CN203624154U - Anti-counterfeit and anti-unsealing sample sealing bag - Google Patents
Anti-counterfeit and anti-unsealing sample sealing bag Download PDFInfo
- Publication number
- CN203624154U CN203624154U CN201320652707.1U CN201320652707U CN203624154U CN 203624154 U CN203624154 U CN 203624154U CN 201320652707 U CN201320652707 U CN 201320652707U CN 203624154 U CN203624154 U CN 203624154U
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- Expired - Lifetime
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- 238000007789 sealing Methods 0.000 title claims abstract description 83
- 239000010410 layer Substances 0.000 claims abstract description 80
- 239000002131 composite material Substances 0.000 claims abstract description 45
- 239000011229 interlayer Substances 0.000 claims abstract description 15
- 239000002344 surface layer Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 32
- 239000004698 Polyethylene Substances 0.000 claims description 31
- 238000010030 laminating Methods 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 11
- 238000002845 discoloration Methods 0.000 claims description 6
- 238000005538 encapsulation Methods 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 6
- 210000001364 upper extremity Anatomy 0.000 claims description 6
- 238000003851 corona treatment Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 210000003746 feather Anatomy 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 229920000092 linear low density polyethylene Polymers 0.000 claims 2
- 239000004707 linear low-density polyethylene Substances 0.000 claims 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002335 surface treatment layer Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 41
- 229920000139 polyethylene terephthalate Polymers 0.000 description 14
- 239000005020 polyethylene terephthalate Substances 0.000 description 14
- 238000005070 sampling Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 239000003814 drug Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 229940079593 drug Drugs 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005251 gamma ray Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000011169 microbiological contamination Methods 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Abstract
The utility model provides an anti-counterfeit and anti-unsealing sample sealing bag. The anti-counterfeit and anti-unsealing sample sealing bag comprises a front surface, a rear surface and a sealing opening. The front surface is formed by compositing and bonding a surface layer, an interlayer and an inner layer sequentially from outside to inside. The rear surface is formed by compositing and bonding a laser layer, a composite layer and a PE layer sequentially from outside to inside. The corresponding edges of the lateral side and the bottom side of the inner layer are packaged in a heat sealing mode. An anti-counterfeit sealing bag opening is formed in the upper end of the sealing bag, and a sealing strip is arranged in the bag opening and comprises a sealing opening A and a sealing opening B. The sealing opening A is formed by bonding a base composite layer and a bonding surface composite layer sequentially and the base composite layer is attached to the upper edge of the bag body. The sealing opening B is formed by bonding a bottom layer, a middle layer and a surface treatment layer sequentially and the bottom layer is attached to the upper edge of the bag body. According to the anti-counterfeit and anti-unsealing sample sealing bag, the multiple anti-counterfeit technology is adopted, the color of the sealing opening changes if the sealing opening is opened again after being packaged, and therefore users can identify whether the sealing bag is opened, and the authenticity of samples can be guaranteed.
Description
Technical field
The utility model relates to a kind of false proof anti-sample sealing bag that tears off the seal, especially refer to a kind of to sample to be identified to be measured anti-tear off the seal circulation with store and can ensure sample false proof anti-sample sealing bag that tears off the seal of " primitiveness " in collection, accumulating, keeping process, simultaneously also can preventing malice Kaifeng usurp and vary this or material evidence.
Background technology
In recent years country take many kinds of measures progressively drug surveilance, check, the each link of examination at random are carried out to strict standard.But still there are following several subject matters in current quality monitoring field food, medicine (material evidence) sample process:
1, various places are indifferent to examination at random sealing handover procedure cognitive sense.Despise examination at random encapsulation key procedure link, custom was inspected canned program pattern by random samples in the past.Even think that medicine sample program is inner handing-over by mistake, there is no need loaded down with trivial details like that, showy and not substantial, increase cost that examination at random sealing handover procedure is done.Mechanism even causes enterprise to have a mind to distort the probability increase of sample at present.
2, rigorous not legally, sample program leak is larger.The consequence that the legal leak that sample is existed can produce is unintelligible.Once if there is legal dispute, medicine sampler, sample conveying people, medicine reception staff and laboratory inspection personnel are hardly clear, and some links have been altered sample.Drug surveilance is enforced the law in invalid or passive position, and have a lot of case lessons.
