CN103192074A - 一种高分散型银粉和薄膜电池用导电银浆 - Google Patents
一种高分散型银粉和薄膜电池用导电银浆 Download PDFInfo
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- CN103192074A CN103192074A CN2013101228218A CN201310122821A CN103192074A CN 103192074 A CN103192074 A CN 103192074A CN 2013101228218 A CN2013101228218 A CN 2013101228218A CN 201310122821 A CN201310122821 A CN 201310122821A CN 103192074 A CN103192074 A CN 103192074A
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- 239000000843 powder Substances 0.000 title abstract description 18
- 239000004005 microsphere Substances 0.000 claims abstract description 46
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- 238000003756 stirring Methods 0.000 claims description 35
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 32
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 30
- 239000006185 dispersion Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000004698 Polyethylene Substances 0.000 claims description 12
- 239000002270 dispersing agent Substances 0.000 claims description 12
- -1 polyethylene Polymers 0.000 claims description 12
- 229920000573 polyethylene Polymers 0.000 claims description 12
- 239000004925 Acrylic resin Substances 0.000 claims description 11
- 229920000178 Acrylic resin Polymers 0.000 claims description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 10
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 9
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 239000000178 monomer Substances 0.000 claims description 8
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 7
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000012046 mixed solvent Substances 0.000 claims description 7
- 150000004040 pyrrolidinones Chemical class 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 6
- 230000001476 alcoholic effect Effects 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 5
- 238000000498 ball milling Methods 0.000 claims description 5
- 230000033228 biological regulation Effects 0.000 claims description 5
- 229910052797 bismuth Inorganic materials 0.000 claims description 5
- 238000005119 centrifugation Methods 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- KEEXOYPZMIJIEP-UHFFFAOYSA-N diphenoxyphosphoryl 2,4,6-trimethylbenzoate Chemical compound CC1=CC(C)=CC(C)=C1C(=O)OP(=O)(OC=1C=CC=CC=1)OC1=CC=CC=C1 KEEXOYPZMIJIEP-UHFFFAOYSA-N 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000010791 quenching Methods 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 4
- 229940068984 polyvinyl alcohol Drugs 0.000 claims description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 2
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- 238000009281 ultraviolet germicidal irradiation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 229910000510 noble metal Inorganic materials 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 1
- VFHVQBAGLAREND-UHFFFAOYSA-N diphenylphosphoryl-(2,4,6-trimethylphenyl)methanone Chemical compound CC1=CC(C)=CC(C)=C1C(=O)P(=O)(C=1C=CC=CC=1)C1=CC=CC=C1 VFHVQBAGLAREND-UHFFFAOYSA-N 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 3
- 239000012065 filter cake Substances 0.000 description 3
- 239000008240 homogeneous mixture Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Abstract
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CN201310122821.8A CN103192074B (zh) | 2013-04-10 | 2013-04-10 | 一种高分散型银粉和薄膜电池用导电银浆 |
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Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103433502A (zh) * | 2013-08-13 | 2013-12-11 | 胡敏刚 | 一种高分散型银粉及其制备方法 |
CN104505151A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种含铬的高分散导电银浆 |
CN104505142A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种导电银浆 |
CN104505140A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种有效增稠的导电银浆 |
CN104505152A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种感光性导电银浆 |
CN104538080A (zh) * | 2014-12-16 | 2015-04-22 | 安徽凤阳德诚科技有限公司 | 一种高分散导电银浆 |
CN104538081A (zh) * | 2014-12-16 | 2015-04-22 | 安徽凤阳德诚科技有限公司 | 一种环保导电银浆 |
CN104575666A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种晶体硅太阳能电池正面用导电银浆 |
CN104575674A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低方阻导电银浆 |
CN104575664A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种高附着力的导电银浆 |
CN104575676A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低温导电银浆 |
CN104575679A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种无卤导电银浆 |
CN104575677A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种滤波器用导电银浆 |
CN104575702A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种环保型导电银浆 |
CN104575672A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种以包覆银粉为主料的导电银浆 |
