 100, and when the basis weight is less than 5 g / m ² , Or lint may occur, and the strength may be lowered. On the other hand, if it exceeds 10 g / m ² , the stiffness may increase and the softness of the product may be deteriorated, which may deteriorate the sensibility. For example, the coating amount of the coating layer 200 may be 7 g / m ² .

On the other hand, the coating layer 200 of the present invention is made of an acrylic acid ester copolymer. Due to the positive electrostatic properties and hydrophilicity of the acrylic acid ester copolymer, printing can be performed using a general piece type inkjet printer, Durability and washing resistance are high. In addition, a label for clothes having high light resistance and high print sharpness can be produced due to the high charge density of the acrylic acid ester copolymer.

In addition, the method for manufacturing a label for clothing of the present invention includes the step of forming a coating layer 200 on both sides of the monolayer 100 and then printing the marking portion 210 on one side of the coating layer 200 .

At this time, in the step of printing the marking part 210, inkjet printing can be performed using an aqueous pigment ink containing an ionic resin.

On the other hand, the method of printing by the ink-jet method is not limited to the type and space of the image as compared with the conventional transfer method and UV printing method, and the image can be delicately fine, fine, sharp and color expressive.

Here, the inkjet printing method is a method of printing with a digital printer using inks such as aqueous dye inks, aqueous pigment inks, litho vent pigment inks, weak solvent pigment inks, mild inks, eco inks and oil inks.

On the other hand, unlike the gravure printing and silk screen printing methods, the digital printing of the ink-jet type can be performed without restriction of time and place, and the environmental problems caused by organic solvents used in gravure printing and silk screen printing, And it is economical and free of space, so that the user can freely select desired colors by freely selecting colors.

According to this manufacturing method, the digital printing process of the ink jet method and the continuous digital decorative film fabric and the transparent panel integration process by heating and pressing can produce a large quantity of clothing labels having high productivity and good durability, washability and abrasion .

In addition, the marking portion 210 of the label for clothing can be printed by the laser printer of the toner system and the aqueous toner system.

The present invention relates to a label for clothing manufactured by a method for manufacturing a label for clothing, and is composed of a coating layer (200) including an outer layer (100) and a marking portion (210) To 80 g / m < ² >.

Particularly, when the basis weight of the label for clothing is less than 50 g / m ² , the strength may be weak and the composition may be inferior. When the basis weight is more than 80 g / m ² , the softness may be deteriorated have.

The basis weight of the label for clothing manufactured through the embodiment of the present invention may be 74 g / m ² .

Here, the basis weight is expressed in gsm (gram per square meter) as a unit representing the weight of papermaking fabric having an area of 1 m ² .

In addition, the label for clothing of the present invention may have a thickness of 120 to 160 탆, and may have a thickness of 140 탆, for example.

Also, the degree of sizing may be 10.0 sec, and the wet grip strength may be 0.6 kgf or more.

Here, the term " size " means the degree of size effect of the copper foil which suppresses the property of adding the size and absorbing the liquid.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail with reference to the following examples. However, the following examples illustrate the contents of the present invention, and the scope of the present invention is not limited to the following examples. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art.

< Example >

Example One. Monolayer Produce

In this embodiment, a monoclonal layer was prepared to produce a label for clothing.

More specifically, 60% by weight of pulp (carbiboo) as a natural fiber and 35% by weight of polyethylene terephthalate (PET) (Huvis) as synthetic fibers were diluted with respect to 100 parts by weight of water as a dispersion solvent, .

Thereafter, the diluted pulp and the polypropylene were added to the process of the ring mortar, and the raw monolayer was prepared by papermaking process. In order to improve physical properties such as water resistance and strength of the monolayer, a charge control agent, a sizing agent, a wetting strength enhancer and an emulsion enhancer were added.

More specifically, 1.6 wt% of polyacrylamide (fountain industry) was used as the charge control agent, and the amount of the charge control agent was 1.6 wt% based on the total weight of the entire mixture. The sizing agent was alkylketene dimer %. A low molecular weight polyacrylamide (Nalco Korea) was used as the wet strength increasing agent, and 2.0% by weight was added thereto. 5.6% by weight based on the total weight of the whole mixture was added.

Thus, a monolayer having a thickness of 135 mu m was produced.

Example 2. Manufacture of labels for textiles

The acrylic acid ester copolymer was coated on the monolayer prepared in Example 1 using a coater.

More specifically, 10% by weight of a copolymer polymer (methyl acrylate) containing methyl acrylate was coated on one side of the monolayer prepared in Example 1 with a gravure roll transfer coater and dried at a dryer temperature of 130 DEG C at a speed of 100 m / min Followed by curing to form a coating layer having a thickness of 5 to 10 mu m.

At this time, the coating amount coated on one side of the monolayer was 7 g / m ² .

Thereafter, a marking portion was printed on one side of the coating layer. More specifically, an aqueous pigment ink containing an ionic resin was used to print in an ink-jet method.

The thus fabricated label for clothing had a basis weight of 74 g / m ² , a thickness of 140 μm, a size of 20 sec or more, and a wet grip strength of 1.0 kgf or more.

3 (a) is a photograph of a label for clothing manufactured according to an embodiment of the present invention. FIG. 3 (b) is a photograph showing an enlarged view of FIG. 3 (a) It can be confirmed that the marking portion is printed very clearly by the method of manufacturing the label for clothing according to the embodiment of the present invention.

100:
200: Coating layer 210:

Claims

(a) preparing an artificial layer by a papermaking process using natural fibers and synthetic fibers;
(b) coating both sides of the monolayer prepared by the papermaking process with an acrylic acid ester copolymer to form a coating layer; And
(c) printing the marking portion on one side of the coating layer by an inkjet method using ink,
The acrylic acid ester copolymer may be prepared by copolymerizing methyl acrylate, ethyl acetate, BAM (n-butyl acrylate monomer), acrylic acid, 2-ethylhexyl acrylate (2-EHAM) And at least one selected component.

The method according to claim 1,
The step (a)
Mixing 0.25 to 0.65 parts by weight of the synthetic fibers with 100 parts by weight of the natural fibers to prepare a mixture;
Adding the mixture to an agitator, respectively, and stirring for 20 to 60 minutes; And
Compressing the agitated mixture with a papermaking machine, and drying the mixture at a temperature of 90 to 130 ° C. to produce an artificial layer.

3. The method of claim 2,
The step of preparing the mixture
Adding at least one component selected from the group consisting of a charge control agent, a sizing agent, a wetting strength enhancer, and an emulsion enhancer.

delete

The method according to claim 1,
Wherein the coating amount of the coating layer is 5 to 10 g / m < ² >.

The method according to claim 1,
The natural fibers
Wherein the fiber is at least one selected from the group consisting of wood fiber, cotton, hemp, hemp, jute, flax, pulp and combinations thereof.

The method according to claim 1,
The synthetic fibers
Polypropylene (PP), polyethylene (PE), nylon, polyester (PS), polylactic acid (PLA), polyethylene terephthalate (PET) And a combination thereof. &Lt; RTI ID = 0.0 > 11. < / RTI >

delete

A garment label having a basis weight of 50 to 80 g / m < 2 > prepared by the process for producing a label for clothing according to any one of claims 1 to 3 and 5 to 7.