KR101065837B1 - Film for preventing pollution - Google Patents

Abstract

The present invention relates to a film for preventing contamination. The present invention includes a printing layer, a film layer formed on the upper surface of the printing layer, an embossed layer formed on the film layer upper surface, a primer layer formed on the upper surface of the emboss layer, and an antifouling layer formed on the primer layer upper surface.

Description

Anti-fouling film {FILM FOR PREVENTING POLLUTION}

The present invention relates to a film, and more particularly includes a pollution prevention layer, such as leaflets, advertisements and stickers on the surface of various roadside facilities such as street lights, power poles, fences, underpasses, traffic lights, public telephone booth buses and overpass pier. This prevents the adhesion, and relates to a film for preventing pollution that can prevent surface contamination of the film itself due to contaminants such as smoke in the atmosphere.

Various roadside facilities, such as electric poles, street lights, traffic lights, traffic signs, etc., installed on the roads, often have illegal advertisements attached to them.

There have been many studies to solve this problem. For example, Korean Patent Laid-Open Publication No. 2001-0087777 discloses a coating composition for preventing adhesion of a sticker composed of an organopolysiloxane, silica powder, and a diluent, and Korean Patent Publication No. 1991-0004676 discloses a coating composition. Various synthetic resins are used as binding resins. Polyethylene resins, silicone resins or silicone oils, fluorine resin paints, surfactants, silane-based organic binder paint additives, pigments and fillers, diluents and coating composition for preventing wall coverings Described.

In Korean Utility Model Registration No. 20-282040, a printed layer of advertisement text is formed on a transparent sheet such as PVC to make the printed layer recognized from the outside, and a half-spherical advertisement is formed on the entire surface of the transparent film such as PVC. The anti-advertisement anti-adhesion film is formed to prevent the dropping of the hemispherical advertisement anti-adhesion protrusion by forming a water adhesion preventing protrusion and forming a coating layer of transparent resin on the front surface thereof. Patent No. 20-355609 discloses a polymer substrate film having a printed layer, an ultraviolet blocking layer laminated on the printed layer, and an advertisement adhesion preventing layer laminated on the ultraviolet blocking layer, such as alkyd resin, melamine-formaldehyde resin, and urea. Formaldehyde resins, polyurethane resins, gelatin, acrylic resins, epoxy resins, polyester resins, polysiloxane resins or these Among the resins selected from the mixture, the adsorbing prevention layer selected from diamond steel, turquoise particles, glass beads, silica sand particles, silica particles, alumina particles or a mixture thereof, an adhesive layer laminated on the lower layer of the polymer base film, and on the adhesive layer There is disclosed a laminated film having an ad adhesion preventing function consisting of a laminated polysiloxane resin layer having a tacky adhesive and a release paper layer detachably adhered to the tacky polysiloxane resin layer.

In addition, the Republic of Korea Utility Model Registration No. 20-266067 is a paint layer coated with a liquid paint on the surface of the engine layer formed of a cloth cloth having a predetermined width, sprayed before the paint is hardened by the adhesive force of the paint Illustrated sand or carborundum layer and the sand or carborundum layer is coated with a silicone or an emulsion and coated with a surface coating layer embossed surface illegal advertising water prevention pad is described, Republic of Korea Utility Model Publication No. No. 20-338005 describes an ad-adhesive anti-stick film composed of a fixing portion hardened by mixing enamel paint or alkyd paint and a silicone resin solution, and an embossing material supported by the fixing portion and forming irregularities on the surface.

Korean Utility Model Publication No. 1992-0001738 discloses a paper, cloth or resin film, etc., by applying an adhesive to form an adhesive layer, and in the ordinary one to which an adhesive layer protective tape coated with a release agent is attached. An anti-adhesion tape is obtained by heating and fusion of a silicone resin release agent layer on a surface of a cloth or a resin film at an appropriate temperature, and Korean Unexamined Utility Model Publication No. 1990-0019188 discloses an awl-shaped needle or ball shape. The advertising anti-adhesion protection plate has been disclosed, which is used to protrude in the shape of a bulb and to attach it to the board in the form of continuous connection by using an adhesive or a string.

However, the above techniques were weak or did not last long to prevent the adhesion of advertisements, and most of them could be removed by applying an external force of a certain intensity. In addition, only the attachment prevention function, there was a problem that can not prevent the film itself is contaminated by the smoke in the air generated on the road adjacent to the road.

An object of the present invention is to provide an anti-fouling film that can prevent adhesion of illegal advertisements and the like on the surface and also prevent contamination of the film itself due to soot.

The antifouling film for realizing the object of the present invention is a print layer, a film layer formed on the upper surface of the printing layer, an embossed layer formed on the upper surface of the film layer, a primer layer formed on the upper surface of the emboss layer and the primer layer upper surface It includes a pollution prevention layer formed.

According to the anti-fouling film of the present invention, by forming an anti-fouling layer on the surface of the film it is possible to prevent adhesion of labels, advertising leaflets, stickers, etc. on the top of the film. In addition, by preventing the contamination of the surface of the film itself by the smoke generated in the city can contribute to maintaining the aesthetics of the city and reduce the cost of beautification of the facility.

