CN104143372A - Modified mullite conducting silver paste and preparing method thereof - Google Patents
Modified mullite conducting silver paste and preparing method thereof Download PDFInfo
- Publication number
- CN104143372A CN104143372A CN201410368700.6A CN201410368700A CN104143372A CN 104143372 A CN104143372 A CN 104143372A CN 201410368700 A CN201410368700 A CN 201410368700A CN 104143372 A CN104143372 A CN 104143372A
- Authority
- CN
- China
- Prior art keywords
- hour
- parts
- mullite
- silver paste
- zinc sulfate
- 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.)
- Granted
Links
Abstract
The invention discloses modified mullite conducting silver paste. The modified mullite conducting silver paste is characterized by comprising, by weight, 42-55 parts of silver powder, 3-5 parts of mullite, 2-4 parts of boric oxide, 0.4-0.7 part of zinc sulfate, 0.6-0.9 part of chitin, 1.2-3.4 parts of urea, 1.1-2.5 parts of methyl propyl alcohol sodium diacetate, 2.1-3.6 parts of aluminum phosphate, 0.7-1.2 parts of dihydroxy ethyl imidazolidine, 4-6 parts of phosphorous acid dibutyl phosphite, 30-40 parts of assistant and an appropriate amount of water. The conducting silver paste is good in electrical conductivity, resistant to corrosion, abrasion and the high temperature and high in welding resistance.
Description
Technical field
The present invention relates to conductive silver paste field, be specifically related to a kind of modification mullite conductive silver paste and preparation method thereof.
Background technology
Conductive silver paste refers to and is printed on conduction stock, make it the silver slurry that there is conduction current and get rid of accumulate static charge ability, be to be generally imprinted on the non-conductive stocks such as plastics, glass, pottery or cardboard, it is comprised of electroconductive stuffing, binder, solvent and additive.The characteristic that conductive silver paste need to possess has: conductivity (antistatic behaviour) is good, strong adhesion, printing adaptability is good and the excellent characteristic of solvent resistance, and existing conductive silver paste has a lot of shortcomings in the market, not only contain lead, cadmium etc. and poisonous, contaminated environment, and adhesive force is low, soldering resistance is not good while using on conduction stock, sintering character is poor.
Summary of the invention
Object of the present invention is just to provide a kind of modification mullite conductive silver paste and preparation method thereof, to overcome the deficiencies in the prior art.
The object of the present invention is achieved like this:
A kind of modification mullite conductive silver paste, it is characterized in that, by the raw material of following weight portion, made: silver powder 42-55, mullite 3-5, boron oxide 2-4, zinc sulfate 0.4-0.7, chitin 0.6-0.9, urea 1.2-3.4, methylpropanol sodium diacelate 1.1-2.5, aluminum phosphate 2.1-3.6, dihydroxy ethyl imidazoline 0.7-1.2, di-n-butyl phosphite 4-6, auxiliary agent 30-40, suitable quantity of water.
Described auxiliary agent is made by following raw materials in part by weight: alundum (Al2O3) 2-3, boron oxide 3-5, polyvinyl alcohol 7-9, rosin 14-18,3-aminopropyl trimethoxysilane 1.2-2.4, dimethyl silicone polymer 0.3-0.4, acetone 9-14, cyclohexanone 7-10, its preparation method is alundum (Al2O3), boron oxide to be put into calciner at 520-610 ℃, calcine 1-2 hour, taking-up is cooled to room temperature, adds polyvinyl alcohol to grind 20-40 minute; Cyclohexanone, rosin are mixed, at 100-120 ℃, react 2-3 hour, be cooled to 40-50 ℃, add acetone, 3-aminopropyl trimethoxysilane, dimethyl silicone polymer, keep temperature to stir 3-4 hour; Above each product is mixed, grind and make 300-400 order slurry and get final product for 2-4 hour.
The preparation method of described a kind of modification mullite conductive silver paste, is characterized in that comprising the following steps:
(1) getting zinc sulfate adds suitable quantity of water and is stirred to dissolving, make solution of zinc sulfate, mullite is put into calciner calcination processing 2-3 hour at 650-710 ℃, spray while hot solution of zinc sulfate to being all absorbed, cooling, add urea, aluminum phosphate to grind 1-2 hour;
(2) get di-n-butyl phosphite and be heated to 45-55 ℃, add dihydroxy ethyl imidazoline, methylpropanol sodium diacelate to stir 30-40 minute to mixing, put into chitin, Studies of Grinding Process of Boron Oxide 2-3 hour pulping;
(3) step (1), (2) reaction mass and other leftover materials are mixed, be warming up to 100-120 ℃, stirring reaction 1-2 hour, cooling, grinding to form particle diameter is 10-20 μ m slurry grain, obtains.
