CN107393665A - A kind of high performance resistor device and preparation method thereof - Google Patents
A kind of high performance resistor device and preparation method thereof Download PDFInfo
- Publication number
- CN107393665A CN107393665A CN201710609827.6A CN201710609827A CN107393665A CN 107393665 A CN107393665 A CN 107393665A CN 201710609827 A CN201710609827 A CN 201710609827A CN 107393665 A CN107393665 A CN 107393665A
- Authority
- CN
- China
- Prior art keywords
- parts
- high performance
- oxide
- resistor device
- graphite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/006—Thin film resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
- H01C17/075—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thin film techniques
- H01C17/12—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thin film techniques by sputtering
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of high performance resistor device and preparation method thereof, the resistor includes carbon membrane paste material, and the carbon membrane paste material includes the raw material of following parts by weight：20~40 parts of graphite, 10~20 parts of carbon black, 1~5 part of thermoplastic resin, 1~6 part of nano silicon, 1~5 part of cobalt oxide, 2~5 parts of manganese oxide, 3~8 parts of aluminum oxide, 1~5 part of bismuth oxide, 10~20 parts of talcum powder, 1~5 part of adhesive, 5~10 parts of toughener, 0.2~0.8 part of fire retardant, 30~40 parts of ethanol.Preparation method includes ball-milling method and magnetron sputtering technique.Resistor negative temperature coefficient of the invention is small, high frequency characteristics is good, and small by voltage and frequency influence, psophometric electromotive force is smaller, and pulsating load is stable, and Standard resistance range is wide, and multinomial performance is superior, and simple production process, saves energy consumption, and cost is cheap.
Description
Technical field
The present invention relates to resistor field, and in particular to a kind of high performance resistor device and preparation method thereof.
Background technology
Carbon film resistor, it is that carbon black, graphite and inserts are made into suspension coated on insulating body with adhesive, passes through
Heating is polymerized.It was once electronics, electrical equipment, the resistance of information product usage amount maximum, price is generally the least expensive, quality stability letter
Lai Dugao.Carbon film resistor has good stability, and negative temperature coefficient is small, and high frequency characteristics is good, smaller by voltage and frequency influence, noise
Electromotive force is smaller, and pulsating load is stable, and Standard resistance range is wide, and because its making is easy, production cost is low, inexpensive, therefore application is very wide
It is general.
The carbon membrane paste material of current carbon composition film resistor, it is modified mostly by carbon black, graphite, phenolic resin, organic synthesis
By certain weight, than preparing, three kinds of basic slurries of high, medium and low resistance have been made in the things such as resin, butanol and zinc oxide.With this three kinds
One kind of basic slurry, the two kinds or three kinds carbon films that can be configured to various different resistances.Because the composition of slurry all uses
Internal sources formula, safe and non-toxic, and the carbon film thus made fills the carbon composition film potentiometer of system, wearability is good, dynamic makes an uproar
Sound value is low, and total error that hinders is small, is provided the foundation for the research and development of high performance resistor.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of high performance resistor device and its preparation side
Method, the resistor negative temperature coefficient is small, high frequency characteristics is good, and small by voltage and frequency influence, psophometric electromotive force is smaller, pulsating load
Stable, Standard resistance range is wide, and multinomial performance is superior, and simple production process, saves energy consumption, and cost is cheap.
The present invention solves technical problem and adopted the following technical scheme that：
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following parts by weight：Graphite 20~40
Part, 10~20 parts of carbon black, 1~5 part of thermoplastic resin, 1~6 part of nano silicon, 1~5 part of cobalt oxide, manganese oxide 2~5
Part, 3~8 parts of aluminum oxide, 1~5 part of bismuth oxide, 10~20 parts of talcum powder, 1~5 part of adhesive, 5~10 parts of toughener, fire retardant
0.2~0.8 part, 30~40 parts of ethanol.
Preferably, the carbon membrane paste material includes the raw material of following parts by weight：32 parts of graphite, 15 parts of carbon black, thermoplastic resin 2
Part, 5 parts of nano silicon, 2 parts of cobalt oxide, 4 parts of manganese oxide, 5 parts of aluminum oxide, 3 parts of bismuth oxide, 15 parts of talcum powder, adhesive 3
Part, 7 parts of toughener, 0.5 part of fire retardant, 36 parts of ethanol.
Preferably, the thermoplastic resin is thermoplastic polyethylene resin, thermoplasticity vinyl acetate resin, thermoplasticity phenol
One or more mixtures in urea formaldehyde, thermoplastic polycarbonate resin.
Preferably, described adhesive is one or more mixtures in polyurethane adhesive, grafted CR adhesive, PUR.
Preferably, the toughener is one kind or more in LNBR, polyvinyl butyral resin, poly-vinegar acid butylene
The mixture of kind.
