KR101884320B1 - Hot-melt film for fiber using hot-melt powder and method therewith - Google Patents

Abstract

The present invention relates to a hot melt film for fibers using hot melt powder, and a production method thereof. To this end, a figure such as a picture, a pattern, a shape, a character and the like is made of a plurality of object areas which are simply removed by forming an object cutting line on an edge of each object area. By applying the hot melt powder to a space in each of the removed object area, various color effects can be developed for each object area through a simple process without using a separate color film. A coating layer for diffusing light through a hologram, a PU fabric, a NORNAL film, and the luminous film (3M) is formed on the outer edge of each object area, thereby further improving aesthetic effects.

Description

TECHNICAL FIELD [0001] The present invention relates to a hot-melt film for a fiber using hot-melt powder and a method for manufacturing the hot-melt film,

The present invention relates to a hot-melt film for a fiber using a hot-melt powder and a method for producing the same, and more particularly, to a method for manufacturing a hot- The present invention relates to a hot-melt film for a fiber using a convenient hot-melt powder and a method for producing the same.

In general, a hot-melt film is defined as a film that is melted by heat and extrudes a thermoplastic resin that solidifies upon cooling to a film state and exerts an adhesive force through reheating. Such a hot-melt film is used in various fields such as an adhesive, have.

Especially, in the clothing, the hot-melt film is used for expressing various patterns on the outer surface of the clothes or for attaching a logo or a trademark of a manufacturing company to the hot-melt film.

FIG. 1 is a cross-sectional view showing a pattern display film disclosed in Korean Patent No. 10-1084693 (name of the invention: film for pattern display).

(Hereinafter referred to as " prior art ") 100 shown in Fig. 1 includes a printing film 110 cut in accordance with a pattern attached to a fabric to be adhered, and a printing film 110 laminated on the lower surface of the printing film 110, And a hot-melt film 130 laminated on the lower surface of the color film 120 and adhered to the object to be adhered by thermal fusion.

In the conventional art 100 configured as described above, the printing film 110 of the corresponding design is peeled off from the printed film 110 having the cutouts of characters, figures and figures, So that the hue 120 is displayed to the outside so that the hue of the hue film 120 is displayed as a pattern.

However, in the conventional art 100, when the color film 120 is made of a single color, the peeled patterns of the printing film 110 are displayed only in a single color, which has a disadvantage that the design efficiency is lowered.

Also, in the conventional art 100, even if it is assumed that the color film 120 is displayed in different colors according to the positions of the patterns, the process of manufacturing the color film 120 in different colors according to the positions of the colors is very complicated and troublesome A problem arises.

Also, in the related art 100, since the color film 120 is adhered to the fabric by the hot-melt film 130 melted during heating, the color film 120 and the fabric have poor structural suitability.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide an image processing apparatus and method, in which a drawing, a pattern, a graphic, By applying hot-melt powder to the space of each removed object area, it is possible to apply various color effects to each object region through a simple process without using a separate color film. And a method for producing the same.

Another object of the present invention is to provide a coating layer for diffusing light through a hologram, a PU fabric, a NORNAL film and a luminous film (3M) on the outer edge of each object region, A hot melt film for a fiber using hot melt powder, and a method for producing the same.

According to an aspect of the present invention, there is provided a method of manufacturing a light emitting device, including: forming a hot melt layer on one surface of a first transparent film to prepare a cut layer; A support layer preparation and adhesion step of applying a pressure-sensitive adhesive on one side of the support layer which is the second transparent film; A cutting layer and a supporting layer laminating step in which the other surface of the cut layer is joined to one surface of the supporting layer to join the cutting layer and the supporting layer; A cut-out portion and an incision reducing step for removing the inside of the cut-off layer in accordance with the shape of a pre-formed pattern, in a laminate laminated to the incision layer and the support layer lapping step; A hot-melt powder application step of applying a hot-melt powder to a space of the incision layer removed by the incision part and the incision forming step; Melting and hot-melting the hot-melt powder applied by the hot-melt powder application step; And removing the remaining region of the cut-off layer from the laminated article in which the hot-melt powder is heated and hardened to produce a hot-melt film.

