Photopolymer water transfer paper

Abstract

The utility model discloses photopolymer water transfer printing paper, which relates to the technical field of photopolymers, and comprises a water transfer printing carrier, a bottom oil layer, a photopolymer layer, a PP layer, masking tape, an activator layer and a protective layer, the top of the water transfer printing carrier is provided with the bottom oil layer, the top of the bottom oil layer is provided with the photopolymer layer, and the bottom oil layer is provided with the PP layer. A PP layer is arranged on the top of the photopolymer layer, masking tape is arranged on the edge of the top of the PP layer, an activating agent layer is further arranged on the PP layer, and a protective layer is arranged on the masking tape and the activating agent layer. The PP layer is coated on the photopolymer layer, the peripheral edge of the photopolymer layer is sealed by the masking tape, the stability of the photopolymer layer in water is guaranteed in the water transfer printing process, the device is further provided with the anti-counterfeiting layer, and an invisible anti-counterfeiting mark in the anti-counterfeiting layer can be displayed under a specific light source, so that the anti-counterfeiting effect is good. And the anti-counterfeiting effect of the device is effectively improved, so that the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photopolymers, in particular to a photopolymer water transfer paper. Background Art

[0002] Photopolymer is a new type of photosensitive material that undergoes a change in refractive index due to photopolymerization. It can be used for optical information processing, holographic pattern information recording, and the production of holographic optical elements.

[0003] At present, photopolymers are generally carried on release films. The release films are adhered to both sides of the photopolymer. As the base material of the photopolymer, the release film not only carries the photopolymer but also facilitates the use of the photopolymer. When in use, peel off the release film on one side, and simply attach the photopolymer and the remaining release film on the other side to the product to be attached, similar to the attachment of an ordinary label, so as to realize the presentation of pattern information. In the utility model with Chinese patent publication number CN214564251U, a photopolymer water transfer paper and a product with a photopolymer are proposed. After studying the existing technology and the above patent, it was found that the existing photopolymer water transfer paper does not have an anti-counterfeiting function and the pattern is prone to diffusion during water transfer. Therefore, the utility model proposes a photopolymer water transfer paper. Utility Model Content

[0004] Technical problems solved

[0005] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide a photopolymer water transfer paper.

[0006] Technical Solution

[0007] To achieve the above-mentioned objectives, the present invention provides the following technical solution: a photopolymer water transfer paper, comprising a water transfer carrier, a primer layer, a photopolymer layer, a PP layer, a masking adhesive, an activator layer, and a protective layer, wherein the primer layer is provided on top of the water transfer carrier, the photopolymer layer is provided on top of the primer layer, the PP layer is provided on top of the photopolymer layer, the masking adhesive is provided at the top edge of the PP layer, and an activator layer is further provided above the PP layer, and a protective layer is provided above the masking adhesive and the activator layer. By coating the PP layer on the photopolymer layer and sealing the edges of the photopolymer layer with the masking adhesive, the stability of the photopolymer layer in water is ensured during the water transfer process.

[0008] Preferably, an anti-counterfeiting layer is provided between the water transfer carrier and the base oil layer, and the anti-counterfeiting layer is an invisible anti-counterfeiting mark. The device is also provided with an anti-counterfeiting layer, and the invisible anti-counterfeiting mark in the anti-counterfeiting layer can be displayed under a specific light source, thereby effectively improving the anti-counterfeiting effect of the device and thereby improving the practicality of the device.

[0009] Preferably, the invisible anti-counterfeiting mark includes an invisible ink layer, a cover oil layer and a luminous layer for absorbing light energy and emitting light.

[0010] Preferably, the cover oil layer is a methacrylic acid layer, and the luminescent layer is an inorganic fluorescent material.

[0011] Preferably, the water transfer carrier includes base paper and water-soluble glue; the water-soluble glue is laid on the base paper; and the base oil layer is arranged on the water-soluble glue.

[0012] Preferably, the thickness of the photopolymer is 20 μm to 35 μm.

[0013] Preferably, the protective layer is a PET film.

[0014] Preferably, the photopolymer layer is adhered to the base oil layer by glue.

[0015] Beneficial effects:

[0016] Compared with the existing technology, this photopolymer water transfer paper has the following beneficial effects:

[0017] The utility model ensures the stability of the photopolymer layer in water during the water transfer printing process by coating a PP layer on the photopolymer layer and sealing the edges of the photopolymer layer with masking glue. The device is also provided with an anti-counterfeiting layer, and the invisible anti-counterfeiting mark in the anti-counterfeiting layer can be displayed under a specific light source, thereby effectively improving the anti-counterfeiting effect of the device and further improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 This is a schematic cross-sectional view of the utility model;

[0021] Figure 3 This is a schematic structural diagram of the water transfer printing carrier of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the PP layer and masking adhesive of the utility model.

