CN211730761U - Environment-friendly thermal paper - Google Patents

Abstract

The utility model discloses an environment-friendly temperature-sensitive paper, including body paper, the setting in the bottoming layer of body paper upper end, set up at the temperature-sensitive induction layer of bottoming layer upper end and set up the inoxidizing coating in temperature-sensitive induction layer upper end, body paper, bottoming layer, temperature-sensitive induction layer and inoxidizing coating are connected through coating technology between adjacent, body paper, bottoming layer, temperature-sensitive induction layer and inoxidizing coating have constituted the temperature-sensitive paper body. The utility model relates to an environment-friendly temperature-sensitive paper protects the temperature-sensitive induction layer through the inoxidizing coating to the effectual life that prolongs the temperature-sensitive paper body, in addition the utility model discloses a be provided with the primer layer between body paper and temperature-sensitive induction layer, and then be convenient for through the use amount of the reducible temperature-sensitive induction layer active ingredient of the isolation of primer layer, reduce cost to the effectual use accuracy that improves the temperature-sensitive paper body.

Description

Environment-friendly thermal paper

Technical Field

The utility model relates to a temperature-sensitive paper correlation technique field specifically is an environment-friendly temperature-sensitive paper.

Background

Thermal paper is also called thermal fax paper, thermal recording paper and thermal copy paper, and is called thermal copy paper in taiwan, and is used as a communication carrier of characters and graphics on a fax machine, namely as fax paper; the material can be used as recording material in medical and measuring systems, such as electrocardiogram paper, thermal instrument recording paper, etc.; printing paper applied to an internet terminal; in the commercial field, it is used to make trademarks, signatures (POS), etc.

The inventor of the utility model finds that the thermal sensitive paper in the prior art has simple structure and single use mode due to the design characteristics of the thermal sensitive paper, thereby reducing the use precision of the thermal sensitive paper and failing to meet various use requirements of the thermal sensitive paper at present;

therefore, an environment-friendly thermal paper is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environment-friendly temperature-sensitive paper aims at improving among the prior art temperature-sensitive paper because its design characteristics itself, and simple structure and using-way are single, have reduced temperature-sensitive paper's use precision to can't satisfy the problem to temperature-sensitive paper's multiple user demand at present.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an environment-friendly thermal paper, including the body paper, set up in the bottoming layer of body paper upper end, set up in the temperature sensing layer of bottoming layer upper end and set up the inoxidizing coating of temperature sensing layer upper end, body paper, the bottoming layer, temperature sensing layer and inoxidizing coating are adjacent to be connected through coating process between, body paper, the bottoming layer, temperature sensing layer and inoxidizing coating constitute the thermal paper body, and then be convenient for protect the temperature sensing layer through the inoxidizing coating, thereby the life of thermal paper body has effectively been prolonged, in addition the utility model discloses a set up the bottoming layer between body paper and temperature sensing layer, and then be convenient for can reduce the use amount of the effective component of temperature sensing layer through the isolation of bottoming layer, reduce cost, thereby the use;

the thermosensitive sensing layer comprises a dye agent, a color developing agent and an adhesive, so that the mutual exchange of electrons of the dye agent and the color developing agent is facilitated, the dye agent is changed into a planar structure from a three-dimensional structure, and the structure absorbs visible light to generate strong color and luster, thereby achieving the imaging effect;

as a preferable aspect of the present invention, the dye agent is one or two of the lactone ring type, the lactam ring type and the spiropyran ring type, because two or more dye agents are mixed together, the stability of the image formation of the thermal paper body can be improved,

as a preferable aspect of the present invention, the color-developing agent is one of p-phenylphenol, salicylic acid, methylenedinaphthol, aromatic sulfonic acid, or aromatic sulfide, so that electrons of the color-developing agent and the dye agent are exchanged, and the dye agent changes from a three-dimensional structure to a planar structure, thereby facilitating imaging of the thermal paper body;

