Thermal dye sublimation transfer paper with recognizable surface layer
By adding an isolation layer and a dye moisture absorption layer in the thermal sublimation transfer paper, the problem of backcoat dye and ink penetration into the paper base is solved, and the transfer quality and drying performance are improved.
Patent Information
- Application Number
- CN202421987101.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-15
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-08-15
AI Technical Summary
The existing thermal sublimation transfer paper needs to print a thermal sublimation dye pattern before printing. The dye in the back coating may penetrate into the paper base, affecting the transfer quality, and the ink is prone to migrate into the paper base, further affecting the transfer quality.
A thermal sublimation transfer paper with a surface layer is designed, by adding a first isolation layer between the back coating and the paper base, a second isolation layer between the thermal sublimation coating adsorption layer and the paper base, and covering the surface of the thermal sublimation coating adsorption layer to prevent dye and ink from penetrating into the paper base.
It effectively avoids the backcoat dye and ink penetration into the paper base, improves the transfer quality and drying performance, and solves the problem of poor transfer quality in the prior art.
Smart Images
Figure CN222845069U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of thermal sublimation transfer paper, in particular to thermal sublimation transfer paper with an identifiable surface layer. Background Art
[0002] Before printing, the blank thermal sublimation transfer paper needs to be printed with a thermal sublimation dye pattern. The existing technology usually adds a back coating on the back of the transfer paper to make the back of the transfer paper present other colors. However, the dye in the back coating may penetrate into the paper base and affect the transfer quality. At the same time, the ink is easy to migrate into the paper base during the printing process, which will also affect the transfer quality.
[0003] Based on this, a thermal sublimation transfer paper with an identifiable surface layer is now provided, which can eliminate the disadvantages of the existing device. Utility Model Content
[0004] The utility model aims to provide a thermal sublimation transfer paper with an identifiable surface layer, so as to solve the problems in the background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A thermal sublimation transfer paper with an identifiable surface layer comprises a back coating, a first isolation layer, a paper base, a second isolation layer, a thermal sublimation paint adsorption layer and a dye moisture absorption layer, wherein the first isolation layer is arranged between the paper base and the back coating, the second isolation layer is arranged between the paper base and the thermal sublimation paint adsorption layer, and the dye moisture absorption layer covers the surface of the thermal sublimation paint adsorption layer.
[0007] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:
[0008] In an optional solution, an elastic layer is covered on the outside of the dye moisture absorbing layer.
[0009] In an optional solution: an oil-resistant layer is covered on the outside of the elastic layer.
[0010] In an optional solution: the back coating layer is a water-soluble adhesive coating layer, and the weight specification of the back coating layer is 2-2.2 g / ㎡.
[0011] In an optional solution, the back coating layer contains a dye that can make the back side of the transfer paper appear colorful.
[0012] In an optional embodiment, the first isolation layer is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
[0013] In an optional solution: the weight specification of the paper base is 0.9g / cm 3 .
[0014] In an optional embodiment, the second isolation layer is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
[0015] In an optional solution: the weight specification of the thermal sublimation coating adsorption layer is 6.2-6.5 g / ㎡.
[0016] In an optional solution: the dye moisture absorption layer adopts a water-absorbing resin.
[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:
[0018] 1. The utility model avoids the dye in the back coating layer from penetrating into the paper base by adding a first isolation layer between the back coating layer and the paper base, thereby improving the transfer quality.
[0019] 2. The utility model avoids the ink from penetrating into the paper base during printing by adding a second isolation layer between the thermal sublimation coating adsorption layer and the paper base, and covers the dye moisture absorption layer on the surface of the thermal sublimation coating adsorption layer, thereby improving the transfer quality and the drying performance of the transfer paper. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 This is a schematic diagram of the first structure of the utility model.
[0021] Figure 2 This is a second structural schematic diagram of the utility model.
[0022] Figure 3 This is a third structural schematic diagram of the utility model.
[0023] Notes on the reference numerals: 1 back coating layer, 2 first insulating layer, 3 paper base, 4 second insulating layer, 5 thermal sublimation paint adsorption layer, 6 dye moisture absorption layer, 7 elastic layer, 8 oil-resistant layer. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.
