TWM520641U - Reflective light emitting film - Google Patents

Description

Reflective luminescent film

This creation belongs to the technical field of reflective illuminating objects, and more particularly to a reflective luminescent film and its use.

With the advancement of the times, reflective objects have developed a washable material, and there have been many changes in color and pattern. General reflective objects are used in the exterior of clothing, vests, hats, shoes or vehicles to provide pedestrians and drivers with safety in traffic, or as large advertising signs, posters or traffic signs, to provide warning or reminder by reflective objects. .

For example, in the Chinese creation application entitled "Reflective Objects and Manufacturing Method" thereof, the application discloses that the reflective article sequentially comprises the following layered structure: a reflective layer in which an optical component is embedded, and a colored layer. And a reflective layer, wherein the optical component is embedded in the reflective layer and forms a flat surface through the reflective layer, so that a flat layer structure can be achieved by using a small amount of adhesive and ink, so that the reflective object can be compared A thin colored layer enhances the light transmission and reflection of the reflective layer in the inner layer. However, the reflective object still has the following disadvantages: 1. It only has a reflective effect when illuminated, but does not work in the absence of illumination, and the warning effect is poor; 2. The colored layer covers the reflected light of the reflective layer, Reflective effect still Room for improvement.

In the Chinese creation application entitled "A reflective luminous integrated printing fabric and its manufacturing process", the application number is 201410261141.9, which discloses that a reflective layer and a fluorescent layer are sequentially arranged from top to bottom on any surface of the fabric body. , silk screen / stencil layer and adhesive pattern layer, its effect under natural light is no different from ordinary fabric (webbing or cloth, etc.), but after absorbing enough light source to move to the dark, the ribbon (cloth) heat transfer pattern can be issued by itself. Visual light source, in addition to the light source in the dark, the light source can be reflected, so that the heat transfer pattern is clearly displayed, with luminous and reflective effects, but the reflective film of the printed fabric is made of transparent reflective glass beads and substrate layer, only The reflected white light source cannot produce the visual effect of the variable image depending on the illumination angle, distance and brightness.

The purpose of the present invention is to overcome the above-mentioned drawbacks in the prior art, and to provide a reflective illuminating film and a reflective illuminating object, which can reflect and absorb light during illumination, and can emit light after light absorption to further improve warning effect and safety. And the reflective illuminating film can reflect the colorful light, and the morphing effect can be generated according to the difference of the illumination distance, the brightness and the observation angle on the basis of the color or the pattern on the bonding film.

In order to achieve the above object, a first aspect of the present invention provides a reflective luminescent film comprising the following layered structure: a reflective layer formed by bonding a plurality of optical elements through a bonding agent; An attachment layer on the surface of the substrate; the adhesion layer is coated with or printed with a luminescent powder and a color or a first pattern to form a luminescent color layer, or the surface of the reflective layer is coated or printed with luminescent powder and a color or a first pattern, A layer of luminescent color is formed.

Wherein, the optical element can be directly disposed as an optical element which is previously subjected to electroplating treatment and can reflect colorful light, and can enable the reflective layer to reflect colorful light. Alternatively, the light reflecting layer may be plated with a plating layer for reflecting the optical element with colorful light such that the light reflecting layer reflects the colorful light.

Preferably, the optical element is provided as a reflective glass bead.

Preferably, the surface of the light reflecting layer is provided with a peelable release carrier. The release carrier is provided as a PET film.

Preferably, the attachment layer is composed of PU glue, TPU glue or two-component acrylic.

Preferably, the surface of the light reflecting layer is coated or printed with a second pattern or color to form at least one outer color layer.

A second aspect of the present invention provides a method for preparing a reflective luminescent film, comprising the steps of: (1) preparing a release carrier; and (2) adhering an optical component that has been previously plated and reflects colorful light by an adhesive. The surface of the release carrier forms a light reflecting layer; or the optical component is adhered to the surface of the release carrier by a binder to form a light reflecting layer, and the reflective layer is plated for reflecting the colorful light of the optical component. a plating layer; (3) forming an attaching layer on the bottom surface of the light reflecting layer or the bottom surface of the plating layer for attaching to the surface of the substrate; (4) coating or printing the luminescent powder on the attaching layer and color or a pattern to form a layer of luminescent color, or to apply or print luminescent powder on the surface of the reflective layer of the release carrier And a color or a first pattern to form a luminescent color layer.

