CN108546160A - A kind of ceramic base circuit and preparation method thereof - Google Patents

A kind of ceramic base circuit and preparation method thereof Download PDF

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Publication number
CN108546160A
CN108546160A CN201810617688.6A CN201810617688A CN108546160A CN 108546160 A CN108546160 A CN 108546160A CN 201810617688 A CN201810617688 A CN 201810617688A CN 108546160 A CN108546160 A CN 108546160A
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China
Prior art keywords
ceramic
ceramic base
base circuit
liquid metal
circuit
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CN201810617688.6A
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Chinese (zh)
Inventor
姚又友
刘静
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Beijing Dream Ink Technology Co Ltd
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Beijing Dream Ink Technology Co Ltd
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Priority to CN201810617688.6A priority Critical patent/CN108546160A/en
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81Coating or impregnation
    • C04B41/89Coating or impregnation for obtaining at least two superposed coatings having different compositions
    • C04B41/90Coating or impregnation for obtaining at least two superposed coatings having different compositions at least one coating being a metal
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/52Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/03Use of materials for the substrate
    • H05K1/0306Inorganic insulating substrates, e.g. ceramic, glass
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/0011Working of insulating substrates or insulating layers

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing Of Printed Wiring (AREA)

Abstract

A kind of ceramic base circuit and preparation method thereof, the method, including:Ceramic mud is prepared into required shape by step 1, as ceramic bases;Step 2 is blended with the liquid metal of metallic particles with certain circuit pattern brushing on the surface of the ceramic bases, forms conducting wire;Step 3, the conducting wire glazing that the ceramic bases and its surface are formed;Step 4, sintering curing form the ceramic base circuit.The fusing point of the liquid metal used in the present invention is substantially at 300 DEG C or less, for the metals such as gold, silver, copper compared to the thousands of degree of fusing point, ceramic-metal composites are prepared using liquid metal, production equipment and corollary equipment requirement are low, improve the safety of production.

