Identification card and preparation method thereof
阅读说明:本技术 识别卡及识别卡制备方法 (Identification card and preparation method thereof ) 是由 朱顺龙 古云鹏 陈武林 邱炳波 于 2020-09-03 设计创作,主要内容包括:本发明公开了一种识别卡及识别卡制备方法,识别卡包括:陶瓷基体,包括主体部和防纹膜,主体部的主要组分为氧化锆粉体,主体部具有相背的表面,防纹膜设置于各表面上,且陶瓷基体上开设有位于主体部至少一侧表面且贯穿位于该表面上的防纹膜的容置槽,容置槽具有底面和与底面相对的开口;信息识别部,设于容置槽内,信息识别部包括芯片部和信息标记部,芯片部和信息标记部在陶瓷基体上的正投影不重叠,芯片部具有相背的下表面和上表面,下表面朝向于容纳芯片部的容置槽的底面,上表面不凸出于容纳芯片部的容置槽的开口。陶瓷基体由氧化锆粉体形成,硬度高、密度大、结构紧,能够进一步加强识别卡抗弯曲抗磨损性能,提高识别卡的使用寿命。(The invention discloses an identification card and a preparation method thereof, wherein the identification card comprises the following components: the ceramic substrate comprises a main body part and an anti-grain film, wherein the main component of the main body part is zirconia powder, the main body part is provided with opposite surfaces, the anti-grain film is arranged on each surface, the ceramic substrate is provided with a containing groove which is positioned on at least one side surface of the main body part and penetrates through the anti-grain film positioned on the surface, and the containing groove is provided with a bottom surface and an opening opposite to the bottom surface; the information identification part is arranged in the containing groove and comprises a chip part and an information marking part, orthographic projections of the chip part and the information marking part on the ceramic substrate are not overlapped, the chip part is provided with a lower surface and an upper surface which are opposite to each other, the lower surface faces to the bottom surface of the containing groove containing the chip part, and the upper surface does not protrude out of an opening of the containing groove containing the chip part. The ceramic base body is formed by zirconia powder, has high hardness, large density and compact structure, can further strengthen the bending resistance and abrasion resistance of the identification card, and improves the service life of the identification card.)
1. An identification card, comprising:
the ceramic substrate comprises a main body part and an anti-grain film, wherein the main component of the main body part is zirconia powder, the main body part is provided with opposite surfaces, the anti-grain film is arranged on each surface, a containing groove which is positioned on at least one side surface of the main body part and penetrates through the anti-grain film positioned on the surface is formed in the ceramic substrate, and the containing groove is provided with a bottom surface and an opening opposite to the bottom surface;
the information identification portion is arranged in the accommodating groove and comprises a chip portion and an information marking portion, the chip portion and the information marking portion are in orthographic projection on the ceramic substrate and are not overlapped, the thickness direction of the identification card is along, the chip portion is provided with a lower surface and an upper surface which are opposite to each other, the lower surface faces towards the accommodating groove for accommodating the chip portion, the bottom surface is not protruded out of the upper surface for accommodating the chip portion, and the accommodating groove is provided with an opening.
2. The identification card of claim 1, wherein the zirconia powder has a particle size of 20 nm to 40 nm.
3. The identification card of claim 2 wherein at least a portion of the anti-striation film is covered with a patterned layer, the patterned layer being formed by at least one of a uv color printing, a laser ink jet printing, and a porcelain offset printing process.
4. The identification card of claim 1, wherein the zirconia powder is yttrium stabilized zirconia.
5. The identification card of claim 1, wherein the information identification portion further comprises a fixing layer, the chip portion and the information marking portion are respectively fixed on different fixing layers, and the fixing layers are in contact connection with the accommodating groove.
6. The identification card of claim 1, wherein the main body portion includes a first ceramic substrate and a second ceramic substrate connected to each other, and the receiving groove is formed in at least one of the first ceramic substrate and the second ceramic substrate.
7. The identification card of claim 6, wherein a pre-laminated layer is provided between the first ceramic substrate and the second ceramic substrate, the pre-laminated layer contacting the chip part, and the chip part is connected to an antenna part of the pre-laminated layer.
8. The identification card of claim 7, wherein a surface of the first ceramic substrate opposite to the second ceramic substrate is provided with a groove matching the second ceramic substrate, such that the second ceramic substrate is disposed in the groove.
9. The identification card according to claim 1, wherein the information mark portion includes at least one of a magnetic stripe, a bank logo, a signature strip, and a card body pattern portion, and the bank logo and the card body pattern portion are provided in a form of a riser.