1 is a cross-sectional view showing a film for preventing contamination according to an embodiment of the present invention.

The antifouling film of the present invention includes a print layer, a film layer formed on the upper surface of the print layer, an embossed layer formed on the upper surface of the film layer, a primer layer formed on the upper surface of the emboss layer, and an antifouling layer formed on the primer layer upper surface.

Hereinafter, with reference to the accompanying drawings, the anti-fouling film of the present invention will be described in more detail.

Referring to FIG. 1, a printed layer 30 is provided. If desired, a desired pattern, picture, text, or the like may be formed on the back surface or the surface of the printed layer 30, and may be formed using a general gravure printing method. According to one embodiment of the present invention, the film of the present invention was applied to the object to be attached such as telephone poles, street lights, traffic lights, public telephone booths, bus stop booths, power distribution boards, etc. by printing a tree pattern on the printing layer 30. When it is beautiful, it can contribute to the beauty of the city.

According to one embodiment of the present invention, a pressure-sensitive adhesive coating layer 20 may be formed on the lower surface of the printing layer 30 so that the user can easily adhere the film to the surface of the object to be attached. The pressure-sensitive adhesive coating layer 20 can be formed using an acrylic copolymer generally used widely. When the pressure-sensitive adhesive coating layer 20 is formed on the bottom surface of the printing layer 30, further includes a release paper (10) on the back surface to protect the pressure-sensitive adhesive coating layer 20 during the storage or transport of the film. can do.

The film layer 40 is formed on the upper surface of the printed layer 30. The film layer 40 serves to make the printed contents well visible while protecting the printed layer 30 formed at the bottom. According to one embodiment of the invention, the film layer 40 may be a transparent film such as PVC.

Next, an embossed layer 50 having an adhesion preventing protrusion (embossing) is formed on the upper surface of the film layer 40. By forming the embossed layer 50, it is possible to physically make it difficult for the adherend, such as advertising paper, to adhere to the upper end of the film without permission, and can be easily removed even after the attachment. In addition, it can also play a role of enhancing the aesthetics by giving a three-dimensional effect to the printed matter. According to one embodiment of the invention, the depth of the anti-sticking projection is about 2mm, it is preferable to manufacture in a rounded form.

The primer layer 60 is formed on the upper surface of the embossed layer 50.

The embossing layer 50 is formed with an anti-sticking protrusion, so that when the anti-fouling layer 70 is formed directly on the top surface, a coating agent is relatively weakly applied to the intaglio portion of the anti-sticking protrusion so that uniform surface treatment may be difficult. At this time, before forming the antifouling layer 70 by applying a primer treatment to the primary coating it can be made to uniformly form the antifouling layer 70 on the top.

The primer layer 60 is preferably a main body and a solvent are mixed in a volume ratio of about 1: 1. The main material used for the primer layer 60 is preferably the same kind as that used for the antifouling layer 70 described later. According to one embodiment of the present invention, ES Excellant special coating agent thermosetting resin (silver industry) can be used as the subject. The ES Excellant special coating agent thermosetting resin is 20 to 40% by volume of N, N-dimethylformamide (N, N-dimethylformamide), 0.1 to 1% by volume of methyl alcohol, silicon oxide (silica, amorphous) ) 2 to 10% by volume, urethane resin 8 to 20% by volume, and methyl ethyl ketone as the balance. As the solvent, a generally usable organic solvent may be used, but according to one embodiment of the present invention, a solvent in which methyl ethyl ketone and ethyl acetate are mixed in a volume ratio of 1: 1 is used. It is preferable to use.

According to one embodiment of the present invention, the main material and the solvent used in the primer layer 60 are sufficiently stirred for 5 minutes or more at a temperature of about 40 ℃ to 50 ℃. In addition, after stirring, it is filtered and uniformly applied using 130mesh. After the primer layer 60 is applied, it is sufficiently dried at room temperature and then the antifouling layer 70 is formed.

An antifouling layer 70 is formed on the primer layer 60.

The anti-fouling layer 70 is formed using a two-component coating mixture of the main material and the curing agent.

According to one embodiment of the invention, the subject and the hardener are preferably mixed in a volume ratio of about 10: 1. When the volume of the main agent is 10, when the volume of the curing agent is greater than 1, the working time for applying the coating agent is shortened, so that it is difficult to secure sufficient time for the work. In addition, the film surface may be excessively cured after the coating treatment, such that surface cracking may occur, thereby failing to satisfy desired physical properties. When the volume of the main agent is 10, when the volume of the curing agent is less than 1, it may take a long time to cure after coating the coating agent.

According to an embodiment of the present invention, the ES Excellant special coating agent thermosetting resin (silver industry) may be used as the thermosetting resin including urethane resin. The ES Excellant special coating agent thermosetting resin is 20 to 40% by volume of N, N-dimethylformamide (N, N-dimethylformamide), 0.1 to 1% by volume of methyl alcohol, silicon oxide (silica, amorphous) ) 2 to 10% by volume, urethane resin 8 to 20% by volume, and methyl ethyl ketone as the balance.