as a preferred aspect of the present invention, the adhesive is one of polyvinyl alcohol, hydroxy Z-based cellulose, or styrene-butadiene copolymer, so that the thermosensitive sensing layer has good surface strength and printing performance, and the adhesive also forms a colloid protective film between the dye and the color-developing agent, so that the adhesive and the color-developing agent are isolated from each other to prevent premature reaction, thereby effectively ensuring the preservation precision of the thermosensitive paper body, and effectively improving the use precision of the thermosensitive paper body;

as a preferable aspect of the utility model, the bottom layer is one or two of porcelain clay, calcium carbonate or adhesive, which has an isolation effect and can reduce the usage amount of effective components of the thermosensitive induction layer and reduce the cost;

as a preferable aspect of the utility model, an oily dye absorbent is also arranged in the priming layer, thereby preventing the energy loss of the thermal head and improving the image stability;

as a preferable aspect of the present invention, the protective layer is made of a transparent waxy material, so as to effectively increase the reaction rate between the thermal sensitive layer and the thermal head, thereby effectively improving the use precision of the thermal sensitive paper body, and on the other hand, the protective layer has a protective effect on the thermal sensitive paper body, so that the thermal sensitive paper body has certain hydrophobicity and oleophobicity, thereby effectively ensuring the preservation precision of the thermal sensitive paper body;

as a preferred aspect of the utility model, still including setting up first protective coating and the second protective coating in the body paper inside and outside respectively, first protective coating and second protective coating all are connected with the body paper through coating process, and first protective coating and second protective coating set up to adhesive and antistatic agent one of them or two kinds, and the steerable temperature-sensitive paper body is curling, the prevention of seepage is passed through and is eliminated the static and the dust that the record in-process produced, and then the effectual machining precision that improves the temperature-sensitive paper body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of reasonable design and simple operation, the environment-friendly thermal paper of the utility model comprises a base paper, a bottom layer arranged at the upper end of the base paper, a thermal sensitive layer arranged at the upper end of the bottom layer and a protective layer arranged at the upper end of the thermal sensitive layer, the base paper, the bottom layer, the heat-sensitive induction layer and the protective layer are connected with each other through a coating process, the base paper, the bottom layer, the heat-sensitive induction layer and the protective layer form a heat-sensitive paper body, thereby being convenient for protecting the heat-sensitive sensing layer through the protective layer, effectively prolonging the service life of the heat-sensitive paper body, in addition, the utility model arranges the bottom layer between the raw paper and the heat-sensitive sensing layer, and then be convenient for through the isolation of bottoming layer can reduce the use amount of temperature sensing induction layer active ingredient, reduce cost to the effectual use accuracy who improves the temperature sensing paper body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of an enlarged view of a point a in fig. 1 according to the present invention.

In the figure: 1-base paper, 11-first protective coating, 12-second protective coating, 2-thermosensitive sensing layer, 21-dye agent, 22-color developing agent, 23-adhesive, 3-base coat and 4-protective layer.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides an environment-friendly thermal paper, including body paper 1, set up in the base coat 3 of body paper 1 upper end, set up in the thermal-sensitive induction layer 2 of base coat 3 upper end and set up in the protective layer 4 of thermal-sensitive induction layer 2 upper end, body paper 1, base coat 3, the thermal-sensitive induction layer 2 is adjacent with protective layer 4 and is connected through coating process, body paper 1, base coat 3, thermal-sensitive induction layer 2 and protective layer 4 constitute the thermal-sensitive paper body, and then be convenient for protect the thermal-sensitive induction layer 2 through protective layer 4, thereby the life of the thermal-sensitive paper body is effectively prolonged, in addition the utility model discloses a base coat 3 is provided between body paper 1 and thermal-sensitive induction layer 2, and then the volume of use of the effective component of the thermal-sensitive induction layer 2 can be reduced through the isolation of base coat 3, and the cost is reduced;

referring to fig. 1 and 2, the thermosensitive sensing layer 2 includes a dye 21, a color-developing agent 22 and a binder 23, so that electrons of the dye 21 and the color-developing agent 22 are exchanged, the dye 21 changes from a three-dimensional structure to a planar structure, and the structure absorbs visible light to generate strong color and luster, thereby achieving an imaging effect;