Preferably, after the step (4), the method further comprises: (5) peeling the release carrier when the attachment layer is attached to the surface of the substrate; and (6) coating or printing on the surface of the reflective layer. The second pattern or color forms at least one outer color layer.

The collaborative manufacturer of the present invention provides a reflective illuminating object, including an object body and a reflective illuminating film as described in the above technical solution, which can be manufactured by means of weaving, coating, printing, injection molding, injection, dispensing, etc. The connected body bodies form a reflective illuminating object. The object body includes clothing, boxes, bags, caps, shoes, socks, umbrellas, boxes, signs, signs, stickers, tapes, raincoats, advertising signs, posters, computer panels, television screens, LCD panels, and fabrics of the above products. , accessories and zeros, components, etc., such as: computer or TV display (panel) illuminating film. In addition to being able to make all kinds of products mentioned above, of course, it can also be used as other products and accessories.

Compared with the prior art, the beneficial effects of the present creation are:

1. The reflective layer of the reflective illuminating film of the present invention is embedded with an optical component having a reflective effect, and the luminescent color layer is coated or printed with luminescent powder and a color or a first pattern, and the reflective luminescent film can be reflected in the dark under the illumination of the light source. And absorb light, after light absorption, it can emit light, so that the reflective light-emitting film can emit light regardless of whether there is light or not, which improves the warning effect and safety.

2. The optical components of the creation can reflect the colorful light after being electroplated, and the pattern or color of the illuminating color layer can be seen before the reflective illuminating film is reflected. The illumination can reflect the colorful light, and can also follow the illumination distance, brightness and observation angle. Different produces a variable image effect, of course, also It can achieve a colorful reflection effect with only colorful light under a certain illumination angle, and its reflection effect is good, which increases anti-counterfeiting and aesthetics.

3. When the outer surface of the reflective layer is coated or printed with a pattern or color, the reflective illuminating film can display the pattern or color of the coating or printing in the case of the original reflection and only the colorful light, so as to avoid the monotony of only the colorful light. Increase the aesthetics.

1‧‧‧Optical components

2‧‧‧reflective layer

3‧‧‧ Attachment layer

4‧‧‧Light color layer

5‧‧‧Exclusive carrier

6‧‧‧External color layer

7‧‧‧Electroplating

8‧‧‧ release layer

In order to more clearly explain the present embodiment or the technical solutions in the prior art, the drawings used in the embodiments or the prior art description will be briefly described below. Obviously, the drawings in the following description are the creations. For some embodiments of the present invention, other drawings can be obtained according to the drawings without any creative work: FIG. 1 is a cross section of the reflective illuminating film provided in the first embodiment of the present invention. Figure 2 is a cross-sectional view of a retroreflective luminescent film provided in the second embodiment of the present invention; Figure 3 is a cross-sectional view of the retroreflective luminescent film provided in the third embodiment of the present invention; A cross-sectional view; and FIG. 5 is a cross-sectional view of the retroreflective luminescent film provided in the fifth embodiment of the present invention.

In order to make the objectives, technical solutions, and advantages of the present embodiments more clearly, the technical solutions in the present embodiments will be clearly and completely described in conjunction with the drawings in the present embodiments. Is part of this creation, not all An embodiment. All other embodiments obtained by those skilled in the art based on the embodiments in the present invention without creative efforts are within the scope of the present invention.

Referring to FIG. 1, a first embodiment of the present invention provides a reflective luminescent film comprising the following layered structure: a reflective layer 2 formed by bonding a plurality of optical elements 1 through an adhesive; An attachment layer 3 attached to the surface of the substrate; a luminescent color layer 4. The structure of each layer will be described in detail below.

Specifically, the optical element 1 is preferably provided as a reflective glass bead, and the reflective glass bead preferably has a particle diameter of 20 to 400 mesh and a refractive index of 1.5 or more.