CN104575673A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种防静电防电磁波的导电银浆 |
CN104575665A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低粘度导电银浆 |
CN104575675A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种柔性线路板导电银浆 |
CN104599738A (zh) * | 2014-12-23 | 2015-05-06 | 合肥中南光电有限公司 | 一种ptc热敏电阻用高温烧结用导电银浆 |
CN106390998A (zh) * | 2016-08-30 | 2017-02-15 | 陈劲夫 | 一种纳米二氧化钛基复合催化剂及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060257485A1 (en) * | 2003-03-13 | 2006-11-16 | Eugenia Kumacheva | Method of producing hybrid polymer-inorganic materials |
US20070142589A1 (en) * | 2004-02-24 | 2007-06-21 | Rogers Martin E | Process and systems for the efficient production of polymeric microspheres |
CN101091898A (zh) * | 2007-06-29 | 2007-12-26 | 江南大学 | 一种银纳米颗粒与聚合物微球载体的复合材料及其制备方法 |
CN101768866A (zh) * | 2010-02-05 | 2010-07-07 | 洪桂焕 | 高分子微球载银抗菌整理剂及其制备方法 |
CN102010476A (zh) * | 2010-11-02 | 2011-04-13 | 江南大学 | 一种紫外光辐照聚合制备单分散高分子微球的方法 |
CN102444027A (zh) * | 2011-08-24 | 2012-05-09 | 翔瑞(泉州)纳米科技有限公司 | 一种负载纳米银核壳高分子微球抗菌织物及其制备方法 |
-
2013
- 2013-04-10 CN CN201310122821.8A patent/CN103192074B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060257485A1 (en) * | 2003-03-13 | 2006-11-16 | Eugenia Kumacheva | Method of producing hybrid polymer-inorganic materials |
US20070142589A1 (en) * | 2004-02-24 | 2007-06-21 | Rogers Martin E | Process and systems for the efficient production of polymeric microspheres |
CN101091898A (zh) * | 2007-06-29 | 2007-12-26 | 江南大学 | 一种银纳米颗粒与聚合物微球载体的复合材料及其制备方法 |
CN101768866A (zh) * | 2010-02-05 | 2010-07-07 | 洪桂焕 | 高分子微球载银抗菌整理剂及其制备方法 |
CN102010476A (zh) * | 2010-11-02 | 2011-04-13 | 江南大学 | 一种紫外光辐照聚合制备单分散高分子微球的方法 |
CN102444027A (zh) * | 2011-08-24 | 2012-05-09 | 翔瑞(泉州)纳米科技有限公司 | 一种负载纳米银核壳高分子微球抗菌织物及其制备方法 |
Non-Patent Citations (1)
Title |
---|
熊万斌 等: "紫外辐照法制备载银P(St-co-MMA)复合微球的研究", 《功能材料》 * |
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103433502A (zh) * | 2013-08-13 | 2013-12-11 | 胡敏刚 | 一种高分散型银粉及其制备方法 |
CN104505151A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种含铬的高分散导电银浆 |
CN104505142A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种导电银浆 |
CN104505140A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种有效增稠的导电银浆 |
CN104505152A (zh) * | 2014-12-16 | 2015-04-08 | 安徽凤阳德诚科技有限公司 | 一种感光性导电银浆 |
CN104538080A (zh) * | 2014-12-16 | 2015-04-22 | 安徽凤阳德诚科技有限公司 | 一种高分散导电银浆 |
CN104538081A (zh) * | 2014-12-16 | 2015-04-22 | 安徽凤阳德诚科技有限公司 | 一种环保导电银浆 |
CN104505140B (zh) * | 2014-12-16 | 2017-06-23 | 安徽凤阳德诚科技有限公司 | 一种有效增稠的导电银浆 |
CN104538081B (zh) * | 2014-12-16 | 2017-04-19 | 安徽凤阳德诚科技有限公司 | 一种环保导电银浆 |
CN104505151B (zh) * | 2014-12-16 | 2017-04-19 | 安徽凤阳德诚科技有限公司 | 一种含铬的高分散导电银浆 |
CN104538080B (zh) * | 2014-12-16 | 2017-04-19 | 安徽凤阳德诚科技有限公司 | 一种高分散导电银浆 |
CN104575677A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种滤波器用导电银浆 |
CN104599738A (zh) * | 2014-12-23 | 2015-05-06 | 合肥中南光电有限公司 | 一种ptc热敏电阻用高温烧结用导电银浆 |
CN104575702A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种环保型导电银浆 |
CN104575672A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种以包覆银粉为主料的导电银浆 |
CN104575673A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种防静电防电磁波的导电银浆 |
CN104575665A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低粘度导电银浆 |
CN104575675A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种柔性线路板导电银浆 |
CN104575679A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种无卤导电银浆 |
CN104575666A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种晶体硅太阳能电池正面用导电银浆 |
CN104575676A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低温导电银浆 |
CN104575664A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种高附着力的导电银浆 |
CN104575674A (zh) * | 2014-12-23 | 2015-04-29 | 合肥中南光电有限公司 | 一种低方阻导电银浆 |
CN106390998A (zh) * | 2016-08-30 | 2017-02-15 | 陈劲夫 | 一种纳米二氧化钛基复合催化剂及其制备方法 |
CN106390998B (zh) * | 2016-08-30 | 2019-06-21 | 惠州市登高达电业有限公司 | 一种纳米二氧化钛基复合催化剂及其制备方法 |
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Effective date of registration: 20191108 Address after: Magi Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province, No. 1 215500 Patentee after: Suzhou Hui Xin bang Mstar Technology Ltd Address before: 215400 Suzhou City, Taicang Province Economic Development Zone, Beijing West Road, No. 1, building 6, No. Patentee before: Suzhou Yuxi New Material Technology Co., Ltd. |
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Effective date of registration: 20191129 Address after: 215400 Suzhou City, Taicang Province Economic Development Zone, Beijing West Road, No. 1, building 6, No. Patentee after: Suzhou Yuxi New Material Technology Co., Ltd. Address before: Magi Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province, No. 1 215500 Patentee before: Suzhou Hui Xin bang Mstar Technology Ltd |