The present invention has following beneficial effect: conductive silver paste conductivity of the present invention is good, anticorrosive, wear-resisting, high temperature resistant, soldering resistance is strong.
Embodiment
Described a kind of modification mullite conductive silver paste, it is characterized in that, by the raw material of following weight portion, made: silver powder 49, mullite 5, boron oxide 4, zinc sulfate 0.4, chitin 0.8, urea 1.8, methylpropanol sodium diacelate 1.6, aluminum phosphate 3.6, dihydroxy ethyl imidazoline 0.7, di-n-butyl phosphite 4, auxiliary agent 40, suitable quantity of water.
Described auxiliary agent is made by following raw materials in part by weight: alundum (Al2O3) 2, boron oxide 4, polyvinyl alcohol 7, rosin 15,3-aminopropyl trimethoxysilane 1.5, dimethyl silicone polymer 0.3, acetone 13, cyclohexanone 8, its preparation method is alundum (Al2O3), boron oxide to be put into calciner at 520-610 ℃, calcine 1-2 hour, taking-up is cooled to room temperature, adds polyvinyl alcohol to grind 20-40 minute; Cyclohexanone, rosin are mixed, at 100-120 ℃, react 2-3 hour, be cooled to 40-50 ℃, add acetone, 3-aminopropyl trimethoxysilane, dimethyl silicone polymer, keep temperature to stir 3-4 hour; Above each product is mixed, grind and make 300-400 order slurry and get final product for 2-4 hour.
Manufacture method comprises the following steps:
(1) getting zinc sulfate adds suitable quantity of water and is stirred to dissolving, make solution of zinc sulfate, mullite is put into calciner calcination processing 2-3 hour at 650-710 ℃, spray while hot solution of zinc sulfate to being all absorbed, cooling, add urea, aluminum phosphate to grind 1-2 hour;
(2) get di-n-butyl phosphite and be heated to 45-55 ℃, add dihydroxy ethyl imidazoline, methylpropanol sodium diacelate to stir 30-40 minute to mixing, put into chitin, Studies of Grinding Process of Boron Oxide 2-3 hour pulping;
(3) step (1), (2) reaction mass and other leftover materials are mixed, be warming up to 100-120 ℃, stirring reaction 1-2 hour, cooling, grinding to form particle diameter is 10-20 μ m slurry grain, obtains.
The technical indicator of processing the conductive silver paste obtaining by above-described embodiment is as follows:
(1) viscosity: 50-100PaS(Brookfield, 10RPM);
(2) adhesive force: > 10N/mm
2;
(3) sheet resistance: < 5m Ω/c;
(4) solderability excellent, burnt in a heap easily separated, printing adaptability good and solvent resistance is excellent.
Claims (2)
1. a modification mullite conductive silver paste, it is characterized in that, by the raw material of following weight portion, made: silver powder 42-55, mullite 3-5, boron oxide 2-4, zinc sulfate 0.4-0.7, chitin 0.6-0.9, urea 1.2-3.4, methylpropanol sodium diacelate 1.1-2.5, aluminum phosphate 2.1-3.6, dihydroxy ethyl imidazoline 0.7-1.2, di-n-butyl phosphite 4-6, auxiliary agent 30-40, suitable quantity of water; Described auxiliary agent is made by following raw materials in part by weight: alundum (Al2O3) 2-3, boron oxide 3-5, polyvinyl alcohol 7-9, rosin 14-18,3-aminopropyl trimethoxysilane 1.2-2.4, dimethyl silicone polymer 0.3-0.4, acetone 9-14, cyclohexanone 7-10, its preparation method is alundum (Al2O3), boron oxide to be put into calciner at 520-610 ℃, calcine 1-2 hour, taking-up is cooled to room temperature, adds polyvinyl alcohol to grind 20-40 minute; Cyclohexanone, rosin are mixed, at 100-120 ℃, react 2-3 hour, be cooled to 40-50 ℃, add acetone, 3-aminopropyl trimethoxysilane, dimethyl silicone polymer, keep temperature to stir 3-4 hour; Above each product is mixed, grind and make 300-400 order slurry and get final product for 2-4 hour.