Preferably, the fire retardant is chlorinated paraffin, deca-BDE, aluminium hydroxide, one kind in magnesium hydroxide or more
The mixture of kind.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to parts by weight, is put into ball mill, adds ethanol, 10~20min of wet grinding obtains wet
Material, wet feed is sent into high temperature furnace, under nitrogen protection, fires 30~40min in 200~220 DEG C, obtain sintering graphite charcoal
It is black；
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, bismuth oxide, cunning
Stone flour, adhesive, toughener, fire retardant parts by weight are well mixed, be put into supersonic cleaning machine be ultrasonically treated 10~
20min, 150~180 μm of filter membrane is crossed, carbon membrane paste material is obtained, carbon membrane paste material magnetron sputtering is obtained into the electricity on ceramic substrate
Hinder device.
Preferably, the ball mill selects planetary beveller, and drum speed is 500~670r/min, and discharging-material size is
10~20 μm.
Preferably, the accelerating potential of the magnetron sputtering is 300~340V, and magnetic field is 200~300G, current density 40
~50mA/cm.
Compared with prior art, the present invention has following beneficial effect：
（1）The resistor of the present invention, each composition is safe and non-toxic, and negative temperature coefficient is small, high frequency characteristics is good, by voltage and frequency influence
Small, psophometric electromotive force is smaller, and pulsating load is stable, and Standard resistance range is wide, and multinomial performance is superior, and simple production process, saves energy
Consumption, cost are cheap.
（2）The resistor of the present invention, using graphite and carbon black as main component, graphite chemistry is stable, as carbonaceous member
The crystalline mineral of element, has excellent electric conductivity and heat-resisting quantity, and carbon black property is similar with graphite, have it is excellent it is dispersed with
Photostability；Coordinate Multimetal oxide, talcum powder, adhesive, toughener, fire retardant, considerably increase resistor heatproof
Fire-retardant, adhesive property, performance be improved significantly.
（3）The preparation method of the resistor of the present invention, ball milling can be sufficiently mixed graphite and carbon black, and the particle diameter that discharges
It is small, save energy consumption；Magnetron sputtering method deposition velocity is fast, and substrate heating is stable, and the damage to film layer is smaller, the knot of film layer and substrate
Conjunction property is good, is adapted to large-scale industrial production.
Embodiment
Invention is described in further detail below in conjunction with specific embodiment.
Embodiment 1
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 32g, carbon black
15g, thermoplastic phenolic resin 2g, nano silicon 5g, cobalt oxide 2g, manganese oxide 4g, aluminum oxide 5g, bismuth oxide 3g, talcum
Powder 15g, adhesive grafted CR adhesive 3g, toughener poly-vinegar acid butylene 7g, fire retardant chlorinated paraffin 0.5g, ethanol 36g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 15min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 40min in 200 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 15min,
160 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Embodiment 2
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 26g, carbon black
14g, thermoplastic polyethylene resin 2g, nano silicon 3g, cobalt oxide 3g, manganese oxide 5g, aluminum oxide 6g, bismuth oxide 2g, cunning
Stone flour 14g, adhesive PUR 3g, toughener poly-vinegar acid butylene 7g, fire retardant aluminium hydroxide 0.3g, ethanol 37g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 15min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 33min in 205 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 14min,
150 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Embodiment 3
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 30g, carbon black
15g, thermoplasticity vinyl acetate resin 1g, nano silicon 3g, cobalt oxide 5g, manganese oxide 3g, aluminum oxide 4g, bismuth oxide
3g, talcum powder 17g, adhesive grafted CR adhesive 3g, toughener polyvinyl butyral resin 5g, fire retardant deca-BDE 0.6g,
Ethanol 32g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 20min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 30min in 220 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 17min,
170 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Embodiment 4
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 34g, carbon black
15g, thermoplastic polycarbonate resin 3g, nano silicon 5g, cobalt oxide 3g, manganese oxide 2g, aluminum oxide 4g, bismuth oxide 3g,
Talcum powder 15g, adhesive polyurethane adhesive 3g, toughener LNBR 7g, fire retardant aluminium hydroxide 0.5g, ethanol 36g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 20min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 40min in 220 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 20min,
180 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Embodiment 5
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 40g, carbon black
20g, thermoplastic phenolic resin 5g, nano silicon 1g, cobalt oxide 3g, manganese oxide 4g, aluminum oxide 5g, bismuth oxide 3g, talcum
Powder 15g, adhesive PUR 3g, toughener LNBR 7g, fire retardant magnesium hydroxide 0.6g, ethanol 35g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 15min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 33min in 215 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 16min,
175 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Embodiment 6
A kind of high performance resistor device, including carbon membrane paste material, the carbon membrane paste material include the raw material of following weight：Graphite 40g, carbon black
20g, thermoplastic polyethylene resin 5g, nano silicon 6g, cobalt oxide 5g, manganese oxide 5g, aluminum oxide 8g, bismuth oxide 5g, cunning
Stone flour 20g, adhesive polyurethane adhesive 5g, toughener polyvinyl butyral resin 10g, fire retardant chlorinated paraffin 0.8g, ethanol 40g.
