CN102875137A - Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry - Google Patents
Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry Download PDFInfo
- Publication number
- CN102875137A CN102875137A CN2012101146020A CN201210114602A CN102875137A CN 102875137 A CN102875137 A CN 102875137A CN 2012101146020 A CN2012101146020 A CN 2012101146020A CN 201210114602 A CN201210114602 A CN 201210114602A CN 102875137 A CN102875137 A CN 102875137A
- Authority
- CN
- China
- Prior art keywords
- additive
- solvent
- agent
- casting slurry
- slurry
- 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.)
- Pending
Links
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses tape casting slurry for a laminated sheet type electronic component and a preparation method for the tape casting slurry. The tape casting slurry comprises 45 to 55 weight percent of ceramic or ferrite powder, 0.1 to 1.0 weight percent of dispersing agent, 30 to 48 weight percent of solvent, 3 to 8 weight percent of adhesive, 3 to 5 weight percent of plasticizer, 0.1 to 0.5 weight percent of 2-methyl-2,4-pentendiol serving as an addition agent a and 0.1 to 0.5 weight percent of silane coupling agent serving as an addition agent b. The 2-methyl-2,4-pentendiol is added, so that the problems that the viscosity of the slurry is rapidly increased, and the performance of a membrane is rapidly deteriorated because boric is added are solved; the silane coupling agent is added, so that the slurry is low in viscosity and high in dispersing performance, the green density of the membrane is increased, and the ductility is enhanced; and the finally prepared slurry is uniform, stable and suitable for large-scale production.
Description
Technical field
The present invention relates to electronic devices and components manufacturing technology field, relate in particular to a kind of laminated sheet type electronic component casting slurry and preparation method thereof.
Background technology
Flow casting molding refers to add the compositions such as solvent, dispersion agent, binding agent, softening agent in ceramic powder, obtains finely dispersed stable slurry, makes a kind of forming method of desired thickness film at casting machine.It has the following advantages: 1. can prepare single-phase or the complex phase ceramic sheeting; 2. defect size is little; 3. the product composition fluctuating is little, stable performance; 4. production efficiency is high, but operate continuously; 5. all can large and smallly produce in batches, be suitable for industrial production; 6. be suitable for the large-scale thin plate pottery of moulding or metal parts, this base part may or be difficult to hardly by compacting or extrusion forming, and the base substrate of making various size and shape by flow casting molding is then very easy, and can guarantee green body quality.So the quality that the curtain coating operation is carried out has a great impact rear operation, and the configuration of casting slurry is the key of curtain coating.
In recent years, low temperature co-fired material system emerges in an endless stream, and the development of the aspects such as this miniaturization to various lamination electronic devices and components, cost degradation, high reliability has brought opportunity, but also has new problem to occur simultaneously:
1, some low temperature co-fired material system has unavoidably been introduced the sintering aid (boric acid or boron trioxide, borate family and boron-containing glass) of boracic, gelling reaction occurs in binding agent polyvinyl butyral acetal (PVB) commonly used in its meeting and the casting molding processes, forms the PVB-B (OH) with three dimensional gel structure
4 -Compound makes casting slurry thickening and gelation, and the low temperature co-fired material that contains boron can not obtain the diaphragm of good mechanical performance through casting technique.
2, in the process of configuration casting slurry, because binding agent does not obtain first the swelling dissolving, directly adding is to can not get good dispersion at short notice, between binding agent and binding agent, binding agent and the powder in conjunction with bad, reunite in the time of can causing curtain coating, the bad phenomenon such as bubble, pinprick, coarse, local macrobead occur.
Summary of the invention
For the weak point that exists in the above-mentioned technology, the invention provides a kind of laminated sheet type electronic component casting slurry and preparation method thereof, the adding that can solve boron causes the problem that slurry viscosity sharply increases, the diaphragm performance sharply worsens, simultaneously, the Viscosity of Slurry for Tape casting that produces is low, dispersed good, the diaphragm green density increases, and ductility strengthens.