Description

A kind of ceramic base circuit and preparation method thereof
Technical field
The invention belongs to advanced composite material (ACM) technical fields more particularly to a kind of ceramic base circuit and preparation method thereof.
Background technology
Ceramic material is a kind of material being all used widely in daily life and industrial circle, such as tableware, wine Tool, cooling fin, protective materials etc..The composite construction of ceramics and other materials is also widely used, in numerous ceramic bases In composite material, ceramic-metal composite material is current one of a kind of complex of greatest concern, and what may be had is highly thermally conductive Rate, high intensity, electric conductivity and application in semiconductor processing have attracted the concern of numerous researchers.Current most of potteries Porcelain-metallic composite contributes to field of industrial production, there are no being related to too much in traditional art, Household ceramic, separately In outer preparation method it is mostly be by doping metals compound or metallic particles in special cermacis, formed uniform composite construction or It is that metal layer is formed in ceramic surface by gas phase or chemical deposition, metal used is more in existing ceramic-metal composite material Application for the noble metals such as copper, silver, gold, other metals is still rare, and this preparation method often has technological level higher Requirement, also have prodigious limitation on production cost and convenience.
Invention content
In view of this, it is an object of the invention to propose a kind of preparation method of ceramic base circuit, to reduce existing skill The Preparation equipment of ceramic-metal composite material and the requirement of environment is prepared in art.
In some illustrative embodiments, the preparation method of the ceramic base circuit, including:Step 1, will ceramics it is clay standby At required shape, as ceramic bases;Step 2 is blended with the liquid metal of metallic particles with certain circuit pattern brushing On the surface of the ceramic bases, conducting wire is formed;Step 3, the conducting wire that the ceramic bases and its surface are formed Glazing;Step 4, sintering curing form the ceramic base circuit.
In some optionally embodiment, there is certain electricity in the step 1 on the surface of ceramic bases obtained The groove of road pattern;It is filled into the groove in the step 2 by being blended with the liquid metal of metallic particles, forms institute State conducting wire.
In some optionally embodiment, further include in the step 2:Electronics member is set in the conducting wire of formation Part forms functional circuit.
In some optionally embodiment, the preparation method further includes:Using the ceramic base circuit of formation as pottery Porcelain substrate is repeated at least once more step 2-4, forms ceramic base compound circuit.
It is another object of the present invention to propose a kind of ceramic base circuit.
In some illustrative embodiments, the ceramic base circuit, including:Ceramic bases;It is arranged in the ceramic bases On functional circuit;Wherein, the functional circuit includes the conducting wire and/or electronic component in certain circuit pattern;Institute It states in conducting wire and at least there is partially electronically conductive circuit and be made of liquid metal;Cover the functional circuit surface or covering institute State functional circuit and the ceramic glaze on ceramic bases surface.
In some optionally embodiment, metallic particles is mixed in the liquid metal.
In some optionally embodiment, the metallic particles includes at least one of nickel, iron, copper, zinc, aluminium.
In some optionally embodiment, the liquid metal includes:Gallium simple substance and gallium-base alloy.
In some optionally embodiment, the groove for accommodating the liquid metal is offered on the ceramic bases surface, Liquid metal in the groove constitutes the conducting wire or the part conducting wire.
In some optionally embodiment, the ceramic bases include:Biscuit of ceramics, glazed ceramics and ceramic base electricity One kind in road.
In some optionally embodiment, the main component of the biscuit of ceramics includes:Clay, kaolin, metal oxidation At least one of object, carbide, boride, nitride and silicide.
Compared with prior art, the present invention has following advantage:
The fusing point of the liquid metal used in the present invention substantially at 300 DEG C hereinafter, compared to the thousands of degree of fusing point gold, silver, For the metals such as copper, ceramic-metal composite material is prepared using liquid metal, production equipment and corollary equipment requirement are low, carry The high safety of production.
Description of the drawings
Fig. 1 is the flow chart of the preparation method of ceramic base circuit in the embodiment of the present invention;
Fig. 2 is the flow chart of the preferred preparation method of ceramic base circuit in the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of ceramic base circuit in the embodiment of the present invention;
Fig. 4 is the structural schematic diagram of ceramic base compound circuit in the embodiment of the present invention.
Specific implementation mode
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to Put into practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment Only represent possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and the sequence operated can be with Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims Object.Herein, these embodiments of the invention can individually or generally be indicated that this is only with term " invention " For convenience, it and if in fact disclosing the invention more than one, is not meant to automatically limit ranging from appointing for the application What single invention or inventive concept.
