CN110277188A - A kind of ultra-fine compound flexible circuit conductor of silver-colored alclad and preparation method thereof of low-density - Google Patents

A kind of ultra-fine compound flexible circuit conductor of silver-colored alclad and preparation method thereof of low-density Download PDF

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Publication number
CN110277188A
CN110277188A CN201910616728.XA CN201910616728A CN110277188A CN 110277188 A CN110277188 A CN 110277188A CN 201910616728 A CN201910616728 A CN 201910616728A CN 110277188 A CN110277188 A CN 110277188A
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silver
preparation
colored
alclad
flexible circuit
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Inventor
尹俊美
万吉高
刘毅
张国全
武海军
浦恩祥
戴华
张文林
马丽华
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Sino Platinum Metals Co Ltd
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Sino Platinum Metals Co Ltd
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Priority to CN201910616728.XA priority Critical patent/CN110277188A/en
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
    • C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/34—Sputtering
    • C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0006—Apparatus or processes specially adapted for manufacturing conductors or cables for reducing the size of conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0026—Apparatus for manufacturing conducting or semi-conducting layers, e.g. deposition of metal
    • 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
    • H01B5/02—Single bars, rods, wires, or strips

Abstract

The invention discloses a kind of ultra-fine compound flexible circuit conductors of silver-colored alclad and preparation method thereof of low-density, belong to composite material and its preparation.The compound flexible circuit conductor of silver alclad is using high purity silver as clad, fine aluminium is core material, and flexible circuit conductor outer diameter is 50 μm of 10 μm~Φ of Φ, and internal diameter is 49.0 μm of 8.4 μm~Φ of Φ, cladding is with a thickness of 0.1 μm~4.0 μm (cladding thickness is than 1%~8%), density 3g/cm3~5g/cm3.The preparation method of the silver-colored compound flexible circuit conductor of alclad includes: the first step, the preparation of silver-colored pipe target；Second step, the preparation of fine aluminium core material；Third step, silver-colored alclad recombination line base preparation；4th step, recombination line base multi pass drawing.The present invention prepares silver-colored alclad recombination line base using magnetic control sputtering vacuum coating technology, silvering even compact and adhesive force is good, and thickness of coating is easy to control, recombination line base ultra-fine at line footpath, low density flexible circuit conductor without annealing direct drawing.