In addition, in the present invention, the figure comprises a plurality of object areas, and the cut-out section and the step of forming the incisal are formed by a full marking in which a rim of a pattern produced in the hot-melt layer of the cut- A laser marking step of forming an object marking by marking the rim of each of the object areas with a laser; Forming an object folding step of cutting a line of object marking marked by the laser marking step with a blade and forming an object folding line where the cutting depth is connected to the face of the cut layer that is provided on the support layer; Cutting the line of the entire marking marked by the laser marking step with a blade and forming an overall incision not connecting the incision depth to the access surface of the incision layer; And removing an object section of each of the object areas to remove the object areas, wherein the hot-melt powder application step includes applying hot-melt powders of predetermined colors to the space where each object area is removed, .

Also, in the present invention, in the cutting step, the entire incision is cut to remove the remaining area of the incision layer, so that the area between the entire incision improvement and the object incision improvement is not removed on the rim of each of the object areas .

In the present invention, the first transparent film is an oriented polypropylene (OPP) film, and the hot melt layer forming step includes coating a polyurethane (PU) and a foil on the other surface of the first transparent film to form a hologram It is preferable to diffuse the light through the hologram.

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In the present invention, the hot melt powder is heated and aged at a temperature of 50 to 210 ° C., an annealing time of 1 to 60 seconds, an aging temperature of 0 to 50 ° C., an aging time of 1 to 3 Hour.

According to the present invention having the above-mentioned problems and solutions, it is possible to make a figure such as a figure, a pattern, a figure, a character and so on be composed of a plurality of object areas and to form an object clause improvement on the border of each object area, By applying the hot melt powder to the space of each removed object area, it is possible to exhibit various color effects for each object region through a simple process without using a separate color film.

In addition, according to the present invention, a coating layer for diffusing reflection through a hologram, a PU fabric, a NORNAL film, and a luminous film 3M is formed on an outer edge of each object region, thereby further enhancing aesthetics.

FIG. 1 is a cross-sectional view showing a pattern display film disclosed in Korean Patent No. 10-1084693 (name of the invention: film for pattern display).
2 is a process flow chart showing a method of manufacturing a hot-melt film according to an embodiment of the present invention.
3 is a cross-sectional view showing a hot-melt film produced by the hot-melt film producing method of FIG.
4 is a process flow chart showing the cut-out portion and the incision-reducing formation step of FIG.
FIG. 5 is a view of FIG. 4, and FIG. 4 is an exemplary view for explaining the cut-out portion and the incision reducing step of FIG.
FIG. 6 is a plan view of a laminate for illustrating a state removed by the object region removing step of FIG. 4; FIG.
FIG. 7 is an exemplary view for explaining the step of applying the hot-melt powder of FIG. 2;
FIG. 8 is an exemplary view for explaining the cutting layer separation step of FIG. 2. FIG.

Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 2 is a flow chart showing a process for producing a hot-melt film according to an embodiment of the present invention, and FIG. 3 is a cross-sectional view showing a hot-melt film produced by the process of FIG.

2, the OPP film preparation and coating step S10, the hot melt layer laminating step S20, the support layer preparation and adhesion step S30, The hot melt powder application step S70, the hot melt powder heat setting and aging step S80, the incision layer separation step (step S40), the cutting step S50, the cutting step S60, S90).

3, the OPP film preparation step S10 is a step of preparing a known Oriented Polypropylene film 5 and then coating polyurethane (PU) and foil on the lower surface 51, (Hologram), PU fabric, NORNAL film and luminous film (3M), it is possible to produce a variety of colors depending on the viewing direction and angle, do.

At this time, the OPP film preparation step (S10) is performed such that the heat treatment temperature is 0 to 200 占 폚 when polyurethane (PU) is coated.