3, in a disguised form deprive sample authentication (cross-examination) right of party concerned.Drug surveilance sampler, in the face of material evidence sample, is often difficult to ajust the position of oneself.Think that encapsulation seal is to supervision and inspection inside handing-over, and not with respect to by the examination at random party concerned of unit requirement and legal right.If when party concerned queries examination and test of products qualification result, as the law enforcement inspector of sample preparation procedure subject, will can not find state with the former seal of the both sides such as party concerned signature (at present and do not require and preserve former sealing bag or seal, package material also cannot guarantee the false proof completeness and efficiency of seal), overthrown test result by experienced lawyer possibly, cause invalid check or administration to be lost a lawsuit.
4, prevent that sample program process from polluting very difficult guarantee.Owing to there is no barrier packaging, even glue is directly coated in sample external packing, sampling paste pollute to next step medicine comprehensively investigate on the spot, visual testing, original packaging identification etc. bring the result that cannot remedy, cannot repair.Sample, often as " bandage winding, scarred ", also damages " sample dignity " and sampling law enforcement dignity.It is unclear lack of standardization that existing some areas adopt coated paper envelope mark to indicate, and is difficult to directly write, the cross-examination signature on bag matter surface.Because the reason such as sack and printing is difficult to clear sign signature and related information content (easily poking or ink pollution).In addition, the factors such as light, misty rain weather, ambient humidity, stickup moisture, volatile matter, transportation extruding all likely have a negative impact to sample, cause product nonconformity probability to increase.Also can make quality responsibility investigate.
5, examination at random administrative measure equipment falls behind, and examination at random packaging efficiency is low.Because various places are to the rigorous sampling process feasibility of standard, essentiality, urgent understanding deficiency, also at the examination at random packaged form draw samples with the most original.The development of modern high technology, new model of administration, new innovative material, new Sampling techniques means etc. are not all widely used.People would rather detect hundreds of unit, several thousand yuan of fund flowers above in skimble-skamble (kind of partly sampling) laboratory sometimes, and several yuans of being also reluctant to deflorate are used in the rigorous sample collection program of standard.
For links is produced, manages, supervises, detected to standard, improve law enforcement sampling preciseness, reliability, safeguard each side's cross-examination right, a kind of media package that provides multiple rigorous design to guarantee is provided badly, improve the reliability of sampling, sampling, sample material evidence, improve sampling efficiency, be convenient to Liability Retroact, convenient on-the-spot sealing, sample accumulating.
Utility model content
The purpose of this utility model is to provide a kind of false proof anti-sample sealing bag that tears off the seal, it can well guarantee the primitiveness of sample, authenticity, the sample distortion that has solved sampling, sampled, transports, causes because of a variety of causes in delivering process, exchanged the generation of the situation such as contaminated.
For achieving the above object, the utility model adopts following technical scheme:
A kind of false proof anti-sample sealing bag that tears off the seal, comprises front, the back side, and seal, wherein, described front is formed by surface layer, interlayer, the compound laminating of nexine three-decker from outside to inside successively; The described back side is formed by radium-shine layer, composite bed, the compound laminating of PE layer from outside to inside successively; The corresponding edge heat seal encapsulation of the PE layer at side, base and the back side of described nexine, form anti-fake sealing sack in described sealing bag upper end, described sack arranges seal, described seal comprises that A sealing, B seal two parts, and described A sealing is formed by substrate composite bed and the laminating of sticking veneer composite bed successively; Described substrate composite bed and the laminating of bag upper limb inside face; Described B sealing is sticked to form by bottom, interlayer, surface-treated layer successively; Described bottom and the laminating of bag upper limb inside face, the surface-treated layer laminating of the sticking veneer composite bed that described seal seals by A and B sealing realizes.
Wherein, described surface layer is made up of PET composite material, and described interlayer is by VMPET composite material or PET is compound makes, and described nexine is made up of PE or LLDPE material; Described radium-shine layer is that LLDPE or PE material are made, and this layer of bag is covered with radium-shine word or pattern; Described composite bed by PET material make, described PE layer is made up of PE material.