For achieving the above object, the invention provides a kind of laminated sheet type electronic component casting slurry, formed by pottery or ferrite powder, dispersion agent, solvent, binding agent, softening agent, additive a and additive b; The weight percent of described each component is: pottery or ferrite powder are 45~55wt%, and dispersion agent is 0.1~1.0wt%, and solvent is 30~48wt%, binding agent is 3~8wt%, softening agent is 3~5wt%, and additive a is 0.1~0.5wt%, and additive b is 0.1~0.5wt%; Wherein, described additive a is hexylene glycol; Described additive b is silane coupling agent.
Wherein, described dispersion agent is at least a in the nonionic surface active agent such as Viscotrol C, fish oil, tributyl phosphate, Triton X-100.
Wherein, described solvent is the mixed solvent of two kinds of solvents, wherein main solvent is ethanol, vinyl acetic monomer or propyl acetate, solubility promoter is butanone, propyl alcohol, butanols or isopropylcarbinol, when main solvent was ethanol, solubility promoter was selected butanone, when main solvent is vinyl acetic monomer and propyl acetate, solubility promoter is selected propyl alcohol, butanols or isopropylcarbinol, and main solvent and solubility promoter mass ratio are (1~5): 1.
Wherein, described binding agent is polyvinyl butyral acetal.
Wherein, described softening agent be in triglycol two 2-ethylhexoates, dioctyl phthalate (DOP), dibutyl phthalate and the glycerol one or more.
For achieving the above object, the present invention also provides a kind of laminated sheet type electronic component casting slurry making method, may further comprise the steps:
(1), pottery or ferrite powder, dispersion agent, solvent, additive a and additive b weighed up by weight percentage after, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry A; Wherein, described additive a is hexylene glycol; Described additive b is silane coupling agent;
(2), solvent, binding agent and softening agent weighed up by weight percentage after, solvent and softening agent mixing, then at room temperature add while stirring binding agent first, stirred 5 ± 1 hours, obtain uniform binder solution B;
(3), uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely obtain required casting slurry.
Wherein, in step (1), the pottery among the described slurry A or the particle diameter D50 of ferrite powder are 1.5 ± 0.5 μ m.
Wherein, in step (1), the weight percent of described each component is: the pottery of 70~80 weight parts or ferrite powder, 0.2 the dispersion agent of~0.5 weight part, 19.0 the solvent of~29.0 weight parts, the additive a of 0.2~0.5 weight part, the additive b of 0.1~0.5 weight part.
Wherein, in step (2), the weight percent of described each component is: the solvent of 70~77 weight parts, the binding agent of 18~21 weight parts, the softening agent of 5~12 weight parts.
The invention has the beneficial effects as follows: compared with prior art, laminated sheet type electronic component casting slurry provided by the invention and preparation method thereof has the following advantages:
1) the present invention makes itself and boracic sintering aid generation coordination reaction by adding additive a, thereby the adding that has solved boron causes that slurry viscosity sharply increases, the rapid problem of deterioration of diaphragm performance;
2) the present invention is conducive to the combination between powder and binding agent, binding agent and the binding agent by adding additive b, and slurry viscosity is low, and dispersed good, the diaphragm green density increases, and ductility strengthens, and is more obvious to the thinner effect of thickness;
3) the present invention adopts improved dispersion ball milling method, is conducive to reduce Ball-milling Time, and slurry is more uniform and stable, is fit to very much large-scale mass production.
Description of drawings
Fig. 1 is the flow chart of steps of casting slurry making method of the present invention.
Embodiment
In order more clearly to explain the present invention, below in conjunction with accompanying drawing the present invention is done to describe further.
