CN109859878A - A kind of 5G base of ceramic filter high q-factor electrode silver plasm and preparation method thereof - Google Patents
A kind of 5G base of ceramic filter high q-factor electrode silver plasm and preparation method thereof Download PDFInfo
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- CN109859878A CN109859878A CN201910133894.4A CN201910133894A CN109859878A CN 109859878 A CN109859878 A CN 109859878A CN 201910133894 A CN201910133894 A CN 201910133894A CN 109859878 A CN109859878 A CN 109859878A
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Abstract
The present invention relates to the technical field of electronic materials of 5G base of ceramic more particularly to a kind of 5G base of ceramic filter high q-factor electrode silver plasms and preparation method thereof.The weight proportion of electrode silver plasm are as follows: micro silver powder 85%；Glass 1%-3%；It is burnt into cosolvent 0.1%-0.5%, ethyl cellulose 1%-5%；One or more of 1%-5% of alcohols solvent；One or more of 1%-10% of esters solvent；Rosin 0.5%-5%, the sum of weight percent of each component are 100%.The micro silver powder partial size is 1.0-3.0 microns, and glass partial size is 1-2 microns, is burnt into 1-2 microns of cosolvent partial size.Silver paste and filter ceramic matrix adhesive force of the invention, solderability is good, and Q value is high.
Description
Technical field
The present invention relates to the technical field of electronic materials of 5G base of ceramic more particularly to a kind of high Q of 5G base of ceramic
It is worth electrode silver plasm and preparation method thereof.
Background technique
With the promotion and popularization of the new technologies such as 5G communication, Internet of Things, 5G ceramics closed base industry will welcome quick hair
Exhibition, the market demand more become vigorous.5G base of ceramic filter is gradually mature as its key element process production techniques, and
It introduces to the market, while electrode slurry does one of the key raw material of pedestal filter, urgent need will be developed together with material manufacturer
It is suitable for the production technology of oneself.CN101599349A discloses a kind of silver paste of inner electrode for chip inductor and its preparation side
Method, the silver paste are made of silver powder, glass powder, organic carrier raw material, and formula forms based on mass fraction are as follows: and silver powder 75%~
85%, organic carrier 15%~23%, combined additive 1.5%~10%；The wherein quality of the material component of organic carrier point
Number is respectively as follows: polymeric adhesive 6%~20%, organic solvent 80%~94%, but silver powder Q value is bad, and adhesive force is poor,
5G base of ceramic filter is not suitable for.
Summary of the invention
In view of the above technical defects, the present invention provides a kind of filter suitable for 5G base of ceramic, and the electrode of high q-factor
Silver paste and preparation method thereof.
In order to solve the above technical problems, present invention provide the technical scheme that a kind of 5G base of ceramic filter high q-factor
Electrode silver plasm, weight proportion are as follows: micro silver powder 84%-86%；BI system glass 1%-3%；Sintering fluxing agent 0.1%-0.5%,
Organic carrier 10-12%；Organic additive 1%-2%, the sum of weight percent of each component are 100%.
Further, the partial size of the micro silver powder is 0.8-1.2 in above-mentioned 5G pedestal filter in high q-factor electrode silver plasm
Micron, resistivity is low after being burnt into, electric conductivity, and product Q value is high.The glass powder is a kind of BI system glass, main ingredient: BI-
B-Al-CU-Ti, particle size are 0.8-1.5 microns, can provide the adhesive force good with the filter matrix of 5G base of ceramic,
Facilitate the raising of Q value.The organic carrier, using ethyl cellulose resin as the adhesive of its organic carrier,
Content 10-20% in organic carrier；Using the one or more of alcohols solvent, as main solvent, in organic carrier
Content 10-30%；Content 55-75% using the one or more of esters solvent, as cosolvent, in organic carrier；
The organic carrier of electrode slurry is made, excellent printing performance is provided for slurry.The alcohols solvent be terpinol, isooctanol,
At least one of diethylene glycol；The esters solvent is methyl amyl acetate, n-butyl propionate, isobutyl isobutyrate, acetic acid
At least one of pentyl ester.
This hair, which has, additionally provides the preparation method of above-mentioned 5G pedestal filter high q-factor electrode silver plasm: micro silver powder, glass before this
Glass, sintering fluxing agent and organic carrier ingredient by weight ratio, then dispersed using power mixing and blending machine, then use three rollers
Milling train is ground, is then filtered, adjustment, being packed.
Compared with prior art, electrode silver plasm of the invention is the 0.8-1.2um micro silver powder voluntarily researched and developed using our company,
One, the filter high Q value with 5G base of ceramic can be provided, base of ceramic filter is made to have an excellent electrical property.