Wherein, the substrate composite bed of described A sealing is by basalis, foam ink basalis, and temperature sensitive ink basalis and the compound laminating of discoloration material layer form; Described sticking veneer composite bed is formed by hollow out ink false proof layer, hollow out sticker false proof layer and the compound laminating of aseptic isolation ground paper layer; Discoloration material layer and the heat seal of hollow out ink false proof layer are pasted together; The bottom of described B sealing is PE composite material, and interlayer is PET composite material, and surface-treated layer is that PET composite material surface carries out corona treatment.
Wherein, described basalis is made up of PE or PET Material cladding.
Wherein, described surface layer outside face, nexine inside face, PE layer inside face, radium-shine layer outside face all carry out corona treatment.
Wherein, the inside face of described nexine, false proof layer is smeared ionic coating.
Wherein, described surface layer outside face carries out the sub-light processing of pitted skin.
Wherein, described sealing bag feather edge outside face is smeared high temperature resistant ink layer.
The beneficial effects of the utility model are:
This sample sealing bag is on two sides, front and back and at the false proof opening of sack, all adopt composite material quality bag, all there is laminar texture on two sides, front and back, bag inside face uses same material, and encapsulate in corresponding edge heat seal, guaranteed that sample encapsulates tamper-evident performance and mechanical strength, broadside heat seal melt-sealing structure is more rigorous, color is more beautiful evenly.Inside face carries out the processing of gnotobasis corona layer, and positive VMPET (polyester aluminizer) layer that adopts, has avoided the impact of illumination on sample.This sample sealing bag adopts multiple anti-fake means: as anti-ly in sealing hollow out take off that formula is false proof, sealing the margin micro text is false proof, high temperature temperature sensing color changing ink is false proof, low temperature temperature sensing color changing ink is false proof, transparent window laser film is false proof, false proof, the digital numbering of sealing tack coat colour switching is false proof, secret mark technological design is false proof etc.Can effectively take precautions against lawless person forges for various purposes sample sealing bag and defies the law, prevents that the operation of internal staff's specification violation and legal nature from distorting sample.This sample sealing bag finished product divides after packing, adopts gamma ray 8-13K sterilization treatment, to prevent the storage and transport process microbiological contamination of sampling, improves aseptic reliability.This sample sealing bag front is printed on essential information and fills in district, and surperficial special pitted skin is processed or sub-light is processed and use can writing ink, can write arbitrarily related information content on bag surface.There is transparent windowing at the back side of bag, both can effectively avoid the impact of light on sample by the front of bag, can directly observe sample by the back side of bag again and check correlation circumstance.Main still standard, rigorous, convenient operation, improve law enforcement effect and efficiency.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of a kind of embodiment of the present utility model;
Fig. 2 is hierarchical diagram positive in Fig. 1 of the present utility model.
Fig. 3 is the back side of the present utility model hierarchical diagram
Fig. 4 is A sealing layering schematic diagram of the present utility model
Fig. 5 is B sealing layering schematic diagram of the present utility model
Fig. 6 is structure schematic diagram of the present utility model
Fig. 7-Figure 10 is the different embodiment Facad structure of the utility model schematic diagram
The aseptic isolation ground paper layer of the radium-shine floor 31-A sealing of the positive 2-back side 3-seal 11-surface layer 12-interlayer 13-nexine 21-PE floor 22-composite bed 23-of number in the figure: 1-32-B sealing 311-substrate composite bed 312-sticking veneer composite bed 3111-basalis 3112-foam ink basalis 3113-temperature sensitive ink basalis 3114-discoloration material layer 3121-hollow out ink false proof layer 3122-hollow out sticker false proof layer 3123-321-bottom 322-interlayer 323-surface-treated layer 5-information indicating is filled in the high temperature resistant ink floor of district 6-micro text false proof district 7-encode false-proof district 8-
The specific embodiment
Following examples are only for the utility model example is clearly described, and the not restriction to embodiment of the present utility model.For those of ordinary skill in the field; on the basis of following explanation, can also make other multi-form variation or variations, and these belong to apparent variation that the utility model spirit draws or variation still among protection domain of the present utility model.