See also Fig. 1, laminated sheet type electronic component casting slurry making method provided by the invention may further comprise the steps:
(1), pottery or ferrite powder, dispersion agent, solvent, additive a and additive b weighed up by weight percentage after, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry A; Wherein, described additive a is hexylene glycol; Described additive b is silane coupling agent; In this step, the weight percent of each component is: the pottery of 70~80 weight parts or ferrite powder, the dispersion agent of 0.2~0.5 weight part, the solvent of 19.0~29.0 weight parts, 0.2 the additive a of~0.5 weight part, the additive b of 0.1~0.5 weight part;
(2), solvent, binding agent and softening agent weighed up by weight percentage after, solvent and softening agent mixing, then at room temperature add while stirring binding agent first, stirred 5 ± 1 hours, obtain uniform binder solution B; In this step, the weight percent of described each component is: the solvent of 70~77 weight parts, the binding agent of 18~21 weight parts, the softening agent of 5~12 weight parts;
(3), uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely obtain required casting slurry.
In specific embodiment; above-mentioned step (1) and (2) are in no particular order; so long as the binder solution B that obtains in the step (2) is added among step (1) the slurry A in 1: 2 ratio; continue ball milling; obtain the embodiment in the required casting slurry; all belong to simple deformation of the present invention or conversion, fall into protection scope of the present invention.
Laminated sheet type electronic component casting slurry through aforesaid method obtains is comprised of pottery or ferrite powder, dispersion agent, solvent, binding agent, softening agent, additive a and additive b; The weight percent of each component is: pottery or ferrite powder are 45~55wt%, and dispersion agent is 0.1~1.0wt%, and solvent is 30~48wt%, binding agent is 3~8wt%, softening agent is 3~5wt%, and additive a is 0.1~0.5wt%, and additive b is 0.1~0.5wt%; Wherein, additive a is hexylene glycol; Additive b is silane coupling agent.
Be understandable that; additive a of the present invention is not limited to hexylene glycol; to hexylene glycol similar chemical feature is arranged; can with boracic sintering aid generation coordination reaction; other chemical materials of the problem that thereby the adding that has solved boron causes, and slurry viscosity sharply increases, the diaphragm performance sharply worsens; also belong to simple deformation of the present invention or conversion, fall into protection scope of the present invention.
Be understandable that; additive b of the present invention is not limited to silane coupling agent; to silane coupling agent similar chemical feature is arranged; can be conducive to the combination between powder and binding agent, binding agent and the binding agent, slurry viscosity is low, and is dispersed good; the diaphragm green density increases; other chemical materials that ductility strengthens also belong to simple deformation of the present invention or conversion, fall into protection scope of the present invention.
Below in conjunction with embodiment and cooperate that the accompanying drawing table is detailed to give explanation.
Embodiment one:
A, by weight percentage ceramic powder 75%, Viscotrol C 0.2%, ethanol 14.64%, butanone 9.76%,, after hexylene glycol 0.2% and silane coupling agent 0.2% weigh up by weight percentage, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry;
B, ethanol 42.0%, butanone 28.0%, polyvinyl butyral acetal 20%, triglycol two 2-ethylhexoates 5% and glycerol 5% weighed up by weight percentage after, first solvent and softening agent are mixed, then at room temperature add while stirring binding agent, stirred 5 ± 1 hours, and obtained uniform binder solution;
C, uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely get the casting slurry that patent requires;
D, the slurry that makes is carried out flow casting molding, lower dry 5 ± 1 minutes at 50~60 ℃.
Embodiment two:
A, after ceramic powder 70%, fish oil 0.3%, propyl acetate 24.23%, isopropylcarbinol 4.97%, hexylene glycol 0.4% and silane coupling agent 0.1% weigh up by weight percentage by weight percentage, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry;
B, propyl acetate 58.10%, isopropylcarbinol 11.90%, polyvinyl butyral acetal 18%, dioctyl phthalate (DOP) 8% and glycerol 4% weighed up by weight percentage after, first solvent and softening agent are mixed, then at room temperature add while stirring binding agent, stirred 5 ± 1 hours, and obtained uniform binder solution;
C, uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely get the casting slurry that patent requires;
D, the slurry that makes is carried out flow casting molding, lower dry 5 ± 1 minutes at 55~80 ℃.