10. A method for manufacturing an identification card, which is applied to the identification card of any one of claims 1 to 9, comprising:
preparing a ceramic matrix, and processing and molding a zirconia powder body into a main body part of the ceramic matrix, wherein the surface of the main body part is provided with an anti-streak film;
the molding accommodating groove is provided with an accommodating groove which is positioned on at least one side surface of the main body part and penetrates through the anti-grain film positioned on the surface, and the accommodating groove is provided with a bottom surface and an opening opposite to the bottom surface;
the fixed information identification part is arranged in the accommodating groove, the orthographic projections of the chip part and the information marking part of the information identification part on the ceramic substrate are not overlapped, the chip part is provided with a lower surface and an upper surface which are back to back in the thickness direction of the identification card, the lower surface faces to the accommodating groove for accommodating the chip part, and the upper surface does not protrude out of the accommodating groove for accommodating the chip part.
11. The method for manufacturing an identification card according to claim 10, wherein the forming of the zirconia powder into the main body portion of the ceramic base body includes:
sequentially dissolving an organic monomer and a cross-linking agent in distilled water, and adding a proper amount of a dispersing agent to prepare a premixed liquid;
adding the zirconia powder into the premixed liquid to obtain slurry;
adding an initiator and a catalyst into the slurry to form a gel structure;
and solidifying the gel structure through a steel die, and then sintering and molding to form the ceramic matrix.
12. The method for preparing the identification card according to claim 11, wherein the step of adding the zirconia powder to the premixed liquid to obtain a slurry comprises:
the ratio of the zirconia powder to the premixed liquid is 3.8: 1-6.5: 1.
13. the method of claim 10, wherein the zirconia powder comprises zirconia, hafnia, yttria, silica, and iron oxide mixed in a predetermined ratio.
14. The method for preparing the identification card according to claim 11, further comprising, after the step of curing the gel structure by a steel die and then sintering and molding the gel structure to form the ceramic matrix:
and performing carburizing treatment on the ceramic matrix.
Technical Field
The invention belongs to the technical field of electronic products, and particularly relates to an identification card and a preparation method of the identification card.
Background
An identification card is a medium for identifying an individual and storing individual information. Various identification cards, such as a work card, an identification card, various financial transaction cards, a membership card, etc., have been widely used in human lives. Various anti-counterfeit functions and/or decorations providing special visual effects have been developed on various identification cards, for example, various financial cards, and the prior art identification cards are easily deformed and have low structural strength.
Therefore, a new identification card and a method for manufacturing the identification card are needed.
Disclosure of Invention
The embodiment of the invention provides an identification card and a preparation method thereof, which have the advantages of high hardness, high density and tight structure, and can further enhance the bending resistance and wear resistance of the identification card and prolong the service life of the identification card.
An embodiment of the present invention provides an identification card, including: the ceramic substrate comprises a main body part and an anti-grain film, wherein the main component of the main body part is zirconia powder, the main body part is provided with opposite surfaces, the anti-grain film is arranged on each surface, a containing groove which is positioned on at least one side surface of the main body part and penetrates through the anti-grain film positioned on the surface is formed in the ceramic substrate, and the containing groove is provided with a bottom surface and an opening opposite to the bottom surface; the information identification portion is arranged in the accommodating groove and comprises a chip portion and an information marking portion, the chip portion and the information marking portion are in orthographic projection on the ceramic substrate and are not overlapped, the thickness direction of the identification card is along, the chip portion is provided with a lower surface and an upper surface which are opposite to each other, the lower surface faces towards the accommodating groove for accommodating the chip portion, the bottom surface is not protruded out of the upper surface for accommodating the chip portion, and the accommodating groove is provided with an opening.
According to one aspect of the invention, the zirconia powder has a particle size of 20 to 40 nm.
According to one aspect of the invention, at least part of the anti-grain film is covered with a pattern layer, and the pattern layer is formed by at least one of ultraviolet color printing, laser ink-jet printing and porcelain offset printing.
According to one aspect of the invention, the zirconia powder is yttrium stabilized zirconia.
According to an aspect of the present invention, the information identification portion further includes a fixing layer, the chip portion and the information mark portion are respectively fixed on different fixing layers, and the fixing layers are in contact connection with the accommodating groove.
According to an aspect of the present invention, the main body portion includes a first ceramic substrate and a second ceramic substrate connected to each other, and the receiving groove is provided on at least one of the first ceramic substrate and the second ceramic substrate.
According to an aspect of the present invention, a pre-lamination layer contacting the chip part is provided between the first ceramic substrate and the second ceramic substrate, and the chip part is connected to an antenna part of the pre-lamination layer.
According to one aspect of the present invention, a surface of the first ceramic substrate opposite to the second ceramic substrate is provided with a groove matching the second ceramic substrate, so that the second ceramic substrate is disposed in the groove.
