CN104302134B - A kind of safe frame for financial terminal equipment and preparation method thereof - Google Patents
A kind of safe frame for financial terminal equipment and preparation method thereof Download PDFInfo
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- CN104302134B CN104302134B CN201410501226.XA CN201410501226A CN104302134B CN 104302134 B CN104302134 B CN 104302134B CN 201410501226 A CN201410501226 A CN 201410501226A CN 104302134 B CN104302134 B CN 104302134B
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Abstract
The present invention relates to a kind of safe frame for financial terminal equipment and preparation method thereof, the preparation method comprises the following steps：（1）By aluminium foil etching in one layer of opaque frangible membrane, to form protection circuit；（2）Side of the frangible membrane with protection circuit is fixed in the outer circumferential side of plastic frame body by sicker.The line footpath of aluminium foil etching of the present invention is smaller, and circuit spacing is narrower, and safe class is higher；Frangible membrane and plastic frame body be not higher by the such environmental effects such as temperature and humidity, reliability after being bonded into one；It is difficult to completely separate frangible membrane and plastic frame body by conventional meanses, because once separating, film friable material will crush and cause protection circuit open circuit or short circuit, and safe class is higher；Frangible membrane is opaque, and protection circuit is invisible, and safe class is higher；Overall plan cost is lower, and productibility is good；Meet current highest PCI4.X authentication requestings.
Description
Technical field
The present invention relates to a kind of safe frame for financial terminal equipment and preparation method thereof.
Background technology
Financial terminal equipment is substantially all requirement and passes through PCI certifications（Safe class of the PCI certifications for financial terminal equipment
Lifted always, PCI2.X and PCI3.X are such as experienced since PCI1.X, PCI4.X is had been lifted to by the end of at present）, because
Sensitive data and Sensitive Apparatus on this terminal device must be protected from, and when outside has attack to occur, equipment can alarm
And locking terminal equipment.In order to protect these sensitive datas and Sensitive Apparatus, it is empty that terminal device is generally designed a safety
Between（It is commonly called as safety island）, and those shielded sensitive datas of needs and Sensitive Apparatus are placed in safety island.Safety island is set
Meter will generally use a safe frame, and safe frame and two pieces of pcb boards surround the hexahedron safety island into a closing.Existing safety
Frame design has a many kinds, different scheme qualities be mainly reflected in safe frame reliability, productibility, cost height,
Safe class height.
At present, has there is a kind of safe frame in the market, and silver paste is first printed on transparent plastic sheeting by the safe frame, then
Plastic sheeting and working of plastics injection is integral.The safe frame has the following disadvantages：（1）Silver paste line diameter ratio is wider（10mil with
On）, circuit spacing is bigger（More than 10mil）, it is applicable in the PCI1.X/PCI2.X versions of early stage, subsequently more highest version
PCI certifications are not just met, and safe class is low；（2）Film and the finished product of structural member injection are influenceed greatly by temperature and humidity environment,
The change of temperature and humidity can cause film and structural member to separate, and finished product reliability is not high；（3）It is easier a film and structure
Part is separated, and circuit will not be broken, and safe class is low；（4）Silver paste is printed on transparent membrane, and printed wire is high-visible,
Easily under fire, safe class is low.
The content of the invention
The defects of in order to overcome existing safe frame to exist, the technical problems to be solved by the invention are to provide a kind of reliability
Safe frame for financial terminal equipment higher, productibility is good, cost is lower, safe class is higher and preparation method thereof.
To achieve these goals, technical scheme one is：A kind of safe frame for financial terminal equipment
Preparation method, comprise the following steps：
（1）By aluminium foil etching in one layer of opaque frangible membrane, to form protection circuit；
（2）Side of the frangible membrane with protection circuit is fixed in the outer circumferential side of plastic frame body by sicker.
Further, the preparation method may also include step（3）, in one layer of self-adhesion protection of outer side covers of frangible membrane
Film, to avoid frangible membrane from being damaged in assembling.
Further, in step（1）In, the line footpath of the aluminium foil etching is 4 ~ 6mil, and circuit spacing is 4 ~ more than 6mil.
Further, in step（1）In, the frangible membrane is modified epoxy resin film.
Further, in step（2）In, the sicker is acrylic pressure-sensitive adhesivee.