Embodiment three:
A, by weight percentage ferrite powder 80%, Triton X-100 0.4%, ethanol 11.88%, butanone 6.92%,, after hexylene glycol 0.5% and silane coupling agent 0.3% weigh up by weight percentage, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry;
B, ethanol 45.0%, butanone 30.0%, polyvinyl butyral acetal 19% and dibutyl phthalate 6% weighed up by weight percentage after, first solvent and softening agent are mixed, then at room temperature add while stirring binding agent, stirred 5 ± 1 hours, obtain uniform binder solution;
C, uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely get the casting slurry that patent requires;
D, the slurry that makes is carried out flow casting molding, lower dry 5 ± 1 minutes at 50~60 ℃.
Embodiment four:
A, by weight percentage ferrite powder 70%, tributyl phosphate 0.5%, n-propyl acetate 23.82%, isopropylcarbinol 4.88%,, after hexylene glycol 0.3% and silane coupling agent 0.5% weigh up by weight percentage, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry;
B, n-propyl acetate 59.76%, isopropylcarbinol 12.24%, polyvinyl butyral acetal 18% and dioctyl phthalate (DOP) 10% weighed up by weight percentage after, first solvent and softening agent are mixed, then at room temperature add while stirring binding agent, rapid stirring 24 ± 4 hours obtains uniform binder solution;
C, uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely get the casting slurry that patent requires;
D, the slurry that makes is carried out flow casting molding, lower dry 5 ± 1 minutes at 55~80 ℃.
More than disclosed only be several specific embodiment of the present invention, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (9)
1. a laminated sheet type electronic component casting slurry is characterized in that, is comprised of pottery or ferrite powder, dispersion agent, solvent, binding agent, softening agent, additive a and additive b; The weight percent of described each component is: pottery or ferrite powder are 45~55wt%, and dispersion agent is 0.1~1.0wt%, and solvent is 30~48wt%, binding agent is 3~8wt%, softening agent is 3~5wt%, and additive a is 0.1~0.5wt%, and additive b is 0.1~0.5wt%; Wherein, described additive a is hexylene glycol; Described additive b is silane coupling agent.
2. casting slurry according to claim 1 is characterized in that, described dispersion agent is at least a in the nonionic surface active agent such as Viscotrol C, fish oil, tributyl phosphate, Triton X-100.
3. casting slurry according to claim 1 and 2, it is characterized in that, described solvent is the mixed solvent of two kinds of solvents, wherein main solvent is ethanol, vinyl acetic monomer or propyl acetate, and solubility promoter is butanone, propyl alcohol, butanols or isopropylcarbinol, when main solvent is ethanol, solubility promoter is selected butanone, when main solvent was vinyl acetic monomer and propyl acetate, solubility promoter was selected propyl alcohol, butanols or isopropylcarbinol, and main solvent and solubility promoter mass ratio are (1~5): 1.
4. casting slurry according to claim 3 is characterized in that, described binding agent is polyvinyl butyral acetal.
5. casting slurry according to claim 4 is characterized in that, described softening agent be in triglycol two 2-ethylhexoates, dioctyl phthalate (DOP), dibutyl phthalate and the glycerol one or more.
6. laminated sheet type electronic component casting slurry making method may further comprise the steps:
(1), pottery or ferrite powder, dispersion agent, solvent, additive a and additive b weighed up by weight percentage after, add together ball mill and mixed 24 ± 4 hours, obtain uniform slurry A; Wherein, described additive a is hexylene glycol; Described additive b is silane coupling agent;
(2), solvent, binding agent and softening agent weighed up by weight percentage after, solvent and softening agent mixing, then at room temperature add while stirring binding agent first, stirred 5 ± 1 hours, obtain uniform binder solution B;
(3), uniform binder solution B is added among the A in 1: 2 ratio, continue ball milling after 20 ± 4 hours, namely obtain required casting slurry.