That is, in the OPP film preparing step S10, the polyurethane (PU) and the foil are coated on the lower surface 51 of the OPP film 5 prepared after preparing the OPP film 5, And the coating layer 53 is formed on the lower surface 51.

The hot melt layer lining step S20 is a process step of laminating the hot melt layer 6, which is melted during heating, on the upper surface 52 of the OPP film 5 prepared by the OPP film preparing step S10.

At this time, the hot melt layer 6 may be extruded in the form of a film and laminated on the upper surface 52 of the OPP film 5 or applied on the upper surface of the OPP film 5 in liquid form.

That is, the OPP film 5 can be firmly adhered to the fabric during heating by the hot melt by joining the hot melt layer 6 on the upper surface.

The hot melt layer 6 and the PU coated OPP film 5 laminated by the OPP film preparing step S10 and the hot melt layer laminating step S20 are referred to as a cut layer 4.

The preparation and adhesion step (S30) of the support layer is a process step of applying a pressure sensitive adhesive (31) to the upper surface after preparing the support layer (3) as a PET (polyester) film.

At this time, the pressure sensitive adhesive 31 may be composed of a mixture of an acrylic binder, a silicon binder, an aqueous binder, a catalyst, a crosslinking agent, toluene, and a curing agent.

The cut-off layer and the support layer lapping step S40 are performed by adhering, laminating and laminating the cut-off layer 4 prepared by the hot-melt layer lapping step S20 on the upper surface of the support layer 3 prepared by the support layer preparation and adhesion step S30 .

At this time, the cut-off layer 4 is laminated and laminated so that the lower surface 51 of the OPU film 5 coated with the PU and the foil is brought into contact with the upper surface of the support layer 3. At this time, a pressure-sensitive adhesive 31 is formed between the lower surface 51 of the OPP film 5 of the cut-off layer 4 and the upper surface of the support layer 3 so that they are firmly joined.

The cutting step S50 is a processing step of cutting the laminated laminated body of the cut-off layer 4 and the support layer 3 to a predetermined size by a cutting step and a supporting layer lining step S40.

At this time, in the cutting step (S50), it is preferable to cut and cut the laminate to a size of 10 to 150 cm in width.

FIG. 4 is a process flow diagram illustrating the cut-out portion and cut-away forming steps of FIG. 2; FIG. 5 is a view illustrating the cut-out portion and cut-away forming steps of FIG.

4, the laser marking step S61, the object sectioning forming step S62, the overall sectioning forming step S63, the object area removing step S64 ).

The laser marking step S61 shown in FIG. 4 is performed by using a laser apparatus on the upper surface of the hot-melt layer 6 of the cut-off layer 4 of the laminate 900 cut to a predetermined size by a cutting step S50, It is a process step of marking a figure such as a figure or a figure.

At this time, the drawing is made up of a plurality of object areas set by the operator according to the color and shape. For example, when a pattern is referred to as a 'duck', a duck 's design can be set to object areas such as the body, wings, legs, and beaks.

Accordingly, in the laser marking step S61, marking (hereinafter, referred to as " object marking ") of each object area is performed at the time of marking the design, and at the same time, marking Quot; marking ").

The object folding step S62 is a process step of forming an object folding part 910 by cutting the object marking parts of the laminated material 900 which has been laser marked by the laser marking step S61 into blades.

At this time, the object evasion 910 connects the cutting depth to the lower surface of the OPP film 5 and the hot melt layer 6 of the cut layer 4. That is, the object incision 910 does not reach the support layer 3 but is formed at a depth enough to cut the entire incision layer 4.

Also, the process of forming the object cutting-down step S62 may be manually performed or may be performed using a cutting device equipped with a blade according to the shape of the laser marking.

The overall section improvement forming step S63 is a processing step for forming the entire incision 920 by cutting the entire marked portion of the laminate 900 that has been laser marked by the laser marking step S61 into a blade.