Such as Fig. 1, the invention discloses a kind of preparation methods of ceramic base circuit, including:
Ceramic mud is prepared into required shape by step S11., as ceramic bases 100;
Step S12. is blended with the liquid metal 211 of metallic particles with certain circuit pattern brushing in the ceramic base The surface at bottom 100 forms conducting wire 210;
210 glazing 300 of conducting wire that step S13. forms the ceramic bases 100 and its surface;
Step S14. sintering curings form the ceramic base circuit.
The fusing point of the liquid metal used in the present invention substantially at 300 DEG C hereinafter, compared to the thousands of degree of fusing point gold, silver, For the metals such as copper, ceramic-metal composite material is prepared using liquid metal, production equipment and corollary equipment requirement are low, carry The high safety of production.
The a variety of materials for preparing ceramics in the prior art, such as traditional clay, height can be used in ceramic mud in step S11 One in the materials such as ridge soil, alumina powder or the arbitrary mixture combined with water, or be to use new ceramic material, it should The main component of new ceramic material is based on metal oxide, carbide, boride, nitride and silicide, metal oxidation Object is in addition to using the ceramic material based on aluminium oxide, also using with any or group in ZrO2, MgO, CaO, BeO, ThO2 It is combined into main ceramic material.And the shape that ceramic mud is prepared into may include:Tabular, corrugation plate, bowl-shape, disk like, tubulose, Channel-shaped, ampuliform and variously-shaped art work clay sculpture.
Liquid metal employed in step S12 is also known as low-melting-point metal comprising fusing point is below at 300 degrees Celsius Low-melting-point metal simple substance or alloy, alloying component include gallium, indium, tin, zinc, bismuth, lead, cadmium, mercury, silver, copper, sodium, potassium, magnesium, aluminium, One or more in iron, nickel, cobalt, manganese, titanium, vanadium, boron, carbon, silicon etc., form can be metal simple-substance, alloy, can also be The electrical-conductive nanometer fluid that metal nanoparticle is mixed to form with fluid dispersion.More specifically, when the selection electrical-conductive nanometer When fluid, fluid dispersion is preferably ethyl alcohol, propylene glycol, glycerine, polyvinylpyrrolidone, dimethyl silicone polymer, poly- second One kind in glycol, polymethyl methacrylate.
Preferably, 211 range of choice of liquid metal includes:Mercury, gallium, indium, tin simple substance, gallium-indium alloy, gallium-indium-tin alloy, gallium Tin alloy, gallium kirsite, gallium indium kirsite, gallium red brass, gallium indium red brass, gallium tin cadmium alloy, gallium Zn-Cd alloy, bismuth indium Alloy, bismuth tin alloy, bismuth indium stannum alloy, bismuth indium kirsite, bismuth red brass, bismuth indium red brass, leypewter, Xi Tonghe One or more of gold, tin pltine, Tin Silver Copper Alloy, bismuth terne metal.This kind of low-melting-point metal has outstanding lead Electrical and Liquid phase flowability, therefore have unique application value in novel electron structure manufacturing field.
Preferably, it is the liquid metal of liquid, such as gallium simple substance or gallium-base alloy, gallium under 211 optional room temperature of liquid metal The fusing point of simple substance is 29 DEG C, and its alloy can also appear as being in a liquid state at normal temperatures, and such as gallium-indium alloy, specific gallium indium proportioning is 75.5% gallium and 24.5% indium, the alloy melting point are 15.5 degree, are in liquid form substantially at normal temperatures.It is liquid under room temperature The gallium-base alloy of state may also include other gallium-base alloys such as gallium tin alloy, and more specifically in addition to above-mentioned gallium-indium alloy Gallium indium based alloy, gallium kamash alloy, such as gallium-indium-tin alloy etc., above-mentioned liquid metal are in a liquid state at normal temperatures, can room temperature not Coating operation is carried out under conditions of heating, reduces equipment applicable requirements, reduces energy consumption, promotes safety and operability.
Using the liquid metal 211 being in a liquid state under room temperature, it can be achieved that in the embodiment of the present invention except glazing be sintered in addition to behaviour It deals with, other processing can carry out at normal temperatures, greatly reduce equipment requirement and production cost, ensure that ceramics-gold Belong to the production security of composite material.
The metallic particles being blended in step S12 in liquid metal mainly to promote the adhesiveness of liquid metal entirety, So that it is easier to be adhered to ceramic surface compared to pure liquid metal, and compared using non-metallic particle using metallic particles and Speech, adhesive of the metallic particles in liquid metal is preferable, is easy uniformly to mix in liquid metal, and in the process of brushing In the case where being less prone to rupture of line.Preferably, metallic particles can be used one or more in nickel, iron, copper, zinc, aluminium, with The electrology characteristic or anti-oxidation characteristics of liquid metal are promoted, such as be mixed into copper powder then to make the electric conductivity and thermal conductivity of liquid metal It gets a promotion, being mixed into nickel then can make the inoxidizability of liquid metal get a promotion.
It can be one or more continuous that the circuit pattern that the conducting wire that liquid metal is formed is presented is brushed in step S12 Threadiness/sheet pattern, every circuit can be in bending, linear, arc-shaped, on the one hand conducting wire should meet its conduction On the other hand demand can also meet the Demand Design pattern of aesthetic.