2. the manufacture method of a kind of modification mullite conductive silver paste according to claim 1, is characterized in that comprising the following steps:
(1) getting zinc sulfate adds suitable quantity of water and is stirred to dissolving, make solution of zinc sulfate, mullite is put into calciner calcination processing 2-3 hour at 650-710 ℃, spray while hot solution of zinc sulfate to being all absorbed, cooling, add urea, aluminum phosphate to grind 1-2 hour;
(2) get di-n-butyl phosphite and be heated to 45-55 ℃, add dihydroxy ethyl imidazoline, methylpropanol sodium diacelate to stir 30-40 minute to mixing, put into chitin, Studies of Grinding Process of Boron Oxide 2-3 hour pulping;
(3) step (1), (2) reaction mass and other leftover materials are mixed, be warming up to 100-120 ℃, stirring reaction 1-2 hour, cooling, grinding to form particle diameter is 10-20 μ m slurry grain, obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368700.6A CN104143372B (en) | 2014-07-30 | 2014-07-30 | A kind of modified mullite conductive silver paste and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368700.6A CN104143372B (en) | 2014-07-30 | 2014-07-30 | A kind of modified mullite conductive silver paste and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104143372A true CN104143372A (en) | 2014-11-12 |
| CN104143372B CN104143372B (en) | 2016-08-24 |
Family
ID=51852525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410368700.6A Active CN104143372B (en) | 2014-07-30 | 2014-07-30 | A kind of modified mullite conductive silver paste and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104143372B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575681A (en) * | 2015-01-08 | 2015-04-29 | 安徽凤阳德诚科技有限公司 | Conducting silver paste with cobalt powder |
| CN105772705A (en) * | 2016-03-22 | 2016-07-20 | 苏州捷德瑞精密机械有限公司 | Conductive silver powder and preparation method thereof |
| CN106087009A (en) * | 2016-08-16 | 2016-11-09 | 王世群 | A kind of Graphene scaffold composite plating solution |
| CN113470864A (en) * | 2021-09-01 | 2021-10-01 | 西安宏星电子浆料科技股份有限公司 | Thick film resistor paste with low size effect |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07254308A (en) * | 1994-03-16 | 1995-10-03 | Alps Electric Co Ltd | Conductive paste |
| US5951918A (en) * | 1995-02-08 | 1999-09-14 | Hitachi Chemical Company, Ltd. | Composite electroconductive powder, electroconductive paste, process for producing electroconductive paste, electric circuit and process for producing electric circuit |
| CN1467571A (en) * | 2002-06-26 | 2004-01-14 | 富士施乐株式会社 | Electrophotographic photoreceptor, electrophotographic member, process cartridge and image forming apparatus |
| CN103123812A (en) * | 2013-02-20 | 2013-05-29 | 江苏晨电太阳能光电科技有限公司 | Crystalline silicon solar cell aluminum paste |
-
2014
- 2014-07-30 CN CN201410368700.6A patent/CN104143372B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07254308A (en) * | 1994-03-16 | 1995-10-03 | Alps Electric Co Ltd | Conductive paste |
| US5951918A (en) * | 1995-02-08 | 1999-09-14 | Hitachi Chemical Company, Ltd. | Composite electroconductive powder, electroconductive paste, process for producing electroconductive paste, electric circuit and process for producing electric circuit |
| CN1467571A (en) * | 2002-06-26 | 2004-01-14 | 富士施乐株式会社 | Electrophotographic photoreceptor, electrophotographic member, process cartridge and image forming apparatus |
| CN103123812A (en) * | 2013-02-20 | 2013-05-29 | 江苏晨电太阳能光电科技有限公司 | Crystalline silicon solar cell aluminum paste |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575681A (en) * | 2015-01-08 | 2015-04-29 | 安徽凤阳德诚科技有限公司 | Conducting silver paste with cobalt powder |
| CN105772705A (en) * | 2016-03-22 | 2016-07-20 | 苏州捷德瑞精密机械有限公司 | Conductive silver powder and preparation method thereof |
| CN106087009A (en) * | 2016-08-16 | 2016-11-09 | 王世群 | A kind of Graphene scaffold composite plating solution |
| CN113470864A (en) * | 2021-09-01 | 2021-10-01 | 西安宏星电子浆料科技股份有限公司 | Thick film resistor paste with low size effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104143372B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104143372A (en) | Modified mullite conducting silver paste and preparing method thereof | |