As Fig. 1, Fig. 2, Figure 3 shows that the embodiment schematic diagram of false proof sampling sealing bag of the present utility model, include positive 1, the back side 2, seal 3, described positive 1 from outside to inside successively by surface layer 11, interlayer 12, the compound laminating of nexine 13 three-decker forms, surface layer 11 is made up of PET (polyethylene terephthalate) material, interlayer 12 is made up of VMPET (polyester aluminizer) or PET material, in the time that accumulating sample is preserved in needs shading, use VMPET(polyester aluminizer) material, in the time not needing shading, use PET material, nexine 13 is made up of PE layer or LLDPE (linear low density of polyethylene) layer, described nexine 13 inside faces are smeared ionic coating 14, the described back side 2 is from outside to inside successively by radium-shine layer 23, composite bed 22, the compound laminating of PE layer 21 forms, described radium-shine layer 23 is that LLDPE or PE material are made, the described radium-shine layer 23 of bag is covered with laser pattern or word, described composite bed 22 is made up of PET material, described PE layer 21 is made up of PE material, the nexine 13 in bag front 1 encapsulates in the side of bag, the corresponding edge heat seal on base with the PE layer 21 at the bag back side 2, form sack in described sealing bag upper end, nexine 13 all uses identical PE material to make with PE layer 21, has guaranteed rear its mechanical strength of heat seal encapsulation and tamper-evident performance.
As shown in Figure 4,5, 6, for seal 3 structural representations that arrange at described sack in the utility model, described seal 3 comprises that A sealing 31, B seal 32 two parts, described A sealing 31 is made up of substrate composite bed 311 and sticking veneer composite bed 312 successively, described substrate composite bed 311 and the laminating of bag upper limb inside face, described substrate composite bed 311 is formed by basalis 3111, foam ink basalis 3112, temperature sensitive ink basalis 3113, the compound laminating of discoloration material layer 3114; Described basalis 3111 is that high-quality PE/PET face is compound, described foam ink basalis 3112 ensures the adhesive ability intensity of temperature sensitive ink and the stability of ink chemistry, the sensitieness of irreversible ink, in described foam ink substrate 3112, lateral insert is printed with irreversible temperature sensitive ink basalis 3113, in the time carrying out cold quick or temperature-sensitive Kaifeng, there is change color contrast in ink pellet surface; Described sticking veneer composite bed 312 is formed by hollow out ink false proof layer 3121, hollow out sticker false proof layer 3122, the compound laminating of aseptic isolation ground paper layer 3123; Described off-color material 3114 is pasted together with 3121 heat seals of hollow out ink false proof layer.Described B sealing 32 is successively by bottom 321, interlayer 322, surface-treated layer 323 is sticked to form, described bottom 321 and the laminating of bag upper limb inside face, the bottom of described B sealing is PE composite material, thereby with the PE material heat seal of same bag inside face after more firm, interlayer is PET composite material, can increase its intensity, surface-treated layer is that PET composite material surface carries out corona treatment, more easily false proof layer 3122 is gluing is connected with hollow out adjusting of A sealing to make it, described seal 3 seals 31 sticking veneer composite bed 312 by A and realizes with surface-treated layer 323 laminatings of B sealing 32.
In the time using, sample is put into sealing bag of the present utility model, then the aseptic isolation ground paper layer 3123 of A sealing 31 is opened, expose hollow out sticker false proof layer 3122, with surface-treated layer 323 adhesions of B sealing 32, now sealing bag, in sealing state up for safekeeping, there will be word to manifest and basalis change color after anti-fake sealing is being opened, again after encapsulation, still can obviously find out different characteristic, prove that with this sack was broken a seal.
Whether be front and the schematic rear view of sample sealing bag of the present utility model as a shown in Figure 6, the edge heat seal interface in described bag front 1 arranges the false proof district 6 of micro text, once tore from side heat seal interface in order to detect sealing bag.
If Fig. 7-10 are other embodiment Facad structure schematic diagrams of the utility model, this sample sealing bag internal layer as required surface adopts special process to carry out surface ion coating, as antibacterial layer.The finished product of bag divides after packing, adopts gamma ray 8-13K sterilization treatment, to prevent the storage and transport process microbiological contamination of sampling, improves aseptic reliability.District 5 is filled in the positive 1 middle part configuration information prompting of this sample sealing bag, encode false-proof district 7, the sub-light of the special pitted skin in bag surface is processed and used can writing ink, and this sample sealing bag feather edge outside face is smeared high temperature resistant ink layer 8, can write arbitrarily related information content on bag surface.The back side 2 of bag is all used transparent material, can directly observe sample by the back side of bag 2 and check correlation circumstance.