The selection of glaze 300 can at least be accounted for from the following aspects in step S13, on the one hand, can be from solidification temperature High-temperature glaze, intermediate glaze and low temperature glaze can be used in upper consideration, glaze;On the other hand can consider from translucency, glaze can be used clear frit or Coloured colored glaze etc. can make conducting wire 210 strong bonded with ceramic bases 100, promote conducting wire 210 in ceramics by glazing Stability in substrate 100, on the other hand can make conducting wire 210 be imbued with aesthetic feeling or be promoted conducting wire 210 it is hidden Covering property.Preferably, transparent glase fired at lower temperature can be used in glaze 300, can not only make entire production process compared with being completed under low temperature, but also can will be rich The conducting wire 210 of aesthetic feeling is presented to the external world.
In some embodiments, recessed with certain circuit pattern on the surface of the ceramic bases 100 prepared in step S11 Slot 101;To be filled into the groove 101 by the liquid metal 211 for being blended with metallic particles in the step 2, shape At the conducting wire 210.Wherein, groove 101 can be wire casing/groove, or be regular groove or irregular groove, recessed Groove depth can be unified or disunity.
In some embodiments, further include in step S12:Electronic component 220 is set in the conducting wire 210 of formation, Form functional circuit 200.Specifically, electronic component 220 should select high temperature resistant electronic component, to avoid the process being sintered in glazing In, the damage of electronic component 220.Electronic component 220 may include heat safe resistance, capacitance, inductance, battery, conventional diode, Light emitting diode, triode etc., electronic component 220 collectively form functional circuit 200 by being combined with conducting wire 210.One In a little embodiments, conducting wire 210 also can independently constitute the functional circuit 200 of connection property.
In some embodiments, the preparation method further includes:Using the ceramic base circuit of formation as ceramic base Bottom is repeated at least once more step S12-S14, forms ceramic base compound circuit.There are one biscuits for tool i.e. in ceramic base compound circuit Substrate coats one layer of conducting wire or functional circuit thereon, then by substrate and conducting wire or work(by way of glazing sintering Energy circuit is cured as an entirety, coats one layer of conducting wire or functional circuit on the glaze after resolidification again later, then pass through Ceramic base circuit substrate and conducting wire or functional circuit are cured as an entirety by the mode of glazing sintering.What is repeated is secondary several It is needed according to design once or more times, to be then electrically connected by conducting connecting part between the circuit being separated by, conducting connecting part It can be arranged before first time glazing cures, and so that it is fixedly connected with first layer circuit by first time solidification, be exposed to outer Another part be then fixedly connected with second layer circuit by second solidification, the fixed form of conducting connecting part, except above-mentioned institute Illustrate be disposed adjacent except, can also realize interlayer design connection, as long as ensure conducting connecting part in interlayer not with Circuit therein/circuit electrical connection, details are not described herein.
The preparation method of ceramic base circuit in the embodiment of the present invention can utilize various ways, method, equipment to complete, such as Traditional ceramics equipment prepares ceramic bases, recycles icking tool equipment to open up groove on the surface of ceramic bases, and brushing liquid The sintering curing of ceramic glaze is realized in glazing after state metal using high temperature furnace.
Such as the S21 to S28 in Fig. 2, a kind of preferred embodiment, packet are proposed for the preparation method of above-mentioned ceramic base circuit It includes:
Step S21, using the clay standby molding of ceramics is directly had reeded ceramic bases 100 in 3D printing technique;
Step S22, the ceramic bases 100 with groove 101 are put into the processing of high temperature furnace high temperature;
Step S23, sinter molding has the ceramic bases 100 of certain degree of hardness;
Step S24, the liquid metal 211 for being blended with metallic particles is brushed into the groove 101 of ceramic bases 100, shape At conducting wire 210;
Step S25, electronic component 220 is placed according to design requirement, electronic component 220 combines composition with conducting wire 210 Functional circuit 200;
Step S26, the ceramic bases 100 for being formed with functional circuit 200 are put into high temperature furnace and carry out high-temperature process, be sintered Ceramic base circuit is formed after solidification.
The preparation of ceramic base circuit is completed, it can be achieved that the full-automation one prepared by 3D printing technique in the embodiment Molding.
A kind of ceramic base circuit is shown referring now to Fig. 3, Fig. 3, which can utilize above-mentioned ceramic base circuit Preparation method complete to prepare, the various patterns etc. of a variety of materials, formation employed in method can be in ceramic base circuit Realize, and in addition to above-mentioned preparation method, ceramic base circuit in the embodiment of the present invention can also by it is in the prior art its It is prepared by its mode, method.
