CN105895199B - A kind of washable conducting connecting part of flexible extensible - Google Patents
A kind of washable conducting connecting part of flexible extensible Download PDFInfo
- Publication number
- CN105895199B CN105895199B CN201610420841.7A CN201610420841A CN105895199B CN 105895199 B CN105895199 B CN 105895199B CN 201610420841 A CN201610420841 A CN 201610420841A CN 105895199 B CN105895199 B CN 105895199B
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- Prior art keywords
- conducting
- connecting part
- conductive material
- conducting connecting
- composite
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- 230000009975 flexible effect Effects 0.000 title claims abstract description 25
- 239000004020 conductor Substances 0.000 claims abstract description 92
- 239000000463 material Substances 0.000 claims abstract description 26
- 239000002131 composite material Substances 0.000 claims abstract description 21
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims abstract description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 229920002521 macromolecule Polymers 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229920001940 conductive polymer Polymers 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229920000128 polypyrrole Polymers 0.000 claims description 3
- 229920000123 polythiophene Polymers 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 claims description 2
- 239000011160 polymer matrix composite Substances 0.000 claims description 2
- 229920013657 polymer matrix composite Polymers 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000002305 electric material Substances 0.000 claims 1
- 239000012811 non-conductive material Substances 0.000 claims 1
- 229920006389 polyphenyl polymer Polymers 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000009941 weaving Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 230000008054 signal transmission Effects 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 238000009940 knitting Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229920002334 Spandex Polymers 0.000 description 2
- 229920004933 Terylene® Polymers 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920000767 polyaniline Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000004759 spandex Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229910001312 Amalgam (dentistry) Inorganic materials 0.000 description 1
- -1 alternatively Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 description 1
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
Abstract
The invention discloses a kind of washable conducting connecting part of flexible extensible, for the composite conducting connector being composed of conductive material and non-conducting material；The conductive material is stretched and is reset, and electrical property remains unchanged simultaneously with the non-conducting material.The conductive material and non-conducting material are processed into fabric shape conducting connecting part by combining weaving process according to winding displacement mode；Or the fabric shape conducting connecting part is sealed in again, composite conducting connector is made made of the non-conducting material inside flexible base material；Or the conductive material is directly embedded in the flexible base material and composite conducting connector is made.The present invention has good flexibility, it can substantially stretch, it is water-fastness, fatigue durability is excellent, resistance change is small after cyclic loading and washing, electric signal transmission is reliable and stable, can there is good stickiness with human body surface, can replace plain conductor and printed circuit application in intelligent clothing and intelligent wearable device.
Description
Technical field
The invention belongs to intelligence wearing technical field more particularly to a kind of flexible extensibles for flexible fabric sensor
Washable conducting connecting part.
Background technology
Intelligence wearing is the hot spot that scientific and technological industry rapidly develops in recent years, intelligence wearing require electronic product have it is good can
Characteristic is dressed, stretching and bending that can be appropriate there can be good stickiness with human body surface.Therefore, for intelligence wearing electricity
Conducting connecting part in sub- equipment proposes higher requirement.
Conducting connecting part is the critical component in the electronic device connecting circuit or component, is related to electric signal
The stability and reliability of transmission.And in electronic field, the conducting connecting part used is mainly by plain conductor or printing electricity
The compositions such as road plate.
Plain conductor and printed circuit board have good stability and reliability in common electronic equipment, but its is soft
Poor toughness can not be stretched significantly, and not water-fastness, fatigue durability is poor, can not accomplish the low modulus close with human skin, application
There is significant limitation in the electronic equipment contacted with human skin, also limit currently popular wearable intelligent clothing
Development.
Invention content
In view of described in background technology, the technical problems to be solved by the invention are to provide a kind of with good flexible
Property, conducting connecting part stretchable, water-fastness, fatigue durability is excellent, resistance value is low, and electric signal transmission is reliable and stable, can generation
For the application of plain conductor or printed circuit board in field of intelligent wear.
The present invention is achieved by the following technical solutions：
A kind of washable conducting connecting part of flexible extensible, to be answered by what conductive material and non-conducting material were composed
Close conducting connecting part；The conductive material is stretched and is reset simultaneously with the non-conducting material, and electric conductivity is kept not
Become.
Preferably, the conductive material and non-conducting material are processed into fabric by combining weaving process according to winding displacement mode
Form conducting connecting part；Or the fabric shape conducting connecting part is sealed in elastic matrix made of the non-conducting material again
Composite conducting connector is made in material internal；Or the conductive material be directly embedded in the flexible base material be made it is compound
Conducting connecting part.