As the curing agent, any of commercially available curing agents can be used. According to one embodiment of the present invention, as the curing agent, ES Excellant special coating agent curing agent (silver industry) can be used. The ES Excellant special coating agent thermosetting resin includes about 20 to 60% by volume of methyl ethyl ketone and about 40 to 80% by volume of poly (hexamethylene diisocyanate). .

According to one embodiment of the present invention, the main agent and the curing agent used in the antifouling layer 70 are sufficiently stirred for 10 minutes or more at a temperature of about 60 ℃ to 70 ℃. In addition, after stirring, it is filtered and evenly applied to the surface using 70mesh.

According to the present invention, it is possible to prevent adhesion of labels, advertisement flyers, stickers, etc. on the top of the film by including a pollution prevention layer coated with a two-component coating. In addition, by preventing the contamination of the film by the smoke generated in the city can contribute to maintaining the aesthetics of the city and reduce the cost of beautification of the facility. In addition, the antifouling film of the present invention can maintain a pollution prevention effect for more than two years long durability.

The film layer made of a PVC transparent film was first passed through a preheating drum at 100 ° C., and then the print layer was thermally processed by passing through a preheating drum at 110 ° C. in the same manner as the film layer to form a print layer and a film layer. An embossed layer was formed by giving an embossed pattern over the main drum at 140 ° C.

Main body (ES Excellant special coating agent thermosetting resin, silver industry) and solvent mixed 1: 1 with methyl ethyl ketone and ethyl acetate were mixed in a volume ratio of 1: 1 for 5 minutes at a temperature of about 40 ℃ to 50 ℃ After stirring sufficiently, the primer layer was formed by filtration and uniformly using 130mesh. After drying sufficiently at room temperature, the main body (ES Excellant special coating agent thermosetting resin, silver industry) and curing agent (ES Excellant special coating agent curing agent, silver industry) are mixed at a volume ratio of 10: 1 to about 65 ° C to After sufficiently stirring for 10 minutes or more at a temperature of 70 ℃ filtered by uniformly using a 60mesh to form an antifouling layer.

Comparative example

When the antifouling layer is formed, the one-component resin (ES Excellant special coating agent thermosetting resin, silver industry) is stirred at a temperature of about 60 to 65 ° C. for at least 10 minutes, filtered, and uniformly applied using 80 mesh. A film was prepared in the same manner as in Example, except that the film was formed.

Experimental Example

For the films prepared in Examples and Comparative Examples, the adhesion adhesion preventing effect and the stain resistance were measured. As a result, in the comparative example, the OPP tape was not adhered, but the cloth tape was adhered to the surface, and the antifouling layer was peeled off by the solvent even in the stain resistance test. On the other hand, the film of the Example did not adhere to the surface of both the OPP tape and cloth tape, and the surface state change by the solvent was not observed in the stain resistance test, it was determined that the adhesion adhesion prevention effect and stain resistance effect was excellent.

By including a pollution prevention layer on the top of the anti-fouling film of the present invention it is possible to prevent adhesion of labels, advertising flyers, stickers, etc. on the top of the film. In addition, by preventing the pollution of the smoke generated in the city, it contributes to maintaining the aesthetics of the city and the cost of beautification of the facility is reduced.

10: release agent
20: adhesive coating layer
30: printed layer
40: film layer
50: embossed layer
60: primer layer
70: antifouling layer

Claims (7)

delete In the antifouling film comprising a printing layer, a film layer formed on the upper surface of the printing layer, an embossed layer formed on the upper surface of the film layer, a primer layer formed on the upper surface of the embossed layer, a pollution prevention layer formed on the upper surface of the primer layer,
The antifouling layer is antifouling film, characterized in that formed using a two-component coating mixed with the main agent and the curing agent. The antifouling film according to claim 2, wherein the ratio of the main agent and the curing agent is 10: 1 by volume. delete delete According to claim 3, wherein the subject is N, N- dimethylformamide (N, N- dimethylformamide) 20 to 40% by volume, methyl alcohol 0.1 to 1% by volume, silicon oxide (silica, amorphous) 2 To 10% by volume, urethane resin 8 to 20% by volume, and the balance containing methyl ethyl ketone as a balance, the curing agent is 20 to 60% by volume methyl ethyl ketone And a mixture comprising 40 to 80% by volume of poly (hexamethylene diisocyanate) (poly (hexamethylene diisocyanate)). The method according to claim 2, wherein the primer layer contains a main body and a solvent in a volume ratio of 1: 1, the main body is 20 to 40% by volume of N, N-dimethylformamide (N, N-dimethylformamide), methyl alcohol ( methyl alcohol) 0.1 to 1% by volume, 2 to 10% by volume of silicon oxide (silica, amorphous), 8 to 20% by volume of urethane resin, and the remaining amount is a mixture containing methyl ethyl ketone , The solvent is a mixture for preventing pollution, characterized in that the mixture containing 50% by volume of methyl ethyl ketone (methyl ethyl ketone) and 50% by volume of ethyl acetate.

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