The ceramic base circuit, including:Ceramic bases 100;The functional circuit 200 being arranged in the ceramic bases 100; Wherein, the functional circuit 200 includes the conducting wire 210 and/or electronic component 220 in certain circuit pattern;It is described to lead At least there is partially electronically conductive circuit in electric line 210 to be made of liquid metal 211;Cover 200 surface of the functional circuit or Cover the ceramic glaze 300 on 100 surface of the functional circuit 200 and ceramic bases.
Specifically, electronic component 220 should select high temperature resistant electronic component, to avoid during glazing is sintered, electronics The damage of element 220.Electronic component 220 may include heat safe resistance, capacitance, inductance, battery, conventional diode, luminous two Pole pipe, triode etc., electronic component 220 collectively form functional circuit 200 by being combined with conducting wire 210.In some implementations In example, conducting wire 210 also can independently constitute the functional circuit 200 of connection property.
In some embodiments, it is mixed with metallic particles in the liquid metal 211.Preferably, the metallic particles packet Include at least one of nickel, iron, copper, zinc, aluminium.Wherein, the metallic particles being blended in liquid metal is mainly promoting liquid The adhesiveness of metal entirety is made it be easier to be adhered to ceramic surface compared to pure liquid metal, and is compared using metallic particles For non-metallic particle, adhesive of the metallic particles in liquid metal is preferable, is easy uniformly to mix in liquid metal, And the case where being less prone to rupture of line during brushing.Preferably, nickel, iron, copper, zinc, aluminium can be used in metallic particles In it is one or more, to promote the electrology characteristic or anti-oxidation characteristics of liquid metal, such as to be mixed into copper powder then and can make liquid golden The electric conductivity and thermal conductivity of category get a promotion, and being mixed into nickel then can make the inoxidizability of liquid metal get a promotion.
In some embodiments, liquid metal is also known as low-melting-point metal comprising fusing point is below low at 300 degrees Celsius Melting point metals simple substance or alloy, alloying component include gallium, indium, tin, zinc, bismuth, lead, cadmium, mercury, silver, copper, sodium, potassium, magnesium, aluminium, iron, One or more in nickel, cobalt, manganese, titanium, vanadium, boron, carbon, silicon etc., form can be metal simple-substance, alloy, can also be gold The electrical-conductive nanometer fluid that metal nano-particle is mixed to form with fluid dispersion.More specifically, when the selection electrical-conductive nanometer stream When body, fluid dispersion is preferably ethyl alcohol, propylene glycol, glycerine, polyvinylpyrrolidone, dimethyl silicone polymer, poly- second two One kind in alcohol, polymethyl methacrylate.
Preferably, 211 range of choice of liquid metal includes:Mercury, gallium, indium, tin simple substance, gallium-indium alloy, gallium-indium-tin alloy, gallium Tin alloy, gallium kirsite, gallium indium kirsite, gallium red brass, gallium indium red brass, gallium tin cadmium alloy, gallium Zn-Cd alloy, bismuth indium Alloy, bismuth tin alloy, bismuth indium stannum alloy, bismuth indium kirsite, bismuth red brass, bismuth indium red brass, leypewter, Xi Tonghe One or more of gold, tin pltine, Tin Silver Copper Alloy, bismuth terne metal.This kind of low-melting-point metal has outstanding lead Electrical and Liquid phase flowability, therefore have unique application value in novel electron structure manufacturing field.
Preferably, the fusing point of 211 optional gallium simple substance of liquid metal or gallium-base alloy, gallium simple substance is 29 DEG C, and its alloy It can behave as being in a liquid state at normal temperatures, such as gallium-indium alloy, specific gallium indium proportioning is 75.5% gallium and 24.5% indium, is somebody's turn to do Alloy melting point is 15.5 degree, is in liquid form substantially at normal temperatures.
Using the liquid metal 211 being in a liquid state under room temperature, it can be achieved that in the embodiment of the present invention except glazing be sintered in addition to behaviour It deals with, other processing can carry out at normal temperatures, greatly reduce equipment requirement and production cost, ensure that ceramics-gold Belong to the production security of composite material.
In some embodiments, the groove for accommodating the liquid metal 211 is offered on 100 surface of the ceramic bases 101, the liquid metal 211 in the groove 101 constitutes the conducting wire 210 or the part conducting wire 210.
In some embodiments, the ceramic bases 100 include:Biscuit of ceramics, glazed ceramics and the ceramic base circuit In one kind.
In some embodiments, the main component of the biscuit of ceramics includes:Clay, kaolin, metal oxide, carbonization At least one of object, boride, nitride and silicide.
As Fig. 4 makes the ceramic base compound circuit of formation using ceramic base circuit as ceramic bases.
It should also be appreciated by one skilled in the art that various illustrative logical boxs, mould in conjunction with the embodiments herein description Electronic hardware, computer software or combinations thereof may be implemented into block, circuit and algorithm steps.In order to clearly demonstrate hardware and Interchangeability between software surrounds various illustrative components, frame, module, circuit and step its function above and carries out It is generally described.It is implemented as hardware as this function and is also implemented as software, depends on specific application and to entire The design constraint that system is applied.Those skilled in the art can be directed to each specific application, be realized in a manner of flexible Described function, it is still, this to realize that decision should not be construed as the protection domain away from the disclosure.