Claims (8)
1. the false proof anti-sample sealing bag that tears off the seal, comprises front, the back side, and seal, is characterized in that, described front is formed by surface layer, interlayer, the compound laminating of nexine three-decker from outside to inside successively; The described back side is formed by radium-shine layer, composite bed, the compound laminating of PE layer from outside to inside successively; The corresponding edge heat seal encapsulation of the PE layer at side, base and the back side of described nexine, form anti-fake sealing sack in described sealing bag upper end, described sack arranges seal, described seal comprises that A sealing, B seal two parts, and described A sealing is formed by substrate composite bed and the laminating of sticking veneer composite bed successively; Described substrate composite bed and the laminating of bag upper limb inside face; Described B sealing is sticked to form by bottom, interlayer, surface-treated layer successively; Described bottom and the laminating of bag upper limb inside face, the surface-treated layer laminating of the sticking veneer composite bed that described seal seals by A and B sealing realizes.
2. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, described surface layer is made up of PET composite material, and described interlayer is by VMPET composite material or PET is compound makes, and described nexine is made up of PE or LLDPE material; Described radium-shine layer is that LLDPE or PE material are made, and this layer of bag is covered with radium-shine word or pattern; Described composite bed by PET material make, described PE layer is made up of PE material.
3. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, the substrate composite bed of described A sealing is by basalis, foam ink basalis, and temperature sensitive ink basalis and the compound laminating of discoloration material layer form; Described sticking veneer composite bed is formed by hollow out ink false proof layer, hollow out sticker false proof layer and the compound laminating of aseptic isolation ground paper layer; Discoloration material layer and the heat seal of hollow out ink false proof layer are pasted together; The bottom of described B sealing is PE composite material, and interlayer is PET composite material, and surface-treated layer is that PET composite material surface carries out corona treatment.
4. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 3, is characterized in that, described basalis is made up of PE or PET Material cladding.
5. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, described surface layer outside face, nexine inside face, PE layer inside face, radium-shine layer outside face all carry out corona treatment.
6. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, the inside face of described nexine, false proof layer is smeared ionic coating.
7. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, described surface layer outside face carries out the sub-light processing of pitted skin.
8. the false proof anti-sample sealing bag that tears off the seal as claimed in claim 1, is characterized in that, described sealing bag feather edge outside face is smeared high temperature resistant ink layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320652707.1U CN203624154U (en) | 2013-10-22 | 2013-10-22 | Anti-counterfeit and anti-unsealing sample sealing bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320652707.1U CN203624154U (en) | 2013-10-22 | 2013-10-22 | Anti-counterfeit and anti-unsealing sample sealing bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203624154U true CN203624154U (en) | 2014-06-04 |
Family
ID=50810653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320652707.1U Expired - Lifetime CN203624154U (en) | 2013-10-22 | 2013-10-22 | Anti-counterfeit and anti-unsealing sample sealing bag |
Country Status (1)
| Country | Link |
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| CN (1) | CN203624154U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674801A (en) * | 2018-08-06 | 2018-10-19 | 四川出入境检验检疫局检验检疫技术中心 | The sample hermetic bag of multi-functional detection |
| CN108973368A (en) * | 2017-06-05 | 2018-12-11 | 深圳市力群印务有限公司 | The convex foaming antiforging printing method of heat |
| CN110697233A (en) * | 2019-08-30 | 2020-01-17 | 阳江市杰斐包装材料有限公司 | Electronic product shielding operation material evidence bag with anti-counterfeiting function and preparation method thereof |
-
2013
- 2013-10-22 CN CN201320652707.1U patent/CN203624154U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973368A (en) * | 2017-06-05 | 2018-12-11 | 深圳市力群印务有限公司 | The convex foaming antiforging printing method of heat |
| CN108973368B (en) * | 2017-06-05 | 2020-09-29 | 深圳市力群印务有限公司 | Thermal convex foaming anti-counterfeiting printing method |
| CN108674801A (en) * | 2018-08-06 | 2018-10-19 | 四川出入境检验检疫局检验检疫技术中心 | The sample hermetic bag of multi-functional detection |
| CN110697233A (en) * | 2019-08-30 | 2020-01-17 | 阳江市杰斐包装材料有限公司 | Electronic product shielding operation material evidence bag with anti-counterfeiting function and preparation method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |