Thermal dye sublimation transfer paper

Abstract

The utility model discloses thermal dye sublimation transfer paper which comprises a base material layer and a base material layer, an upper gum layer, an upper heat sensitive layer and an upper protective layer are sequentially arranged at the upper end of the base material layer from bottom to top, and a lower gum layer, a lower heat sensitive layer and a lower protective layer are sequentially arranged at the lower end of the base material layer from top to bottom. The rear end of the adhesive film is glued with the side ends of the base material layer, the upper back adhesive layer, the upper heat sensitive layer, the upper protective layer, the lower back adhesive layer, the lower heat sensitive layer and the lower protective layer, and the front end of the adhesive film is provided with an adhesive strip. The protective structure is composed of the wrapping film and the tear tape, the wrapping film can prevent water, dust and corrosive substances from invading, the wrapping film can be rapidly removed by uncovering the tear tape during use, the transfer paper is simple and easy to use, long-term storage of the transfer paper is facilitated, and the protective property of the transfer paper is enhanced; the bonding structure is formed by the bonding film and the bonding strip, so that the transfer paper can be stably bonded together to prevent the transfer paper from scattering, and the transfer paper can be conveniently stored.

Description

Technical Field

[0001] The utility model relates to the technical field of transfer paper, in particular to thermal sublimation transfer paper. Background Art

[0002] Existing thermal sublimation transfer paper is prone to moisture, dust accumulation and internal corrosion when placed for a long time, which will cause damage to the transfer paper and is not conducive to the normal use of the transfer paper; the transfer paper is prone to scattering, which will cause the transfer paper to be lost, which is not conducive to the storage of the transfer paper. A Chinese patent discloses a "thermal sublimation transfer paper" with an application number of "CN201721642523.1", which includes a stacked arrangement of: a carrier layer, an oil-resistant layer, an elastic layer, a transfer layer, an adsorption layer, and a release film layer; the carrier layer has a bearing surface, one side of the oil-resistant layer is fixed on the bearing surface of the carrier layer, the elastic layer is located between the oil-resistant layer and the transfer layer, one side of the elastic layer is fixed on the other side of the oil-resistant layer, the other side of the elastic layer is fixed on one side of the transfer layer, one side of the adsorption layer is attached to the other side of the transfer layer, and the release film layer is fixed on the other side of the adsorption layer. It has good elasticity, is not easy to break, has good oil resistance, and is not easy to leak. However, transfer paper is prone to damage due to moisture, dust accumulation and internal corrosion if left for a long time, and the protection of transfer paper is insufficient; transfer paper is easy to scatter and be lost, which is not conducive to storage. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides a thermal sublimation transfer paper, which comprises a protective structure formed by a film and a tear strip, wherein the film can prevent the intrusion of water, dust and corrosive substances, and the film can be quickly removed by peeling off the tear strip during use, which is simple and easy to use, is conducive to the long-term storage of the transfer paper, and the protectiveness of the transfer paper is enhanced; an adhesive structure is formed by an adhesive film and an adhesive strip, so that the transfer paper can be stably bonded together to prevent the transfer paper from scattering, which is conducive to the storage of the transfer paper.

[0004] The utility model also provides the above-mentioned thermal sublimation transfer paper, comprising: a substrate layer, wherein the upper end of the substrate layer is provided with an upper back adhesive layer, an upper heat-sensitive layer and an upper protective layer in sequence from bottom to top, and the lower end of the substrate layer is provided with a lower back adhesive layer, a lower heat-sensitive layer and a lower protective layer in sequence from top to bottom; an adhesive film, wherein the rear end of the adhesive film is adhesively bonded to the side ends of the substrate layer, the upper back adhesive layer, the upper heat-sensitive layer, the upper protective layer, the lower back adhesive layer, the lower heat-sensitive layer and the lower protective layer, and the front end of the adhesive film is provided with an adhesive strip; and a packaging film, which is provided on the outside of the substrate layer, the upper back adhesive layer, the upper heat-sensitive layer, the upper protective layer, the lower back adhesive layer, the lower heat-sensitive layer and the lower protective layer, and the front end of the packaging film is fixedly connected with a tear strip.

[0005] According to the thermal sublimation transfer paper described in the utility model, the material of the substrate layer is coated paper, which ensures that the paper does not deform or break during the transfer process, thereby ensuring the stability and quality of the transfer effect. The material of the upper adhesive layer and the lower adhesive layer is hot melt adhesive, which is conducive to the stable and long-lasting adhesion of the transfer pattern. The material of the upper heat-sensitive layer and the lower heat-sensitive layer is heat-sensitive pigment, which is conducive to high-quality transfer. The material of the upper protective layer and the lower protective layer is polyethylene film, which improves the protection.

[0006] According to the thermal sublimation transfer paper of the utility model, the upper end of the substrate layer abuts against the lower end of the upper adhesive layer, so that the structure is tight. The lower end of the substrate layer abuts against the upper end of the lower adhesive layer, so that the structure is tight.