Claims (12)

1. a kind of preparation method of ceramic base circuit, which is characterized in that including:
Ceramic mud is prepared into required shape by step 1, as ceramic bases;
Step 2 is blended with the liquid metal of metallic particles with certain circuit pattern brushing on the surface of the ceramic bases, Form conducting wire;
Step 3, the conducting wire glazing that the ceramic bases and its surface are formed;
Step 4, sintering curing form the ceramic base circuit.
2. ceramic base circuit according to claim 1, which is characterized in that the ceramic bases obtained in the step 1 Surface on certain circuit pattern groove;
It is filled into the groove in the step 2 by being blended with the liquid metal of metallic particles, forms the conductor wire Road.
3. ceramic base circuit according to claim 1, which is characterized in that further include in the step 2:In the conduction of formation Electronic component is set on circuit, forms functional circuit.
4. the ceramic base circuit according to claim 1-3, which is characterized in that further include:
Using the ceramic base circuit of formation as ceramic bases, it is repeated at least once more step 2-4, forms ceramic base composite electric Road.
5. a kind of ceramic base circuit, which is characterized in that including:
Ceramic bases;
Functional circuit in the ceramic bases is set;Wherein, the functional circuit includes leading in certain circuit pattern Electric line and/or electronic component;At least there is partially electronically conductive circuit in the conducting wire to be made of liquid metal;
Cover the functional circuit surface or the covering functional circuit and the ceramic glaze on ceramic bases surface.
6. ceramic base circuit according to claim 5, which is characterized in that be mixed with metallic particles in the liquid metal.
7. ceramic base circuit according to claim 6, which is characterized in that the metallic particles includes nickel, iron, copper, zinc, aluminium At least one of.
8. ceramic base circuit according to claim 7, which is characterized in that the liquid metal includes:Gallium simple substance and gallium base Alloy.
9. ceramic base circuit according to claim 5, which is characterized in that offered on the ceramic bases surface and accommodate institute The groove of liquid metal is stated, the liquid metal in the groove constitutes the conducting wire or the part conducting wire.
10. ceramic base circuit according to claim 5, which is characterized in that the ceramic bases include:Biscuit of ceramics, on One kind in glaze ceramics and the ceramic base circuit.
11. ceramic base circuit according to claim 10, which is characterized in that the main component of the biscuit of ceramics includes: At least one of clay, kaolin, metal oxide, carbide, boride, nitride and silicide.
12. ceramic base circuit according to claim 5, which is characterized in that the liquid metal is fusing point at 300 degrees Celsius Low-melting-point metal simple substance, low-melting point metal alloy and low-melting-point metal simple substance/low-melting point metal alloy and fluid below point One of electrical-conductive nanometer fluid that powder is mixed to get or arbitrary combination.
CN201810617688.6A 2018-06-15 2018-06-15 A kind of ceramic base circuit and preparation method thereof Pending CN108546160A (en)

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CN112538290A (en) * 2020-10-19 2021-03-23 浙江大学 Self-sintering liquid metal ink and preparation method and application thereof

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