Preferably, the conductive material, which is directly embedded in the flexible base material, is made composite conducting connection
Part, refer to by the conductive material with conformation of rules according to rule winding displacement mode, be embedded in flexible base material be made it is poly-
Object based composites are closed, and the form that the conductive material is embedded in the flexible base material is with bending deformation ability
Form, screw type, double helical form, waveform, Z-shaped, sinusoidal, sawtooth pattern etc..
The conductive material can be conductive material made of intrinsically conducting macromolecule, based on composite conductive polymer
Manufactured conductive material, based on the combination of one or more of conductive material made of dissimilar metals material or
The composite conducting material that conductive material is composed with non-conducting material.
Wherein, the intrinsically conducting macromolecule includes the group of one or more of polyaniline, polythiophene, polypyrrole
It closes.
Wherein, it is described that the composite conductings such as metal powder or carbon black, graphite, carbon fiber are included based on composite conductive polymer
Macromolecule.
Wherein, the metallic conductors such as copper, silver, gold, nickel, aluminium are included and on non-conducting material surface based on dissimilar metals material
Composite conducting material made of the metallic conductors such as copper facing, silver, gold, nickel, aluminium.
Preferably, the elastic polymer materials such as rubber, polyurethane or synthetic resin may be used in the flexible base material.
The non-conducting material includes the combination of one or more of natural fiber or synthetic fibers, may be used cotton,
The combination of one or more of the textile fabrics such as hair, regenerated celulose fibre, terylene, polyamide fibre, spandex.
Knitting, weaving may be used in the combination weaving process；Wherein, knitting may be used plain,
Rib-loop, double rib, plating structure, inlaid thread tissue, pillar stitch, warp plain stitch and its alternative construction；Wherein weaving can be with
Using plain weave, twill, satin weave and its alternative construction.
The form of the polymer matrix composite can be column, film or sheet.
The regular winding displacement mode of the conductive material can be single or more parallel arrangement or double helix arrangement, more plus
It is twisted stock, more or multiply spiral winding.
Compared with prior art, the beneficial effects of the present invention are：
The washable conducting connecting part of flexible extensible provided by the invention has good flexibility, can substantially stretch, resistance to
Washing, fatigue durability is excellent, and resistance change is small after cyclic loading and washing, and electric signal transmission is reliable and stable, is approached with human body
Low modulus, can have good stickiness with human body surface, plain conductor and printed circuit application can be replaced in intelligent clothing
And intelligent wearable device.
Description of the drawings
Fig. 1：The conductive material of double helix arrangement is sealed in manufactured post-like conductive connecting-piece structure signal in elastic matrix
Figure；
Fig. 2：The conductive material of wave form is sealed in manufactured membranaceous conducting connecting part structural representation in elastic matrix
Figure；
Fig. 3：Conductive material is using zigzag, zigzag, sine curve and its change curve, waveform schematic diagram；
Fig. 4：Conductive material and non-conducting material are conductive using fabric shape made of the combination weaving of latitude plain knitting
Connecting-piece structure schematic diagram；
Fig. 5：Conductive material and non-conducting material are connected using fabric shape conduction made of the weaving of plain woven process combination
Fitting structure diagram；
Fig. 6：Relation curve between conducting connecting part resistance variations and elongation strain；
Fig. 7：Relation curve between conducting connecting part resistance variations and CYCLIC LOADING number.
Specific embodiment
In order to be clearer and more comprehensible the present invention, hereby preferred embodiment, is described in detail below.
The present embodiment provides a kind of washable conducting connecting parts of flexible extensible, by material selection, structure design and answer
It closes effect and a kind of washable conducting connecting part of flexible extensible is made, plain conductor and printed circuit application can be replaced in Intellectual garment
Dress and intelligent wearable device.
Fig. 1 is that the conductive material of double helix arrangement is sealed in manufactured post-like conductive company in elastic matrix by Compound Machining
Fitting structure diagram.Conductive material 101 is arranged in double helix, and elastic matrix 102 uses column, is wrapped in the conductive material
Outside 101.
Fig. 2 is that the conductive material of wave form is sealed in manufactured membranaceous conducting connecting part structural representation in elastic matrix
Figure.Conductive material 103 is arranged in using waveform in the elastic matrix 104, and the elastic matrix 104 is using membranaceous, cladding
Outside the conductive material 103.
Conducting connecting part shown in Fig. 1 and Fig. 2 is two-component polymer based composites, and conductive material 101,103 provides good
Good electric conductivity, assigns its stretchable deformability, polymer elasticity matrix then provides good using the arrangement of conformation of rules
Tensile elasticity and recovery characteristic well, water-fastness and fatigue performance.