At this time, the total incision 920 is formed such that the incision depth is connected to the middle point of the incision 4, so that the incision depth is not deep compared with the incision 910.

Also, the entire incision improvement forming step S63 may be performed manually or by using a cutting device equipped with a blade according to the shape of the laser marking.

The object region removing step S64 may include an object folding step 962 and an overall folding folding step 920 by the object folding forming step S62 and the overall folding forming step S63, 4, the object incision 910 is cut and removed from the incision layer 4.

That is, the object regions 901 of the cut-off layer 4 are removed from the cut-off layer 4 by the object region removing step S64. At this time, the object evasion 910 is performed in such a manner that the incision depth is connected to the entire depth of the incision layer 4, specifically, from the upper surface of the hot melt layer 6 to the lower surface of the OPP film 5, The PET film of the support layer 3 is exposed to the outside.

FIG. 6 is a plan view of a laminate for illustrating a state removed by the object region removing step of FIG. 4; FIG.

6, since the edges of the object areas 901 of the cut layer 4 are deeply cut by the object cutting 910, the operator can perform the object area removing step S64 The object regions 901 of the pattern can be easily removed from the cut-off layer 4. [

At this time, when the object regions 901 are removed by the object region removing step S64 of the laminate 900, the supporting layer 3 is exposed to the outside in the removed space.

Referring again to FIG. 2, the hot-melt powder application step S70 includes a hot-melt powder application step S70 as an object area space of the cut-off layer 4 removed by the cut- 7).

At this time, since the upper surface of the supporting layer 3 exposed to the outside is in a state in which the adhesive is adhered, the hot-melt powder 7 is adhered to the upper surface of the supporting layer 3 by the adhesive.

In the hot-melt powder application step S70, the hot-melt powder having a color corresponding to the color to be expressed with respect to each object region 901 is applied by the operator, so that various colors can be expressed through a simple process.

In addition, it is preferable that hot-melt powder, hot melt, methacrylic, retroreflective film and pearl are agitated and adhered through a binder and pulverized into powder.

FIG. 7 is an exemplary view for explaining the step of applying the hot-melt powder of FIG. 2;

7, the hot-melt powder application step S70 is a step of applying a hot-melt powder 7 to the space of the supporting layer 3 from which the object region is removed, in which the object region corresponding to the ' The hot-melt powder 7 'of orange color can be applied, and the hot-melt powder 7' 'of purple color can be applied to the space where the object region corresponding to the' wing 'is removed.

The hot melt powder 7 is heated and hardened by heating the hot melt powder 7 applied through the hot melt powder application step S70 so that the hot melt powder 7 is firmly adhered to the support layer 3 .

In the hot melt powder thermal aging and aging step (S80), the hot melt powder 7 is heated in a state in which the hot melt powder 7 is applied to the hot melt powder by using a known hot press machine, and the hot melt powder is heated for 1 minute Dry for 3 hours (aged).

In this case, it is preferable that the temperature of the hot pressing is 50 to 210 ° C, the time of the hot pressing is 1 to 60 seconds, the temperature of aging is 0 to 50 ° C, and the time of aging is 1 to 3 hours.

When the hot-melt powder is aged by the hot-melt powder thermal aging and aging step (S80), the hot-melt film 1 of FIG. 3 described above is produced.

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FIG. 8 is an exemplary view for explaining the cutting layer separation step of FIG. 2. FIG.

The cut-off layer separation step S90 removes the cut-off layer 4 from the hot-melt film 1 produced by the hot-melt powder thermal aging and aging step S80, as shown in FIG.

Since the incision layer 4 is removed along the entire incision 920 because the incision 9 has the entire incision 920 formed outside the space where the inner object region is removed, Only an area between the entire section improvement 920 and the object section improvement 910 remains.

As described above, when the hot laminated film 1 is subjected to the known hot lamination method with the hot melt powder 7 adhered in the direction in which the hot melt powder 7 comes into contact with the cloth, the hot melt powder 7 is melted The hot melt powder 7 adheres to the fabric in a variety of colors.

At this time, the support layer 3 is peeled and removed when the hot-melt powder 7 is fused to the fabric.

In other words, the hot-melt film 1 can be firmly attached to the fabric since the hot-melt powders 7 are directly fused to the fabric without passing through the intermediate member. At the same time, It is possible to expect design effects such as color patterns, figures, and pictures, and the holograms, PU fabrics, NORNAL films and luminous films (3M) .

The object of the present invention is to provide a method and apparatus for creating object refinement at the edges of each object region of a drawing and simultaneously forming an overall refinement at the edges of the entire object, It is possible to exhibit various color effects only by a process of applying a hot-melt powder as a space.

1: hot melt film 3: support layer 31: pressure-sensitive adhesive
4: incision layer 5: OPP film 6: hot melt layer
7: hot-melt powder 900: laminate 901: object area
910: Improved object refinement 920: Improved overall refinement
S1: Hot melt film production method S10: OPP film preparation step
S20: laminating hot melt layer Step S30: preparation of support layer and adhesion step
S40: Cutting layer and supporting layer laminating step S50: Cutting step
S60: Cutting section and incision improvement formation step S70: Hot-melt powder application step
S80: hot melt powder heat-setting and aging step S90: incision layer separation step
S61: Laser Marking Step S62: Object Section Improvement Forming Step
S63: full section improvement forming step S64: object area removing step

Claims (6)

A hot-melt layer forming step of forming a cut-off layer by forming a hot-melt layer on one surface of the first transparent film;
A support layer preparation and adhesion step of applying a pressure-sensitive adhesive on one side of the support layer which is the second transparent film;
A cutting layer and a supporting layer laminating step in which the other surface of the cut layer is joined to one surface of the supporting layer to join the cutting layer and the supporting layer;
A cut-out portion and an incision reducing step for removing the inside of the cut-off layer in accordance with the shape of a pre-formed pattern, in a laminate laminated to the incision layer and the support layer lapping step;
A hot-melt powder application step of applying a hot-melt powder to a space of the cut-off layer removed by the cut-out portion and the incision-reducing formation step;
Melting and hot-melting the hot-melt powder applied by the hot-melt powder application step;
And removing the remaining region of the cut-off layer from the laminated article in which the hot-melt powder is heated and hardened to produce a hot-melt film. The method of claim 1, wherein the drawing comprises a plurality of object regions,
The cut-out portion and the incise reduction forming step
A laser marking step of forming an object marking by laser marking the rim of each of the object areas with laser marking of the edge of a pattern made on the hot melt layer of the cut layer of the laminate;
Forming an object folding step of cutting a line of object marking marked by the laser marking step with a blade and forming an object folding line where the cutting depth is connected to the face of the cut layer that is provided on the support layer;
Cutting the line of the entire marking marked by the laser marking step with a blade and forming an overall incision not connecting the incision depth to the access surface of the incision layer;
Further comprising an object region removing step of removing the object regions from each of the object regions,
Wherein the step of applying the hot-melt powder comprises applying hot-melt powders of predetermined colors to the space from which the object regions are removed. [3] The method of claim 2, wherein the cutting step includes cutting the entire incision to remove a remaining region of the incision layer, thereby removing a region between the entire incision improvement and the incision improvement, Wherein the hot melt adhesive layer is formed on the substrate. The method of claim 3, wherein the first transparent film is an oriented polypropylene (OPP)
The hot melt layer forming step
Wherein a polyurethane (PU) and a foil are coated on the other surface of the first transparent film to diffuse light through a hologram. delete 5. The method according to claim 4, wherein the hot melt powder heat setting and aging step
Wherein the hot pressing temperature is in the range of 50 to 210 DEG C, the heat setting time is 1 to 60 seconds, the aging temperature is 0 to 50 DEG C, and the aging time is 1 to 3 hours.

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