To achieve these goals, technical scheme two is：A kind of safe frame for financial terminal equipment, bag
Plastic frame body is included, the outer circumferential side of the plastic frame body has one layer of opaque frangible membrane by adhesive layer fixed bonding, described
One layer of aluminium foil for etching protection circuit is provided with the inside of frangible membrane.
Further, the line footpath of the aluminium foil etching is 4 ~ 6mil, and circuit spacing is 4 ~ more than 6mil.
Further, the frangible membrane is modified epoxy resin film.
Further, the adhesive layer is acrylic pressure-sensitive adhesivee layer.
Further, the frangible membrane outer side covers have one layer of adhesive protecting film that frangible membrane is protected in assembling.
Compared with prior art, the present invention has advantages below：（1）The line footpath of aluminium foil etching is smaller（4- can be accomplished
6mil）, circuit spacing is narrower（More than 4-6mil）, safe class is higher；（2）After frangible membrane and plastic frame body are bonded into one
It is not higher by the such environmental effects such as temperature and humidity, reliability；（3）It is difficult to completely separated by conventional meanses frangible membrane and
Plastic frame body, because once separating, film friable material will crush and cause protection circuit open circuit or short circuit, safe class
It is higher；（4）Frangible membrane is opaque, and protection circuit is invisible, and safe class is higher；（5）Overall plan cost is lower, can produce
Property is good, is advantageous to produce in batches；（6）The safe frame scheme meets current highest PCI4.X authentication requestings.
Brief description of the drawings
Fig. 1 is the organigram of the embodiment of the present invention.
Fig. 2 is the partial enlarged drawing of the embodiment of the present invention.
Fig. 3 is that aluminium foil etches the organigram in frangible membrane.
In figure：1- plastic frame bodies, 2- frangible membranes, 3- adhesive layers, 4- aluminium foils, 5- adhesive protecting films.
Embodiment
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 1 ~ 3, a kind of safe frame for financial terminal equipment, including plastic frame body 1, the plastic frame body 1
Outer circumferential side have one layer of opaque frangible membrane 2 by the fixed bonding of adhesive layer 3, the inner side of frangible membrane 2 is provided with one layer
Etch the aluminium foil 4 of protection circuit.Because frangible membrane 2 and plastic frame body 1 are bonded into one securely, therefore neither by temperature
It is higher with such environmental effects, the reliability such as humidity, it is also difficult to the two completely to be separated by conventional meanses, because once being divided
From frangible membrane 2 will crush and cause protection circuit open circuit or short circuit, and then trigger warning circuit, and safe class is higher.
In the present embodiment, the line footpath that the aluminium foil 4 etches is 4 ~ 6mil, smaller than existing silver paste line footpath；The aluminium foil 4
The circuit spacing of etching is 4 ~ more than 6mil, more narrower than existing silver paste circuit spacing；Therefore it is not easy to be shorted, safe class is more
It is high.The adhesive layer 3 is acrylic pressure-sensitive adhesivee layer, such as the acrylate pressure of emulsion-type, organic solvent type or no-solvent type
Quick glue-line.
In the present embodiment, the frangible membrane 2 is the larger modified epoxy resin film of fragility, and its color can be black
Color, the film of other colors is can also be certainly, as long as protection circuit is invisible；Because protection circuit is invisible, therefore
It is not susceptible to attack, safe class is higher.
In the present embodiment, it is described easy in order to prevent frangible membrane 2 to be damaged in safe frame or the assembling of other parts
The broken outside of film 2 could be covered with the adhesive protecting film 5 of layer of transparent, such as PET protection film, PE diaphragms etc., have resistance to
The features such as piercing through, be peelable, it is protection frangible membrane 2 that it, which is acted on, is avoided caused by being collided in process of production when assembling
Frangible membrane 2 is damaged, even if abandoning the adhesive protecting film 5 nor affects on safe class, but may influence product quality.
As shown in Fig. 1 ~ 3, a kind of preparation method of safe frame for financial terminal equipment, comprise the following steps：
（1）Aluminium foil 4 is etched in one layer of opaque frangible membrane 2, to form protection circuit；
（2）Side of the frangible membrane 2 with protection circuit is fixed in the periphery of plastic frame body 1 by sicker
Side.
In the present embodiment, the preparation method may also include step（3）, in the outer side covers layer of transparent of frangible membrane 2
Adhesive protecting film 5, with avoid frangible membrane 2 assembling when be damaged；Such as PET protection film, PE diaphragms etc., there is resistance to thorn
The features such as wearing, be peelable, it is the frangible membrane 2 for protecting black inner that it, which is acted on, when avoiding in process of production because assembling
Collision causes the frangible membrane 2 of black inner damaged, though abandoning the adhesive protecting film 5 nor affects on safe class, but may
Product quality can be influenceed.
