CN105469858A - 一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 - Google Patents
一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 Download PDFInfo
- Publication number
- CN105469858A CN105469858A CN201610001216.9A CN201610001216A CN105469858A CN 105469858 A CN105469858 A CN 105469858A CN 201610001216 A CN201610001216 A CN 201610001216A CN 105469858 A CN105469858 A CN 105469858A
- Authority
- CN
- China
- Prior art keywords
- graphene
- polyvinylpyrrolidone
- conductive
- composite material
- conductive 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.)
- Granted
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 125
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 106
- 229920000036 polyvinylpyrrolidone Polymers 0.000 title claims abstract description 79
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 title claims abstract description 76
- 239000001267 polyvinylpyrrolidone Substances 0.000 title claims abstract description 76
- 239000002002 slurry Substances 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 claims abstract description 46
- 239000002904 solvent Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000006258 conductive agent Substances 0.000 claims abstract description 4
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 20
- 239000006185 dispersion Substances 0.000 claims description 14
- 238000000227 grinding Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000002041 carbon nanotube Substances 0.000 claims description 7
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 7
- 239000000178 monomer Substances 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 5
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 5
- -1 azo-bis-iso-dimethyl Chemical compound 0.000 claims description 5
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 5
- 238000007306 functionalization reaction Methods 0.000 claims description 5
- AVTLBBWTUPQRAY-UHFFFAOYSA-N 2-(2-cyanobutan-2-yldiazenyl)-2-methylbutanenitrile Chemical compound CCC(C)(C#N)N=NC(C)(CC)C#N AVTLBBWTUPQRAY-UHFFFAOYSA-N 0.000 claims description 4
- 102100040409 Ameloblastin Human genes 0.000 claims description 4
- 101000891247 Homo sapiens Ameloblastin Proteins 0.000 claims description 4
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 3
- WYGWHHGCAGTUCH-UHFFFAOYSA-N 2-[(2-cyano-4-methylpentan-2-yl)diazenyl]-2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)(C#N)N=NC(C)(C#N)CC(C)C WYGWHHGCAGTUCH-UHFFFAOYSA-N 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 2
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 claims description 2
- 239000004567 concrete Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000013543 active substance Substances 0.000 abstract 1
- 238000012662 bulk polymerization Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 239000003999 initiator Substances 0.000 abstract 1
- 239000007773 negative electrode material Substances 0.000 abstract 1
- 239000002798 polar solvent Substances 0.000 abstract 1
- 239000007774 positive electrode material Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 9
- 238000011065 in-situ storage Methods 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 239000006227 byproduct Substances 0.000 description 7
- 239000012299 nitrogen atmosphere Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 241000446313 Lamella Species 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000006181 electrochemical material Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000003863 metallic catalyst Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011403 purification operation Methods 0.000 description 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000007613 slurry method Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610001216.9A CN105469858B (zh) | 2016-01-05 | 2016-01-05 | 一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610001216.9A CN105469858B (zh) | 2016-01-05 | 2016-01-05 | 一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105469858A true CN105469858A (zh) | 2016-04-06 |