Two, this electrode silver plasm can be had using the BI-B-Al-Cu system glass voluntarily researched and developed, this glass system with ceramic filter matrix
Associativity is good after firing, there is a good adhesive force, but the performance of not excessive influence matrix, make slurry have one it is good
Q value；Three, electrode silver layer is fine and close after the firing of this electrode slurry, has good solderability.Good solderability, researches and develops one kind
To realize the grinding technics of 0.8-1.5um small particle glass powder, the small particle glass powder researched and developed provides one uniformly for slurry
Firing property, and the non-rising welding performance in silver layer surface, after influencing electrode slurry firing of glass after electrode firing.Small particle
Glass powder grinding technics, using granular size≤0.3mm zirconium ball, by zirconium ball: glass powder >=3:1 (weight ratio), ball milling intermediary
Matter: powder≤1:1 (weight ratio), rotational speed of ball-mill >=150r/min, Ball-milling Time >=0.5h.Wherein medium uses deionization in ball milling
One of water or terpinol, isooctanol, ball-grinding machine can be at least one of sand mill, planetary ball mill.The present invention
Adhesive using ethyl cellulose resin as its organic carrier, the content 10-20% in organic carrier；Using alcohols
The one or more of solvent, the content 10-30% as main solvent, in organic carrier；Using esters solvent one kind or
Several, as cosolvent, in organic carrier content 55-75%；The organic carrier of electrode slurry is made, is provided for slurry
Excellent printing performance.The preparation method of above-mentioned 5G pedestal filter high q-factor electrode silver plasm: according to conventional slurry production technology stream
Journey is fabricated to electrode slurry, it may be assumed that first by solvent, resin and organic additive, is prepared into organic carrier；Slurry is matched by formula again
It after honest material, is mixed using power mixing and blending machine, three-roll grinder is recycled to be fully ground rolling, reach certain thin
Degree, viscosity requirement, using filtering, adjustment bottles after vacuum processing, is formed 5G pedestal filter high q-factor electrode silver plasm.
Specific embodiment:
Present subject matter is by the research and development of BI-B-Al-Cu body glass powder, 0.8-1.5um partial size engineer testing.Glass
Powder content and silver powder content test the research and development of Q value and the solderable influence of electrode slurry；Good print performance is provided for electrode slurry
Organic carrier research and development；The research and development of electrode slurry formula: glass powder 1-3%, silver powder content: 80-85%, organic carrier 12-
15%；Realize a kind of 5G pedestal filter electrode slurry of function admirable.Proportion content mentioned in embodiment is not to this
The restriction of invention, it is other made under present inventive concept silver paste formulation selection can adaptation to local conditions and substantive shadow is had no to result
It rings.
The formula design of Bi-B-Al-Cu glass powder is as shown in table 1 below in the present invention.
Influence of the particle size of glass powder to 5G pedestal performance of filter is as shown in table 2 in the present invention.
Table 2:
Illustrate: the glass powder in use used in table 2 is using either a program, the preferably formula of scheme three in table 1
Design is to further illustrate that glass powder particle size influences product Q value.
The formula design of electrode slurry is as shown in table 3 in the present invention
Table 3:
Illustrate: (1) glass, in table 3 is using either a program in table 1, preferably the formula design of scheme three.
(2), the glass in table 3 is designed using either a program in table 2, preferably six particle size of scheme.
By the proportion material of above-described embodiment, be fabricated to electrode silver plasm according to the conventional slurry technological process of production, i.e., it will slurry
Material, with after honest material, is mixed by formula using power mixing and blending machine, is recycled three-roll grinder to be fully ground roller think of, is reached
Certain fineness, viscosity requirement are adjusted using filtering, and bottling is formed inductance with interior high q-factor electrode silver plasm.It is resulting
Also inductor product, each resulting production of embodiment is made according to the common laminated inductance preparation method of those skilled in the art in silver paste
Product take 6, and test performance is as shown in table 4:
Table 4:
As can be seen from the above Table 4, the resulting electrode slurry of the present invention and 5G base of ceramic filter associativity are good, electrode
Function admirable.
The above embodiment of the present invention is only intended to clearly illustrate examples made by the present invention, and is not to of the invention
The restriction of embodiment.For those of ordinary skill in the art, it can also be made on the basis of the above description
Its various forms of variation or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should be included in the protection model of the claims in the present invention within mind and principle
Within enclosing.
Claims (6)
1. a kind of 5G base of ceramic filter high q-factor electrode silver plasm, weight proportion are as follows: micro silver powder 84%-86%；BI system glass
Glass powder 1%-3%；Sintering fluxing agent 0.1%-0.5%, organic carrier 10-12%；Organic additive 1%-2%, the weight of each component
Measuring the sum of percentage is 100%.