7. casting slurry making method according to claim 6 is characterized in that, in step (1), the pottery among the described slurry A or the particle diameter D50 of ferrite powder are 1.5 ± 0.5 μ m.
8. casting slurry making method according to claim 6, it is characterized in that, in step (1), the weight percent of described each component is: the pottery of 70~80 weight parts or ferrite powder, 0.2 the dispersion agent of~0.5 weight part, 19.0 the solvent of~29.0 weight parts, the additive a of 0.2~0.5 weight part, the additive b of 0.1~0.5 weight part.
9. casting slurry making method according to claim 6 is characterized in that, in step (2), the weight percent of described each component is: the solvent of 70~77 weight parts, the binding agent of 18~21 weight parts, the softening agent of 5~12 weight parts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012101146020A CN102875137A (en) | 2012-04-18 | 2012-04-18 | Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012101146020A CN102875137A (en) | 2012-04-18 | 2012-04-18 | Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102875137A true CN102875137A (en) | 2013-01-16 |
Family
ID=47476701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2012101146020A Pending CN102875137A (en) | 2012-04-18 | 2012-04-18 | Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102875137A (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103531328A (en) * | 2013-09-27 | 2014-01-22 | 浙江德斯泰塑胶有限公司 | Magnetic PVB film and manufacturing method thereof |
CN104465020A (en) * | 2014-12-25 | 2015-03-25 | 深圳市固电电子有限公司 | Cascading inductor based on metal magnetic slurry and preparation method thereof |
CN104961471A (en) * | 2015-07-03 | 2015-10-07 | 深圳市固电电子有限公司 | Cast film slurry of ultrathin lamination flaky inductor and manufacturing method for cast film of ultrathin lamination flaky inductor |
CN105367076A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | High-toughness low expansion coefficient aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105367101A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | Nano-diamond enhanced aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105367071A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | Smooth anti-bending high-heat-conduction aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105384442A (en) * | 2015-10-27 | 2016-03-09 | 合肥龙多电子科技有限公司 | Self-lubricated high-thermally-conductive aluminum nitride-silicon carbide composite baseplate material for circuit board and preparation method of self-lubricated high-thermally-conductive aluminum nitride-silicon carbide composite baseplate material |
CN105384443A (en) * | 2015-10-27 | 2016-03-09 | 合肥龙多电子科技有限公司 | Compact high-stability aluminum nitride-silicon carbide composite baseplate material for circuit board and preparation method of compact high-stability aluminum nitride-silicon carbide composite baseplate material |
CN105541314A (en) * | 2014-11-04 | 2016-05-04 | 深圳振华富电子有限公司 | Preparation method of ferrite sheets |
CN105682438A (en) * | 2016-02-19 | 2016-06-15 | 深圳鹏汇功能材料有限公司 | High-magnetic-conductivity wave-absorbing sheet and tape-casting slurry and preparation method therefor |
CN107129290A (en) * | 2017-05-09 | 2017-09-05 | 马鞍山新康达磁业有限公司 | A kind of soft magnetic manganese-zinc ferrite particulate material automatic production process |
CN107235714A (en) * | 2017-08-01 | 2017-10-10 | 郑州联冠科技有限公司 | Electronic ceramics casting slurry configuration technique |
CN107235715A (en) * | 2017-08-01 | 2017-10-10 | 郑州联冠科技有限公司 | LED whiteware pedestal casting slurries |
CN107465395A (en) * | 2014-04-03 | 2017-12-12 | 深圳振华富电子有限公司 | A kind of lamination sheet type ceramic RF low pass filter and preparation method thereof |
CN107545972A (en) * | 2016-06-29 | 2018-01-05 | 比亚迪股份有限公司 | A kind of magnetic fillers oriented alignment technique and its casting device, core material |