In addition, the reflective glass beads need to be pre-plated and then adhered by a binder, and the electroplated metal material may be aluminum, silver, tin, chromium, zinc or a combination thereof (including a compound). Among them, the reflective glass bead needs to achieve the effect of reflecting colorful light after being subjected to electroplating treatment, and the purpose thereof is to make the reflective illuminating film have a variable image effect depending on the illumination angle, distance and brightness.

In the light reflecting layer 2, the manner in which the adhesive coats the optical element 1 includes coating, laminating or embossing or the like. Wherein, the plurality of optical elements 1 are adhered to form a flat surface.

In the attachment layer 3, the attachment layer 3 is composed of PU glue, TPU glue or two-component acrylic. Of course, it can also be made of other colloids, not limited to this embodiment.

The attaching layer 3 is coated or printed with a luminescent powder and a color or a first pattern to form the luminescent color layer 4. The manner in which the color or pattern is formed on the attachment layer 3 includes computer printing, screen printing, inkjet, embossing, or other various printing methods. The retroreflective luminescent film of the present invention can transfer the luminescent powder and the color or pattern to the surface of any kind of material through the attaching layer 3.

The method for preparing the reflective luminescent film of the first embodiment of the present invention comprises the following steps: (1) preparing a release carrier 5; (2) an optical element 1 which has been previously subjected to electroplating treatment and reflects colorful light is adhered to the surface of the release carrier 5 by an adhesive to form a light-reflecting layer 2; (3) a surface is formed on the bottom surface of the light-reflecting layer 2 Attaching layer 3 attached to the surface of the substrate; (4) coating or printing the luminescent powder and the color or the first pattern in the attachment layer 3 to form a luminescent color layer 4; (5) when the affixing layer 3 is attached When attached to the surface of the substrate, the release carrier 5 is peeled off.

Referring to FIG. 2 , a second embodiment of the present invention provides another reflective luminescent film comprising the following layered structures: an illuminating color layer 4 and a plurality of optical elements 1 bonded by an adhesive. Reflective layer 2; an attachment layer 3 for attachment to the surface of the substrate. The reflective luminescent film according to the second embodiment of the present invention is different from the reflective luminescent film of the first embodiment in that the luminescent powder and the color or the first pattern are coated or printed on the surface of the reflective layer to form the illuminating layer. A color layer 4 is located at the outermost layer of the reflective luminescent film.

Wherein, when the color or the first pattern is coated or printed on the surface of the light reflecting layer 2, the reflective light emitting film can display the color or the first pattern of the painted or printed color when the original light is reflected and only the colorful light is left, so as to avoid only the colorful The monotony of light increases the aesthetics.

The method for preparing the reflective luminescent film of the second embodiment of the present invention comprises the following steps: (1) preparing a release carrier 5; (2) adhering the optical component 1 which has been previously subjected to electroplating treatment and can reflect colorful light by the adhesive. Forming a light reflecting layer 2 on the surface of the release carrier 5; (3) forming a sticker on the bottom surface of the light reflecting layer 2 for attaching to the surface of the substrate Attachment 3; (4) peeling off the release carrier 5 when the attachment layer 3 is attached to the surface of the substrate; (5) coating or printing on the surface of the reflective layer 2 of the release release carrier 5 The luminescent powder and the color or the first pattern form a luminescent color layer 4.

Referring to FIG. 3, a third embodiment of the present invention provides another retroreflective luminescent film comprising the following layered structure: a peelable release carrier 5; and a plurality of optical components 1 bonded by a binder a reflective layer 2; an attachment layer 3 for attaching to the surface of the substrate; and a luminescent color layer 4. The retroreflective luminescent film of the third embodiment is different from the retroreflective luminescent film of the first embodiment in that a peelable release carrier 5 is disposed on the surface of the reflective layer 2. Preferably, the release carrier 5 is provided as a PET film or other useful carrier.

Wherein, the release carrier 5 corresponds to the substrate on which the optical component 1 is disposed during the manufacturing process, so that the optical component 1 can be attached to the release carrier 5, and further the adhesive is applied to form the surface of the flat reflective layer 2 and This fixed optical element 1.