In step（1）In, the line footpath that the aluminium foil 4 etches is 4 ~ 6mil, smaller than existing silver paste line footpath；The aluminium foil 4
The circuit spacing of etching is 4 ~ more than 6mil, more narrower than existing silver paste circuit spacing；Therefore it is not easy to be shorted, safe class is more
It is high.In step（2）In, the sicker is acrylic pressure-sensitive adhesivee, has that peel strength is high, stability is good, high-low temperature resistant, green
The features such as colour circle is protected, such as the acrylate pressure-sensitive adhesive of emulsion-type, organic solvent type or no-solvent type, wherein emulsion acrylic
The proportioning of ester pressure-sensitive is methyl methacrylate 25-30 parts, acrylic acid 15-20 parts, butyl acrylate 10-15 by weight
Part, vinylacetate 10-15 parts, 2-hydroxyethyl methacry-late 10-15 parts, 2 ~ 5 parts of hydrogenated rosin, potassium peroxydisulfate 1-2 parts and
Water 40-50 parts.
In step（1）In, the frangible membrane 2 is modified epoxy resin film, and its proportioning is as follows：First component：Organosilicon changes
Property epoxy resin 40-50 wt%, phenolic resin 6-10 wt%, dimethyl silicone polymer 10-15 wt %, solvent 10-20 wt%,
Color stuffing 6-11 wt%, tea stalk powder 4-8 wt%, dispersant 1-3 wt%, defoamer 1-2 wt%, rilanit special 2-4 wt%,
Above each component mass fraction sum is 100%；Component B：Curing agent；The mass ratio of first component and component B is 2.5:1~4:1.
In the present embodiment, described modifying epoxy resin by organosilicon is by amido silicon oil and bisphenol A epoxide resin E-44
Reaction forms, and its epoxide number is 0.4-0.5；Described solvent is one kind in butyl ester, cyclohexanone, butyl glycol ether；Described
Color stuffing is MA-100 carbon blacks, and described curing agent is polyethylene polyamines, polypropylenediamine, polybutene diamines, polybutene polyamines
In one kind.The present invention uses modifying epoxy resin by organosilicon, is advantageous to improve heat resistance, the high temperature resistant of epoxy resin film, adds
Enter the curing agent of solidification amount, and be advantageous to improve hardness, the fragility of film；And the addition of tea stalk powder, on the one hand it can subtract light organic
The sharp aroma of solvent, and reacted with some organic gas volatile matters, on the other hand it is dispersed in membrane matrix, the hard of film can be improved
Degree.
In the present embodiment, the frangible membrane 2 is certainly not limited to black, can also be the film of other colors, only
Want protection circuit invisible；Because protection circuit is invisible, therefore it is not susceptible to attack, safe class is higher.
The foregoing is only presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, it should all belong to the covering scope of the present invention.
Claims (2)
1. the preparation method of a kind of safe frame for financial terminal equipment, it is characterised in that comprise the following steps：
（1）By aluminium foil etching in one layer of opaque frangible membrane, to form protection circuit, the line footpath of the aluminium foil etching is
4 ~ 6mil, the frangible membrane are modified epoxy resin film, and its proportioning is as follows：First component：Modifying epoxy resin by organosilicon 40-50
Wt%, phenolic resin 6-10 wt%, dimethyl silicone polymer 10-15 wt %, solvent 10-20 wt%, color stuffing 6-11 wt%, tea
Obstruct powder 4-8 wt%, dispersant 1-3 wt%, defoamer 1-2 wt%, rilanit special 2-4 wt%, above each component quality point
Number sum is 100%；Component B：Curing agent；The mass ratio of first component and component B is 2.5:1~4:1；Described is organic-silicon-modified
Epoxy resin is formed by amido silicon oil and bisphenol A epoxide resin E-44 reactions, and its epoxide number is 0.4-0.5；Described solvent
For one kind in butyl ester, cyclohexanone, butyl glycol ether；Described color stuffing is MA-100 carbon blacks, and described curing agent is poly- second
One kind in alkene polyamines, polypropylenediamine, polybutene diamines, polybutene polyamines；
（2）Side of the frangible membrane with protection circuit is fixed in the outer circumferential side of plastic frame body by sicker, it is described
Sicker is acrylic pressure-sensitive adhesivee, and wherein the proportioning of development of Acrylate Emulsion Pressure-Sensitive Adhesive is methyl methacrylate by weight
25-30 parts, acrylic acid 15-20 parts, butyl acrylate 10-15 parts, vinylacetate 10-15 parts, 2-hydroxyethyl methacry-late
10-15 parts, 2 ~ 5 parts of hydrogenated rosin, potassium peroxydisulfate 1-2 parts and water 40-50 parts；
Also include step（3）, in one layer of adhesive protecting film of outer side covers of frangible membrane, to avoid frangible membrane quilt in assembling
Damage.