[0007] According to the thermal sublimation transfer paper of the utility model, the upper end of the upper adhesive layer abuts against the lower end of the upper heat sensitive layer, making the structure tight. The lower end of the lower adhesive layer abuts against the upper end of the lower heat sensitive layer, making the structure tight.

[0008] According to the thermal sublimation transfer paper of the utility model, the upper end of the upper heat sensitive layer abuts against the lower end of the upper protective layer, making the structure tight. The lower end of the lower heat sensitive layer abuts against the upper end of the lower protective layer, making the structure tight.

[0009] According to the thermal sublimation transfer paper of the utility model, the rear inner wall of the envelope is in contact with the side ends of the substrate layer, the upper adhesive layer, the upper heat-sensitive layer, the upper protective layer, the lower adhesive layer, the lower heat-sensitive layer and the lower protective layer, so as to make the structure compact.

[0010] According to the thermal sublimation transfer paper of the utility model, the upper inner wall of the envelope is fitted with the upper end of the upper protective layer to make the structure tight. The lower inner wall of the envelope is fitted with the lower end of the lower protective layer to make the structure tight.

[0011] Beneficial Effects

[0012] 1. Compared with the prior art, the thermal sublimation transfer paper has a protective structure composed of a film and a tear strip, and the film can prevent the intrusion of water, dust and corrosive substances. When in use, the film can be quickly removed by peeling off the tear strip. It is simple and easy to use, which is conducive to the long-term storage of the transfer paper, and the protectiveness of the transfer paper is enhanced;

[0013] 2. Compared with the prior art, the thermal sublimation transfer paper has an adhesive structure composed of an adhesive film and an adhesive strip, which can stably bond the transfer paper together to prevent the transfer paper from scattering, and is conducive to the storage of the transfer paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a schematic diagram of the exploded structure of a thermal sublimation transfer paper of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of a thermal sublimation transfer paper of the utility model;

[0017] Figure 3 This is a schematic diagram of the longitudinal cross-sectional structure of a thermal sublimation transfer paper of the utility model;

[0018] Figure 4 It is a partial enlarged structural schematic diagram of a longitudinal section of a thermal sublimation transfer paper of the utility model;

[0019] Figure 5 This is a schematic diagram of the transverse cross-sectional structure of a thermal sublimation transfer paper of the utility model;

[0020] Figure 6 It is a partially enlarged structural schematic diagram of a transverse section of a thermal sublimation transfer paper of the utility model.

[0021] Legend:

[0022] 1. Lower protective layer; 2. Lower heat-sensitive layer; 3. Lower adhesive layer; 4. Base material layer; 5. Upper adhesive layer; 6. Upper heat-sensitive layer; 7. Upper protective layer; 8. Adhesive strip; 9. Adhesive film; 10. Encapsulation film; 11. Tear strip. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-6, the utility model embodiment of a thermal sublimation transfer paper, which includes: a substrate layer 4, a substrate layer 4, the upper end of the substrate layer 4 is sequentially provided with an upper adhesive layer 5, an upper heat-sensitive layer 6 and an upper protective layer 7 from bottom to top, the lower end of the substrate layer 4 is sequentially provided with a lower adhesive layer 3, a lower heat-sensitive layer 2 and a lower protective layer 1 from top to bottom, the adhesive layer fixes the heat-sensitive layer and the adhesive layer of the substrate layer, when the heat-sensitive layer is subjected to high temperature and high pressure, the pigment will undergo chemical changes to transfer the pattern, the protective layer protects the pattern from being damaged during the transfer process, the material of the substrate layer 4 is coated paper, which withstands the pressure and heat during the high-temperature hot pressing process, the material of the upper adhesive layer 5 and the lower adhesive layer 3 is hot melt adhesive, in the process of thermal transfer, the transfer pattern is firmly adhered to the surface of the target object, the upper heat-sensitive layer 2 and the lower protective layer 1 are provided. The material of the layer 6 and the lower heat-sensitive layer 2 is a heat-sensitive pigment, which releases the pigment at high temperature and transfers the pattern to the surface of the target object. The material of the upper protective layer 7 and the lower protective layer 1 is a polyethylene film to protect the pattern from damage during the transfer process. The upper end of the substrate layer 4 abuts against the lower end of the upper adhesive layer 5 to form a tight structure, the lower end of the substrate layer 4 abuts against the upper end of the lower adhesive layer 3 to form a tight structure, the upper end of the upper adhesive layer 5 abuts against the lower end of the upper heat-sensitive layer 6 to form a tight structure, the lower end of the lower adhesive layer 3 abuts against the upper end of the lower heat-sensitive layer 2 to form a tight structure, the upper end of the upper heat-sensitive layer 6 abuts against the lower end of the upper protective layer 7 to form a tight structure, and the lower end of the lower heat-sensitive layer 2 abuts against the upper end of the lower protective layer 1 to form a tight structure;