The preparation method of above-mentioned high performance resistor device, comprises the following steps：
（1）Graphite, carbon black are weighed according to weight, is put into ball mill, adds ethanol, wet grinding 20min obtains wet feed, will be wet
Material is sent into high temperature furnace, under nitrogen protection, is fired 30min in 220 DEG C, is obtained sintering graphite carbon black；Wherein, ball mill is selected
Planetary beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, oxidation
Bismuth, talcum powder, adhesive, toughener, fire retardant weight are well mixed, and are put into supersonic cleaning machine and are ultrasonically treated 20min,
180 μm of filter membrane is crossed, obtains carbon membrane paste material, carbon membrane paste material magnetron sputtering is obtained into the resistor on ceramic substrate.Wherein, magnetic
The accelerating potential of control sputtering is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
The resistor of the present invention, each composition is safe and non-toxic, and negative temperature coefficient is small, high frequency characteristics is good, by voltage and frequency shadow
Sound is small, and psophometric electromotive force is smaller, and pulsating load is stable, and Standard resistance range is wide, and multinomial performance is superior, and simple production process, saves
Energy consumption, cost are cheap.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of high performance resistor device, including carbon membrane paste material, it is characterised in that the carbon membrane paste material includes the original of following parts by weight
Material：20~40 parts of graphite, 10~20 parts of carbon black, 1~5 part of thermoplastic resin, 1~6 part of nano silicon, cobalt oxide 1~5
Part, 2~5 parts of manganese oxide, 3~8 parts of aluminum oxide, 1~5 part of bismuth oxide, 10~20 parts of talcum powder, 1~5 part of adhesive, toughener 5
~10 parts, 0.2~0.8 part of fire retardant, 30~40 parts of ethanol.
2. high performance resistor device according to claim 1, it is characterised in that the carbon membrane paste material includes following parts by weight
Raw material：32 parts of graphite, 15 parts of carbon black, 2 parts of thermoplastic resin, 5 parts of nano silicon, 2 parts of cobalt oxide, 4 parts of manganese oxide, oxidation
5 parts of aluminium, 3 parts of bismuth oxide, 15 parts of talcum powder, 3 parts of adhesive, 7 parts of toughener, 0.5 part of fire retardant, 36 parts of ethanol.
3. high performance resistor device according to claim 1, it is characterised in that the thermoplastic resin is thermoplastic polyethylene
It is one or more mixed in resin, thermoplasticity vinyl acetate resin, thermoplastic phenolic resin, thermoplastic polycarbonate resin
Compound.
4. high performance resistor device according to claim 1, it is characterised in that described adhesive is polyurethane adhesive, grafting chlorine
One or more mixtures in fourth glue, PUR.
5. high performance resistor device according to claim 1, it is characterised in that the toughener is LNBR, gathered
One or more mixtures in vinyl butyral, poly-vinegar acid butylene.
6. high performance resistor device according to claim 1, it is characterised in that the fire retardant is chlorinated paraffin, ten bromines two
One or more mixtures in phenylate, aluminium hydroxide, magnesium hydroxide.
7. the preparation method of the high performance resistor device according to claim any one of 1-6, it is characterised in that including following step
Suddenly：
（1）Graphite, carbon black are weighed according to parts by weight, is put into ball mill, adds ethanol, 10~20min of wet grinding obtains wet
Material, wet feed is sent into high temperature furnace, under nitrogen protection, fires 30~40min in 200~220 DEG C, obtain sintering graphite charcoal
It is black；
（2）By sintering graphite carbon black, thermoplastic resin, nano silicon, cobalt oxide, manganese oxide, aluminum oxide, bismuth oxide, cunning
Stone flour, adhesive, toughener, fire retardant parts by weight are well mixed, be put into supersonic cleaning machine be ultrasonically treated 10~
20min, 150~180 μm of filter membrane is crossed, carbon membrane paste material is obtained, carbon membrane paste material magnetron sputtering is obtained into the electricity on ceramic substrate
Hinder device.
8. the preparation method of high performance resistor device according to claim 7, it is characterised in that the ball mill selects planet
Formula beveller, drum speed are 500~670r/min, and discharging-material size is 10~20 μm.