Description

A kind of ultra-fine compound flexible circuit conductor of silver-colored alclad and preparation method thereof of low-density
Technical field
The present invention relates to a kind of ultra-fine compound flexible circuit conductors of silver-colored alclad and preparation method thereof of low-density, belong to composite material neck Domain is suitable for the very low (≤5g/cm of density requirements3), line footpath require the neck such as navigation, the Aeronautics and Astronautics of very thin (≤20 microns) The flexible circuit conductor of domain Inertial Navigating Gyro.
Background technique
Inertial Navigating Gyro is widely used in the navigation system such as navigation, Aeronautics and Astronautics, flexible circuit conductor plays transmitting energy It is the critical component of gyroscope with the effect of signal.Size, conductivity, density, shape and the molding in later period of flexible circuit conductor etc. are straight Connect precision, stability and the reliability for influencing gyroscope.
The design requirement of flexible circuit conductor: small size, high conductivity, low density, low elasticity modulus, good processing Performance and solderability, small mechanical hysteresis effect etc..Wherein silver-colored alclad composite wire is high with conductivity, density is small, processability Can be excellent the features such as, be the flexible circuit conductor of high comprehensive performance.
Existing silver alclad composite wire and preparation method thereof is as follows:
1) silver-colored pipe jacket aluminium core drawing wires: this method, which is deposited, to be needed repeatedly to anneal to eliminate processing hardening during the drawing process Scene, cladding interface easily generates a variety of silver such as μ, δ, β, aluminium frangible compounds in annealing process, to destroy material Processing performance and physical property can not prepare cladding very thin thickness, the very thin silver-colored alclad composite wire of line footpath.
2) silver coated aluminum compound silk material of aluminium wire electrosilvering: coating purity depends on the influence containing bath salt and gaseous impurity and plating The disadvantages such as layer uneven thickness has a stomata, and adhesive force is low are not suitable for preparing high performance silver-colored alclad composite wire；
3) a kind of high-performance silver coated aluminum compound silk material and its preparation process [thank and build new etc., a kind of high-performance silver coated aluminum is compound Silk material and its preparation process [P], Chinese invention patent, the patent No.: CN200710063265]: use fine silver pipe outside diameter and internal diameter Respectively Φ 20mm and Φ 14mm, the diameter of fine aluminium bar are Φ 14mm, length be 100mm blank carry out hydrostatic extrusion and Multi pass drawing adds annealing, and preparing outer diameter is 20 μm~1000 μm of Φ, the composite filament that core filaments diameter is 10 μm~950 μm of Φ Material, the silver-colored alclad preparation of 70 μm of Φ of implementation example outer diameter (internal diameter 49mm), from the cross section structure schematic diagram of embodiment, it is known that silver is multiple 10.5 μm of thickness degree (cladding thickness is than 15%), the density for calculating silver-colored alclad composite wire is 6.67g/cm3。
4) preparation process of silver coated aluminum compound silk material [revives suitable etc., preparation process [J] of silver coated aluminum compound silk material has coloured gold Belong to journal, 2007,17 (12): 1960-1966].The preparation method of the document uses CN200710063265 patented technology as above, The silver coated aluminum compound silk material of 90 μm of the outer diameter Φ prepared, 70 μm of Φ and 40 μm of three kinds of specifications of Φ, have carried out the survey of tensile strength Examination.From the silk material outer diameter of 70 μ of document Φ and the cross-sectional picture of cladding, it is known that 10.5 μm of silver-colored cladding thickness (cladding thickness ratio 15%) density for, calculating silver-colored alclad composite wire is 6.67g/cm3。
5) [Liu Xinhua etc. anneals to silver-colored alclad silk material interface for influence of the annealing to silver-colored alclad silk material interface and mechanical property Collect [C] with influence [A] .2011 Chinese material Conference Papers abstract of mechanical property, the time of meeting: 2011-05-17: 292]: silver-colored alclad silk material being prepared for using cold hydrostatic extrusion and the method for drawing (CN200710063265), has studied annealing pair The influence at prepared silk material interface and mechanical property.
6) a kind of silver-colored alclad composite filaments material and preparation method thereof [Luo Yibing etc., a kind of silver alclad composite filaments material and its Preparation process [P], Chinese invention patent, the number of applying for a patent: CN105869771]: use outer diameter for Φ 30mm, wall thickness is The silver pipe of 2.5mm, silver-colored length of tube 200mm are casting mold, metal aluminium liquid are injected by the way of compression casting, cooled and solidified is prepared Composite blank, then using rolling or rod die drawing pull out, finally by multi pass drawing and prepare by annealing outer diameter be 50 μm of Φ~ 500 μm of microfilament, the preparation of implementation example Φ 0.8mm and Φ 0.1mm microfilament, does not report corresponding internal diameter.According to the patent It is 5.1g/cm that blank density, which is calculated, in composite blank size3, the deformation and extension of pure Al are excellent when actually composite blank stretches In pure Ag, the cladding ratio of Ag is actually higher than blank when pulling to microfilament, and the density of Ag is significantly larger than the density of Al, this is specially The microfilament actual density of benefit preparation is higher than 5.1g/cm3。
7) silver-colored alclad bar vertical continuous casting combined shaping preparation process [applies soldier soldier etc., silver-colored alclad bar vertical continuous casting is compound Preparation process [J] engineering science journal is shaped, 2019-04-30 network is starting]: different works are simulated using Procast software The freezing interface position of the distribution of continuous casting combined temp field and silver and aluminium under skill parameter, gives the casting parameters model of optimization It encloses, the standby outer diameter Φ 20mm out of guidance system, the silver-colored alclad bar (cladding thickness is than 15%) of internal diameter Φ 14mm, compound interface slice width degree It about 20 μm, is made of intermetallic compound.The document does not carry out the processing experiment of next step to bar, from the silver-colored alclad prepared Silver alclad bar density 6.67g/cm is calculated in bar3。
Ag layers of cladding due to silver coated aluminum compound silk material and bar reported above are relatively thick, and the density of composite wire is all In 5.0g/cm3More than, and diameter is most 20 μm thin.With the development of science and technology, in the navigation system such as navigation, Aeronautics and Astronautics High-performance gyroscope proposes the negative effect for substantially mitigating flexible circuit conductor gravity and generating to flexible circuit conductor, and small restraint moment is contour to be wanted It asks, it is desirable that the very low (≤5g/cm of density3), the technical requirements of line footpath ultra-fine (≤20 μm).Existing silver coated aluminum compound silk material it is close Degree and size are unable to satisfy requirement.
The present invention proposes to prepare silver-colored alclad recombination line base ultrafine wire using magnetic control sputtering vacuum coating technology, by subsequent more Low-density (≤5g/cm is prepared in passage drawing (unannealed)3), the compound flexible circuit conductor of silver-colored alclad of ultra-fine line footpath (≤20 microns), High-performance gyroscope is met to the technical requirements of flexible circuit conductor.
Summary of the invention
The object of the present invention is to provide a kind of ultra-fine compound flexible circuit conductor of silver-colored alclad and preparation method thereof of low-density, silver packets The compound flexible circuit conductor plated layer compact of aluminium and adhesive force is good, thickness of coating is easy to control, and it is close to solve existing silver-colored alclad composite wire Degree is high, line footpath is relatively crude and annealing process median surface forms compound and destroys processing performance and physical property of material etc. Problem.
The technical solution of present invention realization above-mentioned purpose are as follows:
A kind of ultra-fine compound flexible circuit conductor of silver-colored alclad of low-density, using high purity silver as cladding, fine aluminium is core material, flexible circuit conductor outer diameter For 50 μm of 10 μm~Φ of Φ, internal diameter is 49.0 μm of 8.4 μm~Φ of Φ, and (cladding thickness is than 1% with a thickness of 0.1 μm~4.0 μm for cladding ~8%), density 3g/cm3~5g/cm3。
Wherein the silver content of high purity silver cladding is 99.99%.
The present invention further provides the preparation methods of the ultra-fine compound flexible circuit conductor of silver-colored alclad of the low-density, specifically include Following steps:
(1) silver-colored pipe target preparation: the silver-colored ingot casting having a size of 80~Φ of Φ 85mm removes the defect of ingot casting surface, after turning Having a size of 70~Φ of Φ 75mm；The tubing that Ф 65mm (± 1mm) × Ф 55mm (± 1mm) is squeezed out with extruder, is made silver-colored pipe target Material；
(2) prepared by fine aluminium core material: aluminium bar material is prepared diameter >=Φ 0.015mm fine aluminium core material by drawing；
(3) silver-colored alclad recombination line base preparation: magnetic control sputtering vacuum coating machine is utilized, using silver-colored pipe target as cathode, continuously The fine aluminium core material of cabling is greater than 2.0 × 10 as anode, suction-3Pa fills the high-purity argon gas of 0.2~0.8MPa, controls target Electric current is 2.0~8.0A, prepares silver-colored alclad recombination line base；
(4) silver alclad recombination line base made from upper step recombination line base multi pass drawing: is subjected to multiple tracks using wire-drawing die Secondary drawing, passage deformation 3%~6%, total deformation 50%~80% prepares the compound flexible circuit conductor of silver-colored alclad.
In step (2), the fine aluminium core material that is prepared should surface be smooth, pore-free, crackle, the defects of being mingled with.
In step (3), the Trace speed of fine aluminium core material is 20~100mm/min, preferably 40~60mm/min.
In step (3), preferred process conditions are as follows: vacuum degree is greater than 1 × 10-3Pa fills the high-purity argon of 0.3~0.6MPa Gas, control target current are 3.0~5.0A.
In step (4), use machine oil for lubricant in drawing process.
The principle of silver alclad recombination line base preparation of the invention: using silver-colored pipe target as cathode, using fine aluminium core wire as anode, Control target current and operating pressure, argon gas are ionized into Ar+, Ar+Accelerate to hit simultaneously bombarding cathode target material surface under electric field action, Silver atoms are projected from target material surface, are sputtered deposited under magnetic fields and are formed film on anode fine aluminium core wire, pure by controlling The Trace speed of aluminium core wire rod, target current, operating pressure control the thickness of silver film, and the silver-colored alclad of this method preparation is compound The silvering even compact and adhesive force of line base are good, and thicknesses of layers is easy to control.Silver-colored alclad recombination line base passes through multi pass drawing, Prepare the ultra-fine compound flexible circuit conductor of silver-colored alclad of low-density.
Compared with current material and preparation method, the present invention has following technological merit:
(1) good using the plated layer compact and adhesive force of the silver-colored alclad recombination line base of magnetic control sputtering vacuum coating method preparation, plating Thickness degree is easy to control, and can prepare the very thin silver-colored alclad recombination line base of cladding.
(2) size of silver-colored alclad recombination line base is smaller, can avoid annealing with direct drawing at required size without annealing Cladding interface generates a variety of silver such as μ, δ, β, aluminium frangible compounds in the process, to destroy the processing performance of material and physical Can, prepare the compound flexible circuit conductor of high performance silver-colored alclad.
(3) a kind of compound flexible circuit conductor of silver-colored alclad for the cladding even compact that low-density is ultra-fine: density 3g/cm3~5g/ cm3, 50 μm of 10 μm~Φ of outer diameter Φ, 49 μm of 8.4 μm~Φ of internal diameter Φ, cladding is with a thickness of 0.1 μm~4.0 μm (cladding thickness ratios 1%~8%).
Detailed description of the invention
Fig. 1 is silver-colored pipe target material structure schematic diagram prepared by the present invention.
Fig. 2 is the appearance of silver coating on 45 μm of fine aluminium core materials of Φ of the preparation of embodiment 2.
Fig. 3 is that the SEM electron-microscope scanning of the cladding appearance for the compound flexible circuit conductor of silver-colored alclad that embodiment 2 prepares 30 μm of outer diameter Φ shines Piece；
Fig. 4 is the metallograph of the cladding appearance for the compound flexible circuit conductor of silver-colored alclad that embodiment 2 prepares 30 μm of outer diameter Φ.
Specific embodiment
The diameter of the silver-colored pipe target prepared in following embodiment is Ф 58mm, and internal diameter is Ф 50.8mm, and length is 370.8mm is having assembly 0.6mm platform (outer diameter is Ф 56.8mm herein), as shown in Figure 1 at the 37.8mm of top.
The measuring method of the density of the compound flexible circuit conductor of silver-colored alclad prepared in embodiment: metallographic method.
The measuring method of cladding thickness: metallographic method.
Flexible circuit conductor size is measured using vertical optical projector.
Embodiment 1
10 μm of outer diameter Φ, internal diameter is 8.4 μm of Φ, 0.8 μm of cladding thickness (cladding thickness is than 8%), density 5g/ cm3The compound flexible circuit conductor preparation of silver-colored alclad:
Using silver-colored pipe target as cathode, 15 μm of fine aluminium core material Φ of continuous cabling (40mm/min) are used as anode, vacuum degree It is 0.6 × 10-3Pa fills high-purity argon gas 0.6MPa, and work target current 5A, and the average value of film thickness controls the preparation at 1.54 μm Recombination line base is carried out passage deformation 3~4% by silver-colored alclad recombination line base out, and total deformation 70% is prepared silver-colored cladding and uniformly caused Close outer diameter is 10 μm of Φ, and internal diameter is 8.4 μm of Φ, 0.8 μm of cladding thickness (cladding thickness is than 8%), density 5g/cm3Silver The compound flexible circuit conductor of alclad.
Embodiment 2
30 μm of outer diameter Φ, internal diameter is 27.3 μm of Φ, and 1.35 μm of cladding thickness (cladding thickness is than 4.5%), density is 4g/cm3The compound flexible circuit conductor preparation of silver-colored alclad:
Using silver-colored pipe target as cathode, 45 μm of fine aluminium core material Φ of continuous cabling (50mm/min) are used as anode, vacuum degree It is 0.8 × 10-3Pa fills high-purity argon gas 0.5MPa, and work target current 4A, and the average value of film thickness controls the preparation at 2.45 μm Recombination line base is carried out passage deformation 4~5% by silver-colored alclad recombination line base out, and total deformation 64% is prepared silver-colored cladding and uniformly caused Close outer diameter is 30 μm of Φ, and internal diameter is 27.3 μm of Φ, 1.35 μm of cladding thickness (cladding thickness is than 4.5%), density 4g/cm3 The compound flexible circuit conductor of silver-colored alclad.
Ag layers of even compact of plating of obtained silver-colored alclad recombination line base as can be seen from Figure 2.It can be seen that 30 μ of Φ from Fig. 3 and Fig. 4 Clad surface even compact the defects of (no stomata, being mingled with) of the compound flexible circuit conductor of silver-colored alclad of m, surface-brightening.
Embodiment 3
The silver-colored compound flexible circuit conductor of alclad, 50 μm of outer diameter Φ, internal diameter is 49 μm of Φ, 0.5 μm of cladding thickness (cladding thickness ratio 1%), density 3g/cm3The compound flexible circuit conductor preparation of silver-colored alclad:
Using silver-colored pipe target as cathode, 75 μm of fine aluminium core wire Φ of continuous cabling (60mm/min) are used as anode, vacuum degree It is 1 × 10-3Pa fills high-purity argon gas 0.3MPa, and work target current 3A, and the average value of film thickness is controlled at 0.92 μm, prepares Recombination line base is carried out passage deformation 5~6% by silver-colored alclad recombination line base, and total deformation 58% prepares silver-colored cladding even compact Outer diameter be 50 μm of Φ, internal diameter be 49 μm of Φ, 0.5 μm of cladding thickness (cladding thickness is than 1%), density 3g/cm3Silver-colored alclad Compound flexible circuit conductor.