The method for preparing the reflective luminescent film of the third embodiment of the present invention comprises the steps of: (1) preparing a release carrier 5; and (2) adhering the optical component 1 which has been previously subjected to electroplating treatment and can reflect colorful light by the adhesive. Forming a light reflecting layer 2 on the surface of the release carrier 5; (3) forming an attaching layer 3 on the bottom surface of the light reflecting layer 2 for attaching to the surface of the substrate; (4) coating or applying in the attaching layer 3 The luminescent powder and the color or the first pattern are printed to form a luminescent color layer 4.

Referring to FIG. 4, a fourth embodiment of the present invention provides another reflective luminescent film comprising the following layered structures: an external color layer 6; and a plurality of optical elements 1 bonded by an adhesive. a reflective layer 2; an attachment layer 3 for attaching to the surface of the substrate; and a luminescent color layer 4. The reflective illuminating film of the fourth embodiment is different from the luminescent film of the first embodiment in that the surface of the light reflecting layer 2 is coated or printed with a second pattern or color to form an outer color layer 6. The outer color layer 6 is located at the outermost layer of the reflective luminescent film.

Wherein, when the color or pattern is painted or printed on the surface of the light reflecting layer 2, the reflective light emitting film can display the color or the second pattern of the painted or printed color in the case of the original reflective and only the colorful light is left, so as to avoid only the colorful The monotony of light increases the aesthetics. It should be noted that the outer color layer 6 may also be provided with multiple layers, and the outer color layer 6 is provided with more layers, which can protect the color or pattern of the sub-layer or lower layer, and the effect of reducing wear is better.

The method for preparing the reflective luminescent film of the fourth embodiment of the present invention comprises the steps of: (1) preparing a release carrier 5; and (2) adhering the optical component 1 which has been previously subjected to electroplating treatment and can reflect colorful light by the adhesive. Forming a light reflecting layer 2 on the surface of the release carrier 5; (3) forming an attaching layer 3 on the bottom surface of the light reflecting layer 2 for attaching to the surface of the substrate; (4) coating or applying in the attaching layer 3 Printing the luminescent powder and the color or the first pattern to form a luminescent color layer 4; (5) peeling the release carrier 5 when the affixing layer 3 is attached to the surface of the substrate; (6) peeling away The surface of the light reflecting layer 2 of the type carrier 5 is coated or printed with color or The second pattern forms at least one outer color layer 6.

Embodiment 5

Referring to FIG. 5, a fifth embodiment of the present invention provides another reflective luminescent film comprising the following layered structure: a reflective layer 2 formed by bonding a plurality of optical elements 1 through an adhesive; a plating layer 7 on the bottom surface of the light reflecting layer 2; an attaching layer 3 for attaching to the surface of the substrate; and a light emitting color layer 4. The reflective luminescent film of the fifth embodiment is different from the reflective luminescent film of the first embodiment in that the optical component 1 does not need to be subjected to electroplating in advance, but the optical component 1 is adhered by an adhesive. After the light reflecting layer 2 is formed, a plating layer 7 for reflecting the colorful light of the optical element is electroplated on the bottom surface of the light reflecting layer 2.

The method for preparing a reflective luminescent film of the fifth embodiment of the present invention comprises the steps of: (1) preparing a release carrier 5; (2) adhering the optical component 1 to the surface of the release carrier 5 by a binder to form a reflective Layer 2, and plating a plating layer 7 for reflecting the colorful light of the optical element 1 on the bottom surface of the light reflecting layer 2; (3) forming an attaching layer on the bottom surface of the plating layer 7 for attaching to the surface of the substrate Layer 3; (4) coating or printing a luminescent powder and a color or a first pattern on the attachment layer 3 to form a luminescent color layer 4; (5) when the attachment layer 3 is attached to the surface of the substrate, The release carrier 5 is peeled off.

In addition, in the light-emitting luminescent film described in the fifth embodiment, the luminescent color layer 4 may be disposed on the surface of the light-reflecting layer 2 instead. In addition, the surface of the reflective layer 2 is also A second pattern or color can be applied or printed to form at least one outer color layer. It should be noted that the position of the plating layer 7 is also different by using different plating methods. The plating layer 7 may also be located on the top surface of the light reflecting layer 2 or on the top and bottom surfaces of the light reflecting layer 2, which is not the implementation. The example is limited.