The intrinsically conductings macromolecule material such as polyaniline, polythiophene, polypyrrole may be used in above-mentioned conductive material 101,103
Material, alternatively, metal powder, such as composite conducting made of the polymer of the carbon-based filling such as gold, silver filling or carbon black, graphite are high
Molecular material；Plain conductors or the conductive yarns such as silver-plated, copper facing or nickel plated copper such as copper wire, silver wire can also be used.Above-mentioned bullet
The elastopolymers such as PDMS, PU, SBS may be used in property matrix 102,104.
As shown in figure 3, in the present invention, the form of conductive material is not limited to above-mentioned several embodiments, can also use Fig. 3
Shown zigzag, zigzag, sine curve and waveform etc. can extend, the shape of buckling.
Fig. 4 is conductive using fabric shape made of the combination weaving of latitude plain knitting for conductive material and non-conducting material
Connecting-piece structure schematic diagram.Wherein, no conductive 202 made of conductor wire 201 made of conductive material and non-conducting material exists
It is arranged in fabric in loop shape, conductor wire 201 and no conductive 202 are mutual by loop construction using knitting plain weave technique
Snare interweaves.So that conductor wire 201 and no conductive 202 can be with synchro-draw, bucklings.
Fig. 5 is led for conductive material and linear non-conducting material using fabric shape made of the weaving of plain woven process combination
Electrical connector structure diagram.Arrangement arranged in parallel, non-conducting material are made conductor wire 203 made of conductive material in the fabric
No conductive 204 be interweaved in the fabric, two kinds of materials are interweaved using woven plain weave technique, in this way, conductor wire 203
It can be with synchro-draw, buckling with no conductive 204.Wherein, intrinsically conducting macromolecule or metal powder may be used in conductor wire 203
Electrically conductive filament made of last, carbon-based filled composite conducting polymer or the metal conductive wires such as yarn or copper wire, silver wire, also may be used
With the conductive yam formed using the plating metal conductive yarn such as silver-plated or nickel plated copper or electrically conductive filament or yarn with combination of conductive materials
Line.Wherein, one kind in the textile yarns such as terylene, polyamide fibre, spandex, cotton, regenerated celulose fibre may be used in no conductive 204
Or several combinations.
Conducting connecting part shown in Fig. 4 and Fig. 5 is fabric shape conducting connecting part, conductor wire 201,203 and no conductive
202nd, 204 be fabric by weaving process intertexture, since its fabric shape assigns its flexible extensible and good wearable spy
Property, it can be by carrying out waterproof or water-fastness processing to conductive yarn or passing through fabric good with the compound acquisition of elastic matrix
Wash durability.
Relation curve between conducting connecting part resistance variations shown in Fig. 6 and elongation strain, in strain 0-100% variation models
In enclosing, resistance variations can be controlled within 2%.
Relation curve between conducting connecting part resistance variations shown in Fig. 7 and CYCLIC LOADING number is followed in strain 0-50%
Ring loads, and at 5000 times, resistance variations can control within 0.5% loading number.
By Fig. 6 and Fig. 7 as it can be seen that the present invention to conducting connecting part under the premise of stretchable, can also keep stable electrical
Can, it is to prepare intelligent wearing, the excellent selection of especially flexible, washable intelligence wearing product.
Claims (8)
1. a kind of washable conducting connecting part of flexible extensible, it is characterised in that：It is by conductive material and non-conducting material group
Close the composite conducting connector formed；The conductive material is stretched and is reset simultaneously with the non-conducting material, and its
Electrical property remains unchanged during being stretched and being reset；The composite conducting connector is：By the conductive material and non-
Conductive material is processed into fabric shape conducting connecting part, then the fabric shape conducting connecting part is sealed according to winding displacement mode
It is made inside flexible base material made of the non-conducting material；Or the conductive material is directly embedded in the elastic base
It is made in body material；The conductive material is conductive material made of intrinsically conducting macromolecule, based on compound-type conducting high score
Son conductive material, based on the combination of one or more of conductive material or conduction made of dissimilar metals material
The composite conducting material that material is composed with non-conducting material；Between the conducting connecting part resistance variations and elongation strain
Relationship is：In strain 0-100% variation ranges, resistance variations are within 2%；The conducting connecting part resistance variations and cycle
Loading number between relationship be：The CYCLIC LOADING in the range of strain 0-50%, loading number 5000 times, resistance variations exist
Within 0.5%.
2. conducting connecting part according to claim 1, it is characterised in that：The conductive material is directly embedded in the elasticity
Composite conducting connector is made in basis material, refers to the winding displacement mode according to rule by the conductive material with conformation of rules,
It is embedded in flexible base material and polymer matrix composite is made, and the conductive material is embedded in the flexible base material
In form be the form for having bending deformation ability.
3. conducting connecting part according to claim 2, it is characterised in that：The flexible base material is elastic polymer material
Material.