According to an aspect of the present invention, the information marking portion includes at least one of a magnetic stripe, a bank logo, a signature strip, and a card body pattern portion, and the bank logo and the card body pattern portion are provided in a form of a cash.
In another aspect, an embodiment of the present invention further provides a method for manufacturing an identification card, where the method is applied to an identification card in the above embodiment, and includes: preparing a ceramic matrix, and processing and molding a zirconia powder body into a main body part of the ceramic matrix, wherein the surface of the main body part is provided with an anti-streak film; the molding accommodating groove is provided with an accommodating groove which is positioned on at least one side surface of the main body part and penetrates through the anti-grain film positioned on the surface, and the accommodating groove is provided with a bottom surface and an opening opposite to the bottom surface; the fixed information identification part is arranged in the accommodating groove, the orthographic projections of the chip part and the information marking part of the information identification part on the ceramic substrate are not overlapped, the chip part is provided with a lower surface and an upper surface which are back to back in the thickness direction of the identification card, the lower surface faces to the accommodating groove for accommodating the chip part, and the upper surface does not protrude out of the accommodating groove for accommodating the chip part.
According to another aspect of the present invention, the process of forming the zirconia powder body into the main body portion of the ceramic substrate includes: sequentially dissolving an organic monomer and a cross-linking agent in distilled water, and adding a proper amount of a dispersing agent to prepare a premixed liquid; adding the zirconia powder into the premixed liquid to obtain slurry; adding an initiator and a catalyst into the slurry to form a gel structure; and solidifying the gel structure through a steel die, and then sintering and molding to form the ceramic matrix.
According to another aspect of the present invention, in the step of adding the zirconia powder to the premixed liquid to obtain a slurry: the ratio of the zirconia powder to the premixed liquid is 3.8: 1-6.5: 1.
according to another aspect of the present invention, the zirconia powder body includes zirconia, hafnia, yttria, silica, and iron oxide mixed in a predetermined ratio.
According to another aspect of the present invention, after the step of solidifying the gel structure by a steel mold and then sintering and forming to form the ceramic matrix, the method further comprises: and performing carburizing treatment on the ceramic matrix.
Compared with the prior art, the identification card provided by the embodiment of the invention comprises the ceramic substrate and the information identification part, wherein the anti-grain films are arranged on the surfaces of the main body part of the ceramic substrate, so that fingerprints are prevented from being left on the surface of the ceramic substrate when the identification card is used, the appearance is influenced, the information identification part is arranged in the accommodating groove of the ceramic substrate, orthographic projections of the chip part and the information marking part of the information identification part on the ceramic substrate are not overlapped, so that the mutual interference is avoided, in addition, the upper surface of the chip part does not protrude out of the opening of the accommodating groove for accommodating the chip part along the thickness direction of the identification card, namely, the chip part does not protrude out of the surface of the ceramic substrate, and further, the chip part. And the ceramic base body is formed by zirconia powder, so that the hardness is high, the density is high, the structure is compact, the bending resistance and the abrasion resistance of the identification card can be further enhanced, and the service life of the identification card is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an identification card provided according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an identification card provided in accordance with another embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a display panel according to yet another embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a display panel according to yet another embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a display panel according to yet another embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a display panel according to yet another embodiment of the present invention;
fig. 7 is a flowchart of a method for preparing an identification card according to an embodiment of the present invention.
In the drawings:
1-a ceramic matrix; 11-a first ceramic substrate; 12-a second ceramic substrate; 2-a chip section; 3-an information marking section; 4-anti-striation film; 5-a pattern layer; 6-a fixing layer; 7-pre-lamination; 8-antenna section.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
For better understanding of the present invention, the identification card and the method for manufacturing the identification card according to the embodiment of the present invention will be described in detail below with reference to fig. 1 to 7.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an identification card according to an embodiment of the present invention, and an embodiment of the present invention provides an identification card, including: the
The identification card provided by the embodiment of the invention comprises a
It should be noted that the
In some optional embodiments, the particle size of the zirconia powder is 20-40 nm. It can be understood that the zirconia powder with the particle size of 20-40 nm can improve the smoothness of the formed
Referring to fig. 2, in some alternative embodiments, in order to display more information and improve the aesthetic property of the identification card, at least a portion of the
It should be noted that, in the ultraviolet color printing, i.e., the UV (Ultra-Violet Ray) color printing process, firstly, the cleaning of the
In the laser inkjet printing process, the cleanness of the
In the ceramic offset printing process, the
Optionally, the zirconia powder is yttrium-stabilized zirconia. It should be noted that zirconia has three crystal forms at normal temperature, monoclinic, tetragonal and cubic. In order to stabilize the zirconia in a cubic crystal form and increase the heat resistance, a part of stabilizer needs to be added, and the yttrium-stabilized zirconia specifically refers to zirconia using yttrium oxide as a stabilizer.