In the prior art, the optical component of the reflective illuminating film is generally composed of transparent reflective glass beads or aluminum plated on the bead film, which can only reflect white light under the illumination of the light source in the dark, and can be seen before the reflective illuminating film is reflected. The pattern on the film disappears when illuminated, but only white light can be seen from any angle.

In the embodiment of the present invention, the optical component can reflect the colorful light after being electroplated, and the pattern of the illuminating color layer can be seen before the reflective illuminating film is reflected. When the light is illuminated, the reflection of the colorful light and the illumination distance, brightness and observation are observed. The difference in angle affects the visual effect of the human body viewing the pattern, thus producing a variable image effect. Among them, when a certain viewing angle (such as the front) can achieve a colorful reflective effect with only colorful light.

In practical application, the reflective illuminating film described in the present invention can be connected with the object body made by spinning, painting, printing, injection molding, injection, dispensing, etc. to form a reflective illuminating object, so that it has a colorful reflective effect and a luminous effect. And variable image effects. Specifically, the object body includes a garment, a box, a bag, a cap, a shoe, a sock, an umbrella, a box, a sign, a sign, a sticker, a tape, a raincoat, an advertising signboard, a poster, a computer panel, a television screen, a liquid crystal panel, and the like. The fabrics, accessories and zeros, components, etc. of the products, such as: illuminating films for computers or television monitors (panels). In addition to being able to make all kinds of products mentioned above, of course, it can also be used as other products and accessories.

In summary, the reflective illuminating film of the present invention can reflect and absorb light when illuminated, and can emit light after being absorbed, so that the reflective illuminating film can emit light regardless of whether there is light or not, thereby further improving the warning effect and safety. And with light and reflection of light and light According to the difference of distance, brightness and observation angle, the effect of changing the image is produced, the reflection effect is good, and the anti-counterfeiting and the appearance are increased.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and modifications made without departing from the spirit and principles of the present invention. Simplification should be an equivalent replacement and is included in the scope of this creation. In addition, in addition to the steps of the various preparation methods described above, the order of the bonding (adhesion) and the change of the order of the layers and the change of the materials and the different order of the different layers may cause differences in brightness and differences in pattern vividness. However, it is also within the scope of the patent application for this creation.

1‧‧‧Optical components

2‧‧‧reflective layer

3‧‧‧ Attachment layer

4‧‧‧Light color layer

Claims (8)

A reflective luminescent film comprising the following layered structure: a reflective layer formed by bonding a plurality of optical elements through an adhesive; and an attaching layer for attaching to a surface of the substrate; The optical component is an optical component which is previously subjected to electroplating treatment and can reflect colorful light. The adhesion layer is coated with or printed with a luminescent powder and a color or a first pattern to form a luminescent color layer, or the surface of the reflective layer is coated or printed with illuminating And a color or a first pattern to form a luminescent color layer; or the reflective layer is plated with a plating layer for reflecting the optical element with colorful light, the affixing layer being coated with or printed with a luminescent powder and a color or a first pattern, A luminescent color layer is formed, or the surface of the light reflecting layer is coated or printed with luminescent powder and a color or a first pattern to form a luminescent color layer. The reflective luminescent film of claim 1, wherein the optical element is provided as a reflective glass bead. The reflective luminescent film according to claim 1, wherein a surface of the light reflecting layer is provided with a peelable release carrier. The reflective luminescent film of claim 3, wherein the release carrier is provided as a PET film. The reflective luminescent film according to claim 1, wherein the adhesion layer is composed of PU glue, TPU glue or two-component acrylic. The reflective luminescent film of claim 1, wherein the surface of the light reflecting layer is coated or printed with a second pattern or color to form at least one outer color layer. A retroreflective illuminating object comprising an object body and a retroreflective luminescent film according to any one of claims 1 to 6, the reflective illuminating film being attached to a substrate of the object body. The reflective illuminating object according to claim 7, wherein the object body comprises a garment, a box, a bag, a cap, a shoe, a sock, an umbrella, a box, a sign, a sign, a sticker, a tape, a raincoat, an advertising signboard, and a sea. Lights for newspapers, computer panels, TV screens, LCD panels, computers or TV monitors.