9. the preparation method of high performance resistor device according to claim 7, it is characterised in that the acceleration of the magnetron sputtering
Voltage is 300~340V, and magnetic field is 200~300G, and current density is 40~50mA/cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609827.6A CN107393665A (en) | 2017-07-25 | 2017-07-25 | A kind of high performance resistor device and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609827.6A CN107393665A (en) | 2017-07-25 | 2017-07-25 | A kind of high performance resistor device and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107393665A true CN107393665A (en) | 2017-11-24 |
Family
ID=60335909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710609827.6A Withdrawn CN107393665A (en) | 2017-07-25 | 2017-07-25 | A kind of high performance resistor device and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107393665A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565083A (en) * | 2017-12-21 | 2018-09-21 | 昆山福烨电子有限公司 | A kind of fire-retardant fixed carbon resister material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015153944A (en) * | 2014-02-17 | 2015-08-24 | コーア株式会社 | Resistor and manufacturing method thereof |
| CN105355351A (en) * | 2015-11-23 | 2016-02-24 | 陈桂兴 | High-performance carbon film resistor, and preparation method thereof |
| CN106601395A (en) * | 2017-01-13 | 2017-04-26 | 昆山福烨电子有限公司 | Pressure-sensitive carbon film resister material |
| CN106653256A (en) * | 2017-01-13 | 2017-05-10 | 昆山福烨电子有限公司 | Carbon film resistor with low dielectric constant |
-
2017
- 2017-07-25 CN CN201710609827.6A patent/CN107393665A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015153944A (en) * | 2014-02-17 | 2015-08-24 | コーア株式会社 | Resistor and manufacturing method thereof |
| CN105355351A (en) * | 2015-11-23 | 2016-02-24 | 陈桂兴 | High-performance carbon film resistor, and preparation method thereof |
| CN106601395A (en) * | 2017-01-13 | 2017-04-26 | 昆山福烨电子有限公司 | Pressure-sensitive carbon film resister material |
| CN106653256A (en) * | 2017-01-13 | 2017-05-10 | 昆山福烨电子有限公司 | Carbon film resistor with low dielectric constant |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565083A (en) * | 2017-12-21 | 2018-09-21 | 昆山福烨电子有限公司 | A kind of fire-retardant fixed carbon resister material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108493455A (en) | A kind of multifunctional lithium battery collector and preparation method thereof | |
| CN105017831B (en) | Water-based electric heating nano paint composition and coating and its preparation method and application | |
| CN105315795B (en) | Intelligent high temperature resistant far infrared conductive exothermal energy-saving material | |
| JPH07161589A (en) | Electric double-layer capacitor | |
| CN101531505B (en) | Anti-radiation ceramics and preparation method thereof | |
| CN105440770A (en) | Water based composition used for modifying diaphragm for lithium ion battery and modified diaphragm and battery | |
| CN109439088B (en) | Preparation method of silver-plated graphene-containing composite slurry and application of composite slurry in electrothermal coating | |
| KR101301541B1 (en) | A novel composite of graphene and non-polar polyolefins and a method for the preparation thereof | |
| CN109449445A (en) | A kind of multifunctional lithium battery collector and preparation method thereof | |
| CN111848163A (en) | Zirconia ceramic with adjustable resistivity, porosity and color and preparation method thereof | |
| CN107393665A (en) | A kind of high performance resistor device and preparation method thereof | |
| CN103426497A (en) | Conductive silver paste for touch screen and method for preparing conductive silver paste | |
| CN103924113A (en) | Ferrite composite wave-absorption material adopting foam aluminum as substrate | |
| CN102276250A (en) | Aluminum doped zinc oxide sputtering targets | |
| CN101280144B (en) | High-elastic wave-absorbing heavy-duty anticorrosive nano-coating | |
| CN107732245A (en) | A kind of preparation method of hard carbon/graphene composite negative pole for lithium battery | |
| CN105254288A (en) | Preparation method of electric organic composite ceramic binding post | |
| CN104868086B (en) | A kind of composite porous isolating membrane and preparation method thereof | |
| CN112941477A (en) | Preparation method of compact dodecacalcium heptaluminate ceramic rotary target material | |
| CN107567115A (en) | A kind of doping type YBCO conductive ceramic compositions, resistance slurry, porous ceramic matrix heater and its application | |
| CN115873309B (en) | Inorganic nano-based composite flame retardant, preparation method thereof and application thereof in wood-plastic composite material | |
| CN103898350A (en) | Method for preparing foamed aluminum/ferrite composite wave-absorbing material | |
| CN113539546A (en) | Conductive silver paste for electronic cigarette lighter and preparation method thereof | |
| CN103508731B (en) | Dielectric ceramic composition and electronic unit | |
| CN114096021A (en) | High-emissivity negative ion modified graphene heating carbon slurry and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171124 |
|
| WW01 | Invention patent application withdrawn after publication |