2. 5G pedestal filter high q-factor electrode silver plasm according to claim 1, it is characterised in that: the micro silver powder
Partial size is 0.8-1.2 microns.
3. 5G pedestal filter high q-factor electrode silver plasm according to claim 2, it is characterised in that: BI system glass
Powder main ingredient is BI-B-Al-CU-Ti, and the partial size of the BI glass frit is 0.8-1.5um.
4. 5G pedestal filter high q-factor electrode silver plasm according to claim 3, it is characterised in that: the organic carrier
Weight percent group as the ethyl cellulose resin of 10-20%, the alcohols solvent of 10-30%；The one of 55-75% esters solvent
Kind is several.
5. 5G pedestal filter high q-factor electrode silver plasm according to claim 4, it is characterised in that: the alcohols solvent
It is at least one of terpinol, isooctanol, diethylene glycol；The esters solvent is methyl amyl acetate, n-butyl propionate, different
At least one of isobutyl isobutyrate (IBIB), pentyl acetate.
6. a kind of method for preparing any one of claim 1-5 5G pedestal filter high q-factor electrode silver plasm: silver-colored before this micro-
Powder, glass, sintering fluxing agent and organic carrier ingredient by weight ratio, then dispersed using power mixing and blending machine, then adopt
It ground, then filtered, adjustment, packed with three-high mill.
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| CN201910133894.4A CN109859878A (en) | 2019-02-22 | 2019-02-22 | A kind of 5G base of ceramic filter high q-factor electrode silver plasm and preparation method thereof |
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| CN201910133894.4A CN109859878A (en) | 2019-02-22 | 2019-02-22 | A kind of 5G base of ceramic filter high q-factor electrode silver plasm and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292872A (en) * | 2020-02-21 | 2020-06-16 | 大连海外华昇电子科技有限公司 | 5G ceramic dielectric filter conductive silver paste and preparation method thereof |
| CN111312426A (en) * | 2020-02-21 | 2020-06-19 | 大连海外华昇电子科技有限公司 | Efficient 5G ceramic dielectric filter conductive silver paste and preparation method thereof |
| CN111403078A (en) * | 2020-03-26 | 2020-07-10 | 湖南省国银新材料有限公司 | Conductive silver paste for filter, preparation method and sintering method thereof |
| CN113314249A (en) * | 2021-05-26 | 2021-08-27 | 福建溥昱电子科技有限公司 | Silver paste for 5G ceramic dielectric filter and preparation method thereof |
| CN113593778A (en) * | 2021-08-10 | 2021-11-02 | 上海银浆科技有限公司 | Preparation method of high-Q-value electrode silver paste for 5G ceramic base filter |
| CN113658756A (en) * | 2021-08-10 | 2021-11-16 | 上海银浆科技有限公司 | Preparation method of electrode silver paste for 5G ceramic base filter |
| CN114496347A (en) * | 2022-01-12 | 2022-05-13 | 广东风华高新科技股份有限公司 | Internal electrode slurry and preparation method and application thereof |
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| CN111292872A (en) * | 2020-02-21 | 2020-06-16 | 大连海外华昇电子科技有限公司 | 5G ceramic dielectric filter conductive silver paste and preparation method thereof |
| CN111312426A (en) * | 2020-02-21 | 2020-06-19 | 大连海外华昇电子科技有限公司 | Efficient 5G ceramic dielectric filter conductive silver paste and preparation method thereof |
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| CN111403078A (en) * | 2020-03-26 | 2020-07-10 | 湖南省国银新材料有限公司 | Conductive silver paste for filter, preparation method and sintering method thereof |
| CN111403078B (en) * | 2020-03-26 | 2021-08-24 | 湖南省国银新材料有限公司 | Conductive silver paste for filter, preparation method and sintering method thereof |
| CN113314249A (en) * | 2021-05-26 | 2021-08-27 | 福建溥昱电子科技有限公司 | Silver paste for 5G ceramic dielectric filter and preparation method thereof |
| CN113593778A (en) * | 2021-08-10 | 2021-11-02 | 上海银浆科技有限公司 | Preparation method of high-Q-value electrode silver paste for 5G ceramic base filter |
| CN113658756A (en) * | 2021-08-10 | 2021-11-16 | 上海银浆科技有限公司 | Preparation method of electrode silver paste for 5G ceramic base filter |
| CN114496347A (en) * | 2022-01-12 | 2022-05-13 | 广东风华高新科技股份有限公司 | Internal electrode slurry and preparation method and application thereof |
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