2. a kind of safe frame for financial terminal equipment, including plastic frame body, it is characterised in that：The periphery of the plastic frame body
There is one layer of opaque frangible membrane side by adhesive layer fixed bonding, and the frangible membrane inner side etches protection provided with one layer
The aluminium foil of circuit, the line footpath of the aluminium foil etching is 4 ~ 6mil, and the frangible membrane is modified epoxy resin film, and it is with such as
Under：First component：Modifying epoxy resin by organosilicon 40-50 wt%, phenolic resin 6-10 wt%, dimethyl silicone polymer 10-15 wt
%, solvent 10-20 wt%, color stuffing 6-11 wt%, tea stalk powder 4-8 wt%, dispersant 1-3 wt%, defoamer 1-2 wt%, hydrogen
Change castor oil 2-4 wt%, above each component mass fraction sum is 100%；Component B：Curing agent；The matter of first component and component B
Amount is than being 2.5:1~4:1；Described modifying epoxy resin by organosilicon be by amido silicon oil and bisphenol A epoxide resin E-44 reaction and
Into its epoxide number is 0.4-0.5；Described solvent is one kind in butyl ester, cyclohexanone, butyl glycol ether；Described color stuffing
For MA-100 carbon blacks, described curing agent is one in polyethylene polyamines, polypropylenediamine, polybutene diamines, polybutene polyamines
Kind；The adhesive layer is acrylic pressure-sensitive adhesivee layer, and wherein the proportioning of development of Acrylate Emulsion Pressure-Sensitive Adhesive is methyl by weight
Methyl acrylate 25-30 parts, acrylic acid 15-20 parts, butyl acrylate 10-15 parts, vinylacetate 10-15 parts, metering system
Acid -2- hydroxyl ethyl ester 10-15 parts, 2 ~ 5 parts of hydrogenated rosin, potassium peroxydisulfate 1-2 parts and water 40-50 parts frangible membrane outer side covers
There is one layer of adhesive protecting film that frangible membrane is protected in assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501226.XA CN104302134B (en) | 2014-09-26 | 2014-09-26 | A kind of safe frame for financial terminal equipment and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501226.XA CN104302134B (en) | 2014-09-26 | 2014-09-26 | A kind of safe frame for financial terminal equipment and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104302134A CN104302134A (en) | 2015-01-21 |
| CN104302134B true CN104302134B (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410501226.XA Active CN104302134B (en) | 2014-09-26 | 2014-09-26 | A kind of safe frame for financial terminal equipment and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102663468A (en) * | 2012-03-29 | 2012-09-12 | 上海优比科包装材料有限公司 | Fragile RFID smart label and processing method thereof |
| CN203659119U (en) * | 2013-12-31 | 2014-06-18 | 英硬(上海)信息科技有限公司 | Safety protection structure of finance terminal |
| CN204191052U (en) * | 2014-09-26 | 2015-03-04 | 福建新大陆支付技术有限公司 | A kind of safe frame for financial terminal equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090183807A1 (en) * | 2007-08-16 | 2009-07-23 | Sadlier Claus E | More versatile flexible cover and method of manufacture |
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2014
- 2014-09-26 CN CN201410501226.XA patent/CN104302134B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102663468A (en) * | 2012-03-29 | 2012-09-12 | 上海优比科包装材料有限公司 | Fragile RFID smart label and processing method thereof |
| CN203659119U (en) * | 2013-12-31 | 2014-06-18 | 英硬(上海)信息科技有限公司 | Safety protection structure of finance terminal |
| CN204191052U (en) * | 2014-09-26 | 2015-03-04 | 福建新大陆支付技术有限公司 | A kind of safe frame for financial terminal equipment |
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| CN104302134A (en) | 2015-01-21 |
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