4. conducting connecting part according to claim 1, it is characterised in that：The intrinsically conducting macromolecule includes polyphenyl
The combination of one or more of amine, polythiophene, polypyrrole.
5. conducting connecting part according to claim 1, it is characterised in that：It is described that gold is included based on composite conductive polymer
Belong to powder or carbon black, graphite, carbon fiber.
6. conducting connecting part according to claim 1, it is characterised in that：It is described to be based on leading made of dissimilar metals material
Electric material includes copper, silver, gold, nickel or conductive material made of aluminium and in non-conducting material copper coating, silver, gold, nickel or aluminium
Manufactured composite conducting material.
7. conducting connecting part according to claim 1, it is characterised in that：The non-conducting material is natural fiber or synthesis
The combination of one or more of fiber.
8. conducting connecting part according to claim 1, it is characterised in that：The form of the composite conducting connector is column
Shape, film or sheet；The conductive material with single or more parallel arrangement or double helix arrangement, more twisting into stock, more or
The form of multiply spiral winding is embedded in the flexible base material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420841.7A CN105895199B (en) | 2016-06-14 | 2016-06-14 | A kind of washable conducting connecting part of flexible extensible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420841.7A CN105895199B (en) | 2016-06-14 | 2016-06-14 | A kind of washable conducting connecting part of flexible extensible |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105895199A CN105895199A (en) | 2016-08-24 |
| CN105895199B true CN105895199B (en) | 2018-07-06 |
Family
ID=56729611
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610420841.7A Active CN105895199B (en) | 2016-06-14 | 2016-06-14 | A kind of washable conducting connecting part of flexible extensible |
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| Country | Link |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832344A (en) * | 2018-07-26 | 2018-11-16 | 隆扬电子（昆山）有限公司 | A kind of high resiliency conductor wire and preparation method thereof |
| US10999925B2 (en) * | 2018-09-19 | 2021-05-04 | Ii-Vi Delaware, Inc. | Stretchable conductor circuit |
| CN109291593A (en) * | 2018-09-29 | 2019-02-01 | 华纺股份有限公司 | A kind of the weaving base water-fastness conductive material and preparation method wearable for intelligence |
| CN109505120A (en) * | 2018-11-16 | 2019-03-22 | 常德力元新材料有限责任公司 | A kind of electromagnetic shielding conductive fabric |
| CN111941945A (en) * | 2019-04-29 | 2020-11-17 | 臻鼎科技股份有限公司 | Elastic conductive composite fabric |
| CN111129383B (en) * | 2019-12-23 | 2022-03-22 | 嘉兴极展科技有限公司 | Flexible battery pack |
| CN115045017A (en) * | 2022-05-09 | 2022-09-13 | 浙江理工大学 | Sensor fabric for signal monitoring and preparation method and application thereof |
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| CN102345196A (en) * | 2011-09-27 | 2012-02-08 | 东华大学 | Electromagnetic shielding braided fabric of carbon filament covering yarn and application of electromagnetic shielding braided fabric |
| CN102610534A (en) * | 2012-01-13 | 2012-07-25 | 华中科技大学 | Stretchable RFID (Radio Frequency Identification) electronic tag and manufacturing method thereof |
| CN104687439A (en) * | 2015-04-03 | 2015-06-10 | 武汉工程大学 | Intelligent emotion perceiving clothes based on nanofibers |
| CN104939403A (en) * | 2015-06-15 | 2015-09-30 | 苏州威尔德工贸有限公司 | Flexible wearable electronic fabric based on conductive nanofiber |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11354981A (en) * | 1998-06-11 | 1999-12-24 | Achilles Corp | Electromagnetic wave shielding sheet |
| CN104305581A (en) * | 2014-09-30 | 2015-01-28 | 福建泉州市健凯服饰有限公司 | Air conditioning clothes convenient to wear |
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|---|---|---|---|---|
| CN1798887A (en) * | 2003-06-03 | 2006-07-05 | 皇家飞利浦电子股份有限公司 | A fabric interface |
| CN102345196A (en) * | 2011-09-27 | 2012-02-08 | 东华大学 | Electromagnetic shielding braided fabric of carbon filament covering yarn and application of electromagnetic shielding braided fabric |
| CN102610534A (en) * | 2012-01-13 | 2012-07-25 | 华中科技大学 | Stretchable RFID (Radio Frequency Identification) electronic tag and manufacturing method thereof |
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Denomination of invention: Flexible stretchable and washable conductive connecting piece Effective date of registration: 20190424 Granted publication date: 20180706 Pledgee: Zhuhai Yueke Gold Controlled Microfinance Co.,Ltd. Pledgor: ZHUHAI ADVANPRO TECHNOLOGY Co.,Ltd. Registration number: 2019980000073 |
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