| CN104078102A (en) | Modified nanometer carbon conductive silver paste and preparation method thereof | |
| CN102324263A (en) | Silver paste for solar cells and preparation method thereof | |
| CN104021838A (en) | Polythiophene/ mixed valence metal oxide collaborative conductive slurry and preparation method thereof | |
| CN104091627A (en) | Lead-free conductive silver paste used for crystalline silicon solar cell and manufacturing method of lead-free conductive silver paste | |
| CN104078095A (en) | Conductive oxygen-free ceramic powder/nano-graphite composite conductive silver paste and preparing method thereof | |
| CN102585738A (en) | High-performance pressure-sensitive conductive glue and preparation method thereof | |
| CN104078100A (en) | Graphite powder/calcite composite low-halogen-content conductive silver paste and manufacturing method thereof | |
| CN104157322A (en) | Aluminium powder/sericite powder composite conductive silver paste and preparation method thereof | |
| CN104073062A (en) | Attapulgite low-temperature-curing conductive silver paste and manufacturing method thereof | |
| CN104157323A (en) | Silica powder corrosion-resistant conductive slurry and manufacturing method thereof | |
| CN104200872A (en) | Conductive silver paste with high adhesiveness and manufacturing method of conductive silver paste | |
| CN104157324B (en) | A kind of green mud stone powder conductive silver paste and preparation method thereof | |
| CN104078101B (en) | A kind of conductive silver paste of aluminium oxide/Barium monoxide compound and preparation method thereof | |
| CN104392764A (en) | Wear-resistant conductive silver paste and manufacturing method thereof | |
| CN104157325B (en) | Compound conductive silver paste of a kind of copper powder/pearl powder and preparation method thereof | |
| CN104143386A (en) | High-conductivity ferric oxide conductive silver paste and preparation method thereof | |
| CN104167236B (en) | Conductive silver paste that a kind of bamboo charcoal powder/vitriol ore deposit tailings is compound and preparation method thereof | |
| CN104167238B (en) | High-temperature-resistance low-square-resistance conductive silver slurry and preparation method for the same | |
| CN104112488B (en) | Conductive silver paste that a kind of plant ash/argentum powder is compound and preparation method thereof | |
| CN104143383A (en) | Carbon nano tube conductive silver paste for filter and manufacturing method thereof | |
| CN104143378A (en) | Low-temperature setting zinc oxide conductive silver paste and preparing method thereof | |
| CN104200874A (en) | Conductive silver paste added with manganese oxide ores and production method of conductive silver paste | |
| CN104143370A (en) | Calcium oxide and zirconia composite conductive silver paste and manufacturing method thereof | |
| CN104143371A (en) | Carbon nano tube conductive silver paste and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190704 Address after: 230000 Floor 4-6 of Office Building of Hefei Kexin Wall Co., Ltd. in Chang'an Industrial Agglomeration Zone, Taohua Town, Feixi County, Anhui Province Patentee after: HEFEI YUNLIAN HONGDA INFORMATION TECHNOLOGY Co.,Ltd. Address before: 231200 Jade Road 379, Peach Blossom Industrial Park, Feixi County, Hefei City, Anhui Province Patentee before: ANHUI ZHUANGYUANLANG ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210201 Address after: 221007 no.3-103, world trade maoyue Plaza, Yunlong District, Xuzhou City, Jiangsu Province Patentee after: XUZHOU SHENGDOUSHI BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: 230000 Floor 4-6 of Office Building of Hefei Kexin Wall Co., Ltd. in Chang'an Industrial Agglomeration Zone, Taohua Town, Feixi County, Anhui Province Patentee before: HEFEI YUNLIAN HONGDA INFORMATION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221102 Address after: 523000 Rooms 201 and 203, No. 10, Guancheng Section, Guanlong Road, Guancheng Street, Dongguan City, Guangdong Province Patentee after: Dongguan Totem Chemical Materials Technology Co.,Ltd. Address before: 221007 no.3-103, world trade maoyue Plaza, Yunlong District, Xuzhou City, Jiangsu Province Patentee before: XUZHOU SHENGDOUSHI BIOLOGICAL TECHNOLOGY Co.,Ltd. |