[0025] Adhesive film 8, the rear end of the adhesive film 8 is bonded to the substrate layer 4, the upper adhesive layer 5, the upper heat-sensitive layer 6, the upper protective layer 7, the lower adhesive layer 3, the lower heat-sensitive layer 2 and the side end of the lower protective layer 1 to form an adhesive structure, and the front end of the adhesive film 8 is provided with an adhesive strip 9 to peel off the film;

[0026] The envelope 10 is arranged on the outside of the substrate layer 4, the upper adhesive layer 5, the upper heat-sensitive layer 6, the upper protective layer 7, the lower adhesive layer 3, the lower heat-sensitive layer 2 and the lower protective layer 1 to form a coating structure. The front end of the envelope 10 is fixedly connected with a tear strip 11. When the envelope is peeled off, the rear inner wall of the envelope 10 abuts against the side ends of the substrate layer 4, the upper adhesive layer 5, the upper heat-sensitive layer 6, the upper protective layer 7, the lower adhesive layer 3, the lower heat-sensitive layer 2 and the lower protective layer 1 to form a tight structure. The upper inner wall of the envelope 10 fits with the upper end of the upper protective layer 7 to form a coating structure, and the lower inner wall of the envelope 10 fits with the lower end of the lower protective layer 1 to form a coating structure.

[0027] Working principle: When using thermal sublimation transfer paper for hot stamping, first print the designed pattern on the transfer paper, then stick the transfer paper to the surface of the object to be hot stamped, and transfer the pigment in the heat-sensitive coating to the surface of the object by heating and applying pressure to form a hot stamping effect; before using the thermal sublimation transfer paper, remove the transfer paper by tearing off the adhesive film 9 and the adhesive strip 8, and remove the envelope 10 by tearing off the tear strip 11.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A thermal sublimation transfer paper, characterized in that: include: A substrate layer (4), wherein the upper end of the substrate layer (4) is provided with an upper adhesive layer (5), an upper heat-sensitive layer (6) and an upper protective layer (7) in sequence from bottom to top, and the lower end of the substrate layer (4) is provided with a lower adhesive layer (3), a lower heat-sensitive layer (2) and a lower protective layer (1) in sequence from top to bottom; An adhesive film (8), wherein the rear end of the adhesive film (8) is adhesively bonded to the side ends of the substrate layer (4), the upper adhesive layer (5), the upper heat-sensitive layer (6), the upper protective layer (7), the lower adhesive layer (3), the lower heat-sensitive layer (2) and the lower protective layer (1), and the front end of the adhesive film (8) is provided with an adhesive strip (9); The packaging film (10) is arranged outside the base material layer (4), the upper adhesive layer (5), the upper heat-sensitive layer (6), the upper protective layer (7), the lower adhesive layer (3), the lower heat-sensitive layer (2) and the lower protective layer (1), and the front end of the packaging film (10) is fixedly connected with a tear strip (11).

2. The thermal sublimation transfer paper according to claim 1, characterized in that: The material of the substrate layer (4) is coated paper, the material of the upper adhesive layer (5) and the lower adhesive layer (3) is hot melt adhesive, the material of the upper heat sensitive layer (6) and the lower heat sensitive layer (2) is heat sensitive pigment, and the material of the upper protective layer (7) and the lower protective layer (1) is polyethylene film.

3. The thermal sublimation transfer paper according to claim 1, characterized in that: The upper end of the base material layer (4) abuts against the lower end of the upper adhesive layer (5), and the lower end of the base material layer (4) abuts against the upper end of the lower adhesive layer (3).

4. The thermal sublimation transfer paper according to claim 1, characterized in that: The upper end of the upper adhesive layer (5) abuts against the lower end of the upper heat-sensitive layer (6), and the lower end of the lower adhesive layer (3) abuts against the upper end of the lower heat-sensitive layer (2).

5. The thermal sublimation transfer paper according to claim 1, characterized in that: The upper end of the upper heat-sensitive layer (6) abuts against the lower end of the upper protective layer (7), and the lower end of the lower heat-sensitive layer (2) abuts against the upper end of the lower protective layer (1).

6. The thermal sublimation transfer paper according to claim 1, characterized in that: The rear inner wall of the envelope (10) is in contact with the side ends of the substrate layer (4), the upper adhesive layer (5), the upper heat-sensitive layer (6), the upper protective layer (7), the lower adhesive layer (3), the lower heat-sensitive layer (2) and the lower protective layer (1).

7. The thermal sublimation transfer paper according to claim 1, characterized in that: The upper inner wall of the envelope (10) is in contact with the upper end of the upper protective layer (7), and the lower inner wall of the envelope (10) is in contact with the lower end of the lower protective layer (1).

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