Referring to fig. 3, in order to improve the stability of the
It should be noted that the fixing layer 6 may be formed of one or a mixture of PVC (Polyvinyl chloride), PET (Polyethylene terephthalate), ABS (Styrene resin), or other resin materials, the fixing layer 6 is a sheet structure for carrying the
Referring to fig. 4, in some alternative embodiments, the main body portion includes a first
It can be understood that, first
Except that above-mentioned
Referring to fig. 5, a
It should be noted that the
Referring to fig. 6, in some alternative embodiments, the surface of the first
First
In some alternative embodiments, the
It should be noted that the receiving grooves are not limited to be disposed on only one of the first
In some optional embodiments, the
It should be noted that the cubic form is specifically a cubic metal pattern process, that is, the bank logo, the card body pattern part, etc. may protrude from the outer surface of the
Referring to fig. 7, an embodiment of the present invention further provides a method for manufacturing an identification card, where the identification card applied in any of the embodiments includes:
s110: a main body portion of a
S120: and the forming accommodating groove is provided with an accommodating groove which is positioned on at least one side surface of the main body part and penetrates through the
S130: the fixed information identification part is arranged in the accommodating groove, orthographic projections of the
In step S110, the surface of the main body of the
In step S120, the forming accommodating groove may be formed by a numerical control machine, such as a numerical control milling machine or a numerical control drilling machine, specifically, the
According to the method for preparing the identification card, the
In some alternative embodiments, preparing the
As the organic monomer, acrylamide CH may be used3CONH2AM, the cross-linking agent can be methylene bisacrylamide C7H10N2O2MBAM for short; initiator: ammonium persulfate (NH)4)2S2O8APS for short; catalyst: tetramethylethylenediamine C6H16N2Abbreviated as TEMED.
Wherein the proportion of distilled water, organic monomer, cross-linking agent and dispersing agent is 43: 9.5-10.3: 0.5: 6.8-8.1 (the actual water adding amount needs are changed according to the mass of the used zirconia powder). And adding zirconia powder into the premixed liquid to obtain slurry, wherein the step of adding zirconia powder into the premixed liquid comprises the following steps: the ratio of the zirconia powder to the premixed liquid is 3.8: 1-6.5: the actual proportion is determined according to the amount of distilled water contained in the used premixed liquid, namely deionized water. The initiator and the catalyst have important influence on the curing time of the slurry gel, when the addition amount of the initiator is 0.2-1.0%, the curing time is reduced to a certain extent when the addition amount of the catalyst is 0.5-1.0%, and the reduction range is 45-13 min.
In some alternative embodiments, the zirconia powder includes zirconia, hafnia, silica, and iron oxide mixed according to a predetermined ratio, and yttrium oxide may also be mixed, the specific ratio is shown in table 1 below, and table 1 is a table of mass percentage of each component of the zirconia powder.
TABLE 1
Components
Zirconium oxide
Hafnium oxide
Silicon dioxide
Iron oxide
Others
Percent by mass (%)
94.4~95
5~5.6
0~0.01
0~0.01
0~0.017
In an alternative embodiment, the mass percent of zirconia is 94.4%, the mass percent of hafnia is 5.563%, the mass percent of silica is 0.01%, the mass percent of iron oxide is 0.01%, the mass percent of other is 0.017%, and the others are specifically impurities. The proportion of distilled water, organic monomer, cross-linking agent and dispersing agent is 43: 9.5: 0.5: 6.8, and the ratio of the zirconia powder to the premixed liquid is 3.8: 1, the addition of an initiator is 0.2 percent, the addition of a catalyst is 0.5 percent, and the condensed ceramic is sintered and molded after being cured for 10min at the temperature of 60 ℃.
In another component example of the zirconia powder, the mass percent of zirconia is 95%, the mass percent of hafnia is 5%, the mass percent of silica is 0%, the mass percent of iron oxide is 0%, and the other mass percent is 0%. The proportion of distilled water, organic monomer, cross-linking agent and dispersing agent is 43: 10.3: 0.5: 8.1, and the ratio of the zirconia powder to the premixed liquid is 6.5: 1, 1.0 percent of initiator and 1.0 percent of catalyst are added, and the condensed ceramic is sintered and molded after being cured for 20min at 70 ℃.
The identification cards with different colors need different treatments, such as carbon black treatment of the
As will be apparent to those skilled in the art, for convenience and brevity of description, the specific working processes of the systems, modules and units described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any equivalent modifications or substitutions can be easily made by those skilled in the art within the technical scope of the present invention.
It should also be noted that the exemplary embodiments mentioned in this patent describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.
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