specifically referring to fig. 1 and fig. 2, the dye agent 21 is set to be one or two of an alicyclic ring, a lactam ring or a spiral adjacent pyran ring, because two or more dye agents 21 are mixed together, the stability of the image formation of the thermal paper body can be improved, but in the actual production, one dye can be adopted, because the melting point of the dye agent 21 is not easy to control due to the mixing of the two dye agents 21, the color difference phenomenon is easy to occur, so the addition of the dye agent 21 can be controlled according to the actual use requirement, thereby effectively improving the use flexibility of the utility model;

specifically referring to fig. 1 and 2, the color developer 22 is set to be one of p-phenylphenol, salicylic acid, methylene dinaphthol, aromatic sulfonic acid or aromatic sulfide, so that electrons of the color developer 22 and the dye 21 are mutually exchanged, and the dye 21 is changed from a three-dimensional structure to a planar structure, thereby facilitating the imaging of the thermal paper body;

referring to fig. 1 and 2, the adhesive 23 is one of polyvinyl alcohol, hydroxy Z-based cellulose, or a styrene-butadiene copolymer, so that the thermosensitive sensing layer 2 has good surface strength and printing performance, and the adhesive 23 also forms a colloid protective film between the dye agent 21 and the color-developing agent 22 to isolate the two from premature reaction, so that the preservation precision of the thermosensitive paper body is effectively ensured, and the use precision of the thermosensitive paper body is effectively improved;

referring to fig. 1 specifically, the bottom layer 3 is one or two of porcelain clay, calcium carbonate or an adhesive, which has an isolation effect and can reduce the usage amount of effective components of the heat-sensitive sensing layer 2 and reduce the cost;

referring to fig. 1 specifically, an oily dye absorbent is also arranged in the primer layer 3, so that thermal head energy loss is prevented, and image stability is improved;

specifically referring to fig. 1, the protective layer 4 is made of a transparent waxy material, so that the reaction rate of the thermal sensitive layer 2 and the thermal head is effectively increased, and the use precision of the thermal paper body is effectively improved, and on the other hand, the protective layer 4 has a protective effect on the thermal paper body, so that the thermal paper body has certain hydrophobicity and oleophobicity, and the storage precision of the thermal paper body is effectively ensured;

referring to fig. 1 specifically, the thermal paper further comprises a first protective coating 11 and a second protective coating 12 respectively arranged on the inner side and the outer side of the base paper 1, the first protective coating 11 and the second protective coating 12 are both connected with the base paper 1 through a coating process, and the first protective coating 11 and the second protective coating 12 are one or two of an adhesive and an antistatic agent, so that static electricity and dust generated in the curling, anti-penetration and recording process of the thermal paper body can be controlled, and the processing precision of the thermal paper body is further effectively improved.

The device obtained through the design can basically improve the problem that the use precision of the thermal paper is reduced due to the design characteristics of the thermal paper in the prior art, the structure is simple, the use mode is single, and the problem that various use requirements of the thermal paper at present cannot be met.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. An environment-friendly thermal paper is characterized in that: including body paper (1), set up in base coat (3) of body paper (1) upper end, set up in temperature sensing layer (2) of base coat (3) upper end and set up inoxidizing coating (4) in temperature sensing layer (2) upper end, body paper (1), base coat (3), temperature sensing layer (2) and inoxidizing coating (4) are adjacent between be connected through coating process, body paper (1), base coat (3), temperature sensing layer (2) and inoxidizing coating (4) have constituted the temperature sensing paper body.

2. The environment-friendly thermal paper as claimed in claim 1, wherein the bottom layer (3) is one of porcelain clay, calcium carbonate or adhesive.

3. The environment-friendly thermal paper as claimed in claim 2, wherein the protective layer (4) is made of transparent wax.

4. The environment-friendly thermal paper as claimed in claim 3, further comprising a first protective coating (11) and a second protective coating (12) respectively disposed on the inner and outer sides of the base paper (1), wherein the first protective coating (11) and the second protective coating (12) are both connected to the base paper (1) by a coating process, and the first protective coating (11) and the second protective coating (12) are disposed as one of an adhesive and an antistatic agent.

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