[0023] In the picture:

[0024] 1. Water transfer printing carrier; 2. Primer layer; 3. Photopolymer layer; 4. PP layer; 5. Masking adhesive; 6. Activator layer; 7. Protective layer; 101. Invisible ink layer; 102. Cover oil layer; 103. Luminescent layer; 11. Backing paper; 12. Water-soluble adhesive. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figures 1 to 4 As shown, the utility model provides a technical solution: a photopolymer water transfer paper, comprising a water transfer carrier 1, a primer layer 2, a photopolymer layer 3, a PP layer 4, a masking glue 5, an activator layer 6 and a protective layer 7, the top of the water transfer carrier 1 is provided with a primer layer 2, the top of the primer layer 2 is provided with a photopolymer layer 3, the thickness of the photopolymer is 20μm to 35μm, the photopolymer layer 3 is adhered to the primer layer 2 by glue, the top of the photopolymer layer 3 is provided with a PP layer 4, the top edge of the PP layer 4 is provided with a masking glue 5, and the activator layer 6 is further provided above the PP layer 4, the masking glue 5 and the activator layer 6 are provided above the protective layer 7, the protective layer 7 is a PET film, by coating the PP layer 4 on the photopolymer layer 3 and sealing the edges of the photopolymer layer 3 with the masking glue 5, the stability of the photopolymer layer 3 in water is ensured during the water transfer process.

[0027] Please pay attention to Figure 2 、 Figure 3 and Figure 4 An anti-counterfeiting layer is also provided between the water transfer carrier 1 and the base oil layer 2. The anti-counterfeiting layer is an invisible anti-counterfeiting mark. The invisible anti-counterfeiting mark includes an invisible ink layer 101, a cover oil layer 102 and a luminescent layer 103 for absorbing light energy and emitting light. The invisible ink layer 101 can be an infrared invisible ink layer or an ultraviolet invisible ink layer. The invisible ink layer 41 can be irradiated by an ultraviolet light source or an infrared light source to display an invisible pattern, which is convenient for identification. The cover oil layer 102 is a methacrylic acid layer, and the luminescent layer 103 is an inorganic fluorescent material. The inorganic fluorescent material can absorb ultraviolet light. When the ultraviolet light source irradiates the luminescent layer, the luminescent layer absorbs light energy. When the ultraviolet light source is removed, the luminescent layer excites light, which can be used for further anti-counterfeiting identification and has a better anti-counterfeiting effect.

[0028] Please pay attention to Figure 3The water transfer carrier 1 includes a base paper 11 and a water-soluble glue 12 ; the water-soluble glue 12 is laid on the base paper 11 ; and the base oil layer 2 is arranged on the water-soluble glue 12 .

[0029] Working principle: A PP layer 4 is coated on the photopolymer layer 3 and the edges of the photopolymer layer 3 are sealed with a masking adhesive 5. During the water transfer printing process, the stability of the photopolymer layer 3 in water is guaranteed. The device is also provided with an anti-counterfeiting layer. The invisible anti-counterfeiting mark in the anti-counterfeiting layer can be displayed under a specific light source, effectively improving the anti-counterfeiting effect of the device and thus improving the practicality of the device.

[0030] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "includes," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A photopolymer water transfer paper, characterized by: The invention comprises a water transfer printing carrier (1), a base oil layer (2), a photopolymer layer (3), a PP layer (4), a masking glue (5), an activator layer (6) and a protective layer (7), wherein the top of the water transfer printing carrier (1) is provided with a base oil layer (2), the top of the base oil layer (2) is provided with a photopolymer layer (3), the top of the photopolymer layer (3) is provided with a PP layer (4), the top edge of the PP layer (4) is provided with a masking glue (5), the top of the PP layer (4) is provided with an activator layer (6), and the top of the masking glue (5) and the activator layer (6) is provided with a protective layer (7).

2. The photopolymer water transfer paper according to claim 1, characterized in that: An anti-counterfeiting layer is also provided between the water transfer printing carrier (1) and the base oil layer (2), and the anti-counterfeiting layer is an invisible anti-counterfeiting mark.

3. The photopolymer water transfer paper according to claim 2, wherein: The invisible anti-counterfeiting mark comprises an invisible ink layer (101), a cover oil layer (102), and a luminous layer (103) for absorbing light energy and emitting light.

4. The photopolymer water transfer paper according to claim 3, characterized in that: The cover oil layer (102) is a methacrylic acid layer, and the luminescent layer (103) is an inorganic fluorescent material.

5. The photopolymer water transfer paper according to claim 1, characterized in that: The water transfer printing carrier (1) comprises a base paper (11) and a water-soluble glue (12); the water-soluble glue (12) is laid on the base paper (11); and the base oil layer (2) is arranged on the water-soluble glue (12).

6. The photopolymer water transfer paper according to claim 1, characterized in that: The thickness of the photopolymer is 20 μm to 35 μm.

7. The photopolymer water transfer paper according to claim 1, characterized in that: The protective layer (7) is a PET film.

8. The photopolymer water transfer paper according to claim 1, characterized in that: The photopolymer layer (3) is adhered to the base oil layer (2) by glue.

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