CN117209272A (en) * | 2023-08-21 | 2023-12-12 | 潮州三环(集团)股份有限公司 | Ceramic slurry and preparation method and application thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101217182A (en) * | 2008-01-18 | 2008-07-09 | 厦门大学 | 2-2 type ferroelectrics-ferrite multilayered compound magnetoelectricity material and the corresponding preparation method |
CN101503297A (en) * | 2009-02-06 | 2009-08-12 | 中国计量学院 | Tape casting preparation for gradient material in rotating magnetic field |
CN101851101A (en) * | 2010-04-19 | 2010-10-06 | 深圳顺络电子股份有限公司 | Chip electronic component tape-casting modified slurry and preparation method thereof |
-
2012
- 2012-04-18 CN CN2012101146020A patent/CN102875137A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101217182A (en) * | 2008-01-18 | 2008-07-09 | 厦门大学 | 2-2 type ferroelectrics-ferrite multilayered compound magnetoelectricity material and the corresponding preparation method |
CN101503297A (en) * | 2009-02-06 | 2009-08-12 | 中国计量学院 | Tape casting preparation for gradient material in rotating magnetic field |
CN101851101A (en) * | 2010-04-19 | 2010-10-06 | 深圳顺络电子股份有限公司 | Chip electronic component tape-casting modified slurry and preparation method thereof |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103531328B (en) * | 2013-09-27 | 2015-12-02 | 浙江德斯泰塑胶有限公司 | Magnetic pvb film of a kind of tool and preparation method thereof |
CN103531328A (en) * | 2013-09-27 | 2014-01-22 | 浙江德斯泰塑胶有限公司 | Magnetic PVB film and manufacturing method thereof |
CN107465395A (en) * | 2014-04-03 | 2017-12-12 | 深圳振华富电子有限公司 | A kind of lamination sheet type ceramic RF low pass filter and preparation method thereof |
CN105541314A (en) * | 2014-11-04 | 2016-05-04 | 深圳振华富电子有限公司 | Preparation method of ferrite sheets |
CN105541314B (en) * | 2014-11-04 | 2018-11-16 | 深圳振华富电子有限公司 | The preparation method of ferrite sheet material |
CN104465020A (en) * | 2014-12-25 | 2015-03-25 | 深圳市固电电子有限公司 | Cascading inductor based on metal magnetic slurry and preparation method thereof |
CN104961471A (en) * | 2015-07-03 | 2015-10-07 | 深圳市固电电子有限公司 | Cast film slurry of ultrathin lamination flaky inductor and manufacturing method for cast film of ultrathin lamination flaky inductor |
CN105367076A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | High-toughness low expansion coefficient aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105367101A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | Nano-diamond enhanced aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105367071A (en) * | 2015-10-27 | 2016-03-02 | 合肥龙多电子科技有限公司 | Smooth anti-bending high-heat-conduction aluminum nitride-silicon carbide composite circuit board substrate material and preparation method thereof |
CN105384442A (en) * | 2015-10-27 | 2016-03-09 | 合肥龙多电子科技有限公司 | Self-lubricated high-thermally-conductive aluminum nitride-silicon carbide composite baseplate material for circuit board and preparation method of self-lubricated high-thermally-conductive aluminum nitride-silicon carbide composite baseplate material |
CN105384443A (en) * | 2015-10-27 | 2016-03-09 | 合肥龙多电子科技有限公司 | Compact high-stability aluminum nitride-silicon carbide composite baseplate material for circuit board and preparation method of compact high-stability aluminum nitride-silicon carbide composite baseplate material |
CN105682438A (en) * | 2016-02-19 | 2016-06-15 | 深圳鹏汇功能材料有限公司 | High-magnetic-conductivity wave-absorbing sheet and tape-casting slurry and preparation method therefor |
CN105682438B (en) * | 2016-02-19 | 2018-08-17 | 深圳鹏汇功能材料有限公司 | High magnetic permeability inhales wave plate and its casting slurry and preparation method |
CN107545972A (en) * | 2016-06-29 | 2018-01-05 | 比亚迪股份有限公司 | A kind of magnetic fillers oriented alignment technique and its casting device, core material |