Claims (9)

1. a kind of ultra-fine compound flexible circuit conductor of silver-colored alclad of low-density, using high purity silver as cladding, fine aluminium is core material, which is characterized in that Flexible circuit conductor outer diameter is 50 μm of 10 μm~Φ of Φ, and internal diameter is 49.0 μm of 8.4 μm~Φ of Φ, and cladding is (multiple with a thickness of 0.1 μm~4.0 μm Thickness degree is than 1%~8%), density 3g/cm3~5g/cm3。
2. a kind of preparation method of the ultra-fine compound flexible circuit conductor of silver-colored alclad of low-density, specifically comprises the following steps:
(1) silver-colored pipe target preparation: the silver-colored ingot casting having a size of 80~Φ of Φ 85mm removes the defect of ingot casting surface, size after turning For 70~Φ of Φ 75mm；The tubing that Ф 65mm (± 1mm) × Ф 55mm (± 1mm) is squeezed out with extruder, is made silver-colored pipe target；
(2) prepared by fine aluminium core material: aluminium bar material is prepared diameter >=Φ 0.015mm fine aluminium core material by drawing；
(3) silver-colored alclad recombination line base preparation: magnetic control sputtering vacuum coating machine is utilized, using silver-colored pipe target as cathode, continuous cabling Fine aluminium core material as anode, suction is greater than 2 × 10-3Pa, fills the high-purity argon gas of 0.2~0.8MPa, and control target current is 2.0~8.0A prepares silver-colored alclad recombination line base；
(4) silver alclad recombination line base made from upper step recombination line base multi pass drawing: is subjected to multi-pass drawing using wire-drawing die It pulls out, passage deformation 3%~6%, total deformation 50%~80% prepares the compound flexible circuit conductor of silver-colored alclad.
3. preparation method according to claim 2, which is characterized in that in step (2), the fine aluminium core surfaces that are prepared Smooth, pore-free, crackle and inclusion defect.
4. preparation method according to claim 2, which is characterized in that in step (3), the Trace speed of fine aluminium core material is 20 ~100mm/min.
5. the preparation method according to claim 4, which is characterized in that the Trace speed of fine aluminium core material is 40~60mm/ min。
6. preparation method according to claim 2, which is characterized in that in step (3), vacuum degree is greater than 1 × 10-3Pa。
7. preparation method according to claim 2, which is characterized in that in step (3), operating pressure: fill 0.3~0.6MPa High-purity argon gas.
8. preparation method according to claim 2, which is characterized in that in step (3), control target current is 3.0~5.0A.
9. preparation method according to claim 2, which is characterized in that in step (4), drawing process uses machine oil for lubrication Agent.
CN201910616728.XA 2019-07-09 2019-07-09 A kind of ultra-fine compound flexible circuit conductor of silver-colored alclad and preparation method thereof of low-density Pending CN110277188A (en)

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Cited By (2)

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CN112872077A (en) * 2021-01-29 2021-06-01 宁波江丰电子材料股份有限公司 Preparation method of high-purity silver evaporation material
CN114758838A (en) * 2021-01-11 2022-07-15 上海乔辉新材料科技有限公司 Manufacturing method of silver-plated wire

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US20130089707A1 (en) * 2011-10-10 2013-04-11 Certainteed Corporation Coated granules for construction applications
CN105642698A (en) * 2016-01-08 2016-06-08 长沙理工大学 Preparation method of silver-clad aluminum composite microwire
CN109036697A (en) * 2018-08-16 2018-12-18 上海乔辉新材料科技有限公司 A kind of NEW TYPE OF COMPOSITE conducting wire and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN1996503A (en) * 2007-01-05 2007-07-11 北京科技大学 A high-performance silver coated aluminum compound silk material and its preparing technology
CN102467987A (en) * 2010-11-19 2012-05-23 钰成材料科技股份有限公司 Lead wire for capsulation and manufacturing method thereof
US20130089707A1 (en) * 2011-10-10 2013-04-11 Certainteed Corporation Coated granules for construction applications
CN105642698A (en) * 2016-01-08 2016-06-08 长沙理工大学 Preparation method of silver-clad aluminum composite microwire
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114758838A (en) * 2021-01-11 2022-07-15 上海乔辉新材料科技有限公司 Manufacturing method of silver-plated wire
CN112872077A (en) * 2021-01-29 2021-06-01 宁波江丰电子材料股份有限公司 Preparation method of high-purity silver evaporation material
CN112872077B (en) * 2021-01-29 2022-12-02 宁波江丰电子材料股份有限公司 Preparation method of high-purity silver evaporation material

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