[0025] In one embodiment, Figure 1-Figure 3 As shown, a thermal sublimation transfer paper with an identifiable surface layer includes a back coating layer 1, a first isolation layer 2, a paper base 3, a second isolation layer 4, a thermal sublimation paint adsorption layer 5 and a dye moisture absorption layer 6. The first isolation layer 2 is arranged between the paper base 3 and the back coating layer 1, the second isolation layer 4 is arranged between the paper base 3 and the thermal sublimation paint adsorption layer 5, and the dye moisture absorption layer 6 covers the surface of the thermal sublimation paint adsorption layer 5.
[0026] In order to improve the elasticity of the thermal sublimation transfer paper and prevent it from being damaged, an elastic layer 7 is covered on the outer side of the dye moisture absorption layer 6 .
[0027] In order to improve the oil resistance of the thermal sublimation transfer paper and prevent the thermal sublimation transfer paper from leaking, an oil-resistant layer 8 is covered on the outer side of the elastic layer 7 .
[0028] The back coating layer 1 is a water-soluble adhesive coating, and the weight specification of the back coating layer 1 is 2-2.2 g / ㎡.
[0029] Furthermore, the back coating layer 1 contains a dye that can make the back side of the transfer paper appear colorful.
[0030] Furthermore, the first isolation layer 2 is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
[0031] Furthermore, the weight specification of the paper base 3 is 0.9 g / cm 3 .
[0032] Furthermore, the second isolation layer 4 is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
[0033] Furthermore, the weight specification of the thermal sublimation coating adsorption layer 5 is 6.2-6.5 g / ㎡.
[0034] Furthermore, the dye moisture absorbing layer 6 is made of a water absorbing resin.
[0035] The above-mentioned embodiment discloses a thermal sublimation transfer paper with an identifiable surface layer. The utility model achieves the effect of distinguishing the front and back sides by arranging a back coating layer 1 on the back side of the transfer paper, and at the same time, adds a first isolation layer 2 between the back coating layer 1 and the paper base 3 to prevent the dye in the back coating layer 1 from penetrating into the paper base 3, thereby avoiding the influence of the change of the performance of the paper base 3 on the transfer quality. By adding a second isolation layer 4 between the thermal sublimation coating adsorption layer 5 and the paper base 3, ink is prevented from penetrating into the paper base 3 during printing, further avoiding the influence of the change of the performance of the paper base 3 on the transfer quality. In addition, by covering the surface of the thermal sublimation coating adsorption layer 5 with a dye moisture absorption layer 6, moisture in the ink is absorbed during printing, thereby improving the drying performance of the transfer paper.
[0036] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.
Claims
1. A thermal sublimation transfer paper with an identifiable surface layer, characterized in that: The invention comprises a back coating layer (1), a first isolation layer (2), a paper base (3), a second isolation layer (4), a thermal sublimation coating adsorption layer (5) and a dye moisture absorption layer (6), wherein the first isolation layer (2) is arranged between the paper base (3) and the back coating layer (1), the second isolation layer (4) is arranged between the paper base (3) and the thermal sublimation coating adsorption layer (5), and the dye moisture absorption layer (6) covers the surface of the thermal sublimation coating adsorption layer (5).
2. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: An elastic layer (7) is covered on the outer side of the dye moisture absorption layer (6).
3. The thermal sublimation transfer paper with identifiable surface layer according to claim 2, characterized in that: An oil-resistant layer (8) is covered on the outside of the elastic layer (7).
4. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The back coating layer (1) is a water-soluble adhesive coating, and the weight specification of the back coating layer (1) is 2-2.2 g / ㎡.
5. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The back coating layer (1) contains a dye capable of making the back side of the transfer paper appear colorful.
6. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The first isolation layer (2) is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
7. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The weight specification of the paper base (3) is 0.9 g / cm 3 .
8. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The second isolation layer (4) is mainly composed of polyvinyl alcohol, hydroxymethyl cellulose, alginate gelatin or a mixture thereof.
9. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The weight specification of the thermal sublimation paint adsorption layer (5) is 6.2-6.5 g / ㎡.
10. The thermal sublimation transfer paper with identifiable surface layer according to claim 1, characterized in that: The dye moisture absorbing layer (6) is made of water absorbing resin.