CN107129290A (en) * | 2017-05-09 | 2017-09-05 | 马鞍山新康达磁业有限公司 | A kind of soft magnetic manganese-zinc ferrite particulate material automatic production process |
CN107129290B (en) * | 2017-05-09 | 2019-10-25 | 马鞍山新康达磁业有限公司 | A kind of soft magnetic manganese-zinc ferrite particulate material automatic production process |
CN107235715A (en) * | 2017-08-01 | 2017-10-10 | 郑州联冠科技有限公司 | LED whiteware pedestal casting slurries |
CN107235714A (en) * | 2017-08-01 | 2017-10-10 | 郑州联冠科技有限公司 | Electronic ceramics casting slurry configuration technique |
CN117209272A (en) * | 2023-08-21 | 2023-12-12 | 潮州三环(集团)股份有限公司 | Ceramic slurry and preparation method and application thereof |
CN117209272B (en) * | 2023-08-21 | 2024-05-07 | 潮州三环(集团)股份有限公司 | Ceramic slurry and preparation method and application thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102875137A (en) | Tape casting slurry for laminated sheet type electronic component and preparation method for tape casting slurry | |
TWI460868B (en) | Paste composition for electrode of solar cell and solar cell including the same | |
CN101621082B (en) | Aluminum conductive paste for silicon solar cell back surface field and preparation method thereof | |
CN104961471A (en) | Cast film slurry of ultrathin lamination flaky inductor and manufacturing method for cast film of ultrathin lamination flaky inductor | |
CN102126829B (en) | Lead-free glass powder, preparation method thereof, silver paste containing glass powder and crystal silicon solar cell manufactured by using silver paste | |
CN102254587B (en) | Sizing agent for Al-BSF (Al-back surface field) of silicon solar cell and preparation method thereof | |
CN110047611B (en) | Conductive silver paste for low-temperature sintering LTCC | |
KR20080099406A (en) | A paste for producing electrode of solar cell | |
CN101381229B (en) | Low-temperature co-fired zinc niobate base microwave dielectric ceramics and preparation method thereof | |
CN104575663A (en) | Electrode slurry and preparation method thereof | |
CN102360584B (en) | Carbon black additive-contained conductive slurry utilized by photovoltaic cell and preparation method thereof | |
CN102522140B (en) | Aluminum paste for silicon-based solar cell and preparation method for aluminum paste | |
CN109785994B (en) | PERC battery back electrode slurry and preparation method thereof | |
CN112489850A (en) | Conductive silver paste for filtering and preparation method thereof | |
KR20190028038A (en) | Paste composition of solar cell front electrode and manufacturing method thereof | |
CN103922725B (en) | A kind of low-temperature sintering temperature-stabilized microwave medium ceramic material and preparation method thereof | |
CN102543259B (en) | Low-warpage aluminum paste for back field of solar battery and preparation method for aluminum paste | |
CN101328068B (en) | Preparation of boric microwave dielectric ceramic aqueous tape casting diaphragm | |
CN110950656B (en) | Composite microwave dielectric ceramic and preparation method thereof | |
CN102584255A (en) | Benzene-free casting modified slurry for ultrathin piezoelectric ceramic and preparation method of benzene-free casting modified slurry | |
CN113105233A (en) | Preparation method of large-size complex-shape high-transmittance lanthanum gadolinium zirconate transparent ceramic | |
CN114751754B (en) | Preparation method of silicon nitride ceramic substrate biscuit | |
CN102584223A (en) | Casting slurry for preparing electrolyte layer in fuel cell | |
CN113990553B (en) | Nano silver-silicon composite electrode silver paste and preparation method thereof | |
CN101206957B (en) | Preparation of low temperature drying wafer capacitance electrode silver paste |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130116 |