CN105469858B CN105469858B (zh) | 2017-02-01 |
Family
ID=55607473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610001216.9A Active CN105469858B (zh) | 2016-01-05 | 2016-01-05 | 一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105469858B (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106298076A (zh) * | 2016-09-07 | 2017-01-04 | 芜湖桑乐金电子科技有限公司 | 氮掺石墨烯改性石墨原浆及其制备方法 |
CN106448921A (zh) * | 2016-09-07 | 2017-02-22 | 芜湖桑乐金电子科技有限公司 | 氮掺石墨烯改性石墨原浆及其制备方法 |
CN106882800A (zh) * | 2017-03-22 | 2017-06-23 | 德阳烯碳科技有限公司 | 一种用于原位聚合的石墨烯分散液的制备方法 |
CN107134567A (zh) * | 2017-04-24 | 2017-09-05 | 广东烛光新能源科技有限公司 | 硅碳负极材料及其制备方法 |
CN107180956A (zh) * | 2017-05-27 | 2017-09-19 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN107316992A (zh) * | 2017-05-27 | 2017-11-03 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN107425199A (zh) * | 2016-05-23 | 2017-12-01 | 中南大学 | 一种导电导锂双功能化氧化石墨烯材料及其制备方法和在锂硫或锂空气电池中的应用 |
CN108624199A (zh) * | 2018-06-06 | 2018-10-09 | 宁波派特勒新材料股份有限公司 | 一种耐高温粉末涂料及其制备方法 |
CN108624200A (zh) * | 2018-06-06 | 2018-10-09 | 宁波派特勒新材料股份有限公司 | 一种耐高温粉末涂料及其制备方法 |
CN115124905A (zh) * | 2022-07-21 | 2022-09-30 | 合肥微晶材料科技有限公司 | 一种以石墨烯导电粉为导电剂的水性环氧导静电防腐涂料 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101973543A (zh) * | 2010-10-21 | 2011-02-16 | 中国科学院上海应用物理研究所 | 一种单层石墨烯的制备方法 |
CN102040714A (zh) * | 2010-11-02 | 2011-05-04 | 浙江大学 | 聚合物接枝石墨烯的制备方法 |
CN103886932A (zh) * | 2014-03-25 | 2014-06-25 | 深圳市纳米港有限公司 | 碳纳米管导电浆料及其制备方法和用途 |
CN104078685A (zh) * | 2014-06-27 | 2014-10-01 | 哈尔滨工业大学 | 聚乙烯吡咯烷酮修饰石墨烯包覆的硫/多孔碳复合正极材料及其制备方法 |
-
2016
- 2016-01-05 CN CN201610001216.9A patent/CN105469858B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101973543A (zh) * | 2010-10-21 | 2011-02-16 | 中国科学院上海应用物理研究所 | 一种单层石墨烯的制备方法 |
CN102040714A (zh) * | 2010-11-02 | 2011-05-04 | 浙江大学 | 聚合物接枝石墨烯的制备方法 |
CN103886932A (zh) * | 2014-03-25 | 2014-06-25 | 深圳市纳米港有限公司 | 碳纳米管导电浆料及其制备方法和用途 |
CN104078685A (zh) * | 2014-06-27 | 2014-10-01 | 哈尔滨工业大学 | 聚乙烯吡咯烷酮修饰石墨烯包覆的硫/多孔碳复合正极材料及其制备方法 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107425199A (zh) * | 2016-05-23 | 2017-12-01 | 中南大学 | 一种导电导锂双功能化氧化石墨烯材料及其制备方法和在锂硫或锂空气电池中的应用 |
CN107425199B (zh) * | 2016-05-23 | 2019-12-13 | 中南大学 | 一种导电导锂双功能化氧化石墨烯材料及其制备方法和在锂硫或锂空气电池中的应用 |
CN106448921A (zh) * | 2016-09-07 | 2017-02-22 | 芜湖桑乐金电子科技有限公司 | 氮掺石墨烯改性石墨原浆及其制备方法 |
CN106298076A (zh) * | 2016-09-07 | 2017-01-04 | 芜湖桑乐金电子科技有限公司 | 氮掺石墨烯改性石墨原浆及其制备方法 |
CN106448921B (zh) * | 2016-09-07 | 2018-04-10 | 芜湖桑乐金电子科技有限公司 | 氮掺石墨烯改性石墨原浆及其制备方法 |
CN106882800A (zh) * | 2017-03-22 | 2017-06-23 | 德阳烯碳科技有限公司 | 一种用于原位聚合的石墨烯分散液的制备方法 |
CN107134567A (zh) * | 2017-04-24 | 2017-09-05 | 广东烛光新能源科技有限公司 | 硅碳负极材料及其制备方法 |
CN107316992A (zh) * | 2017-05-27 | 2017-11-03 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN107180956A (zh) * | 2017-05-27 | 2017-09-19 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN107180956B (zh) * | 2017-05-27 | 2020-04-28 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN107316992B (zh) * | 2017-05-27 | 2020-08-18 | 广东烛光新能源科技有限公司 | 钛酸锂负极材料及其制备方法 |
CN108624199A (zh) * | 2018-06-06 | 2018-10-09 | 宁波派特勒新材料股份有限公司 | 一种耐高温粉末涂料及其制备方法 |
CN108624200A (zh) * | 2018-06-06 | 2018-10-09 | 宁波派特勒新材料股份有限公司 | 一种耐高温粉末涂料及其制备方法 |
CN108624200B (zh) * | 2018-06-06 | 2020-07-24 | 宁波派特勒新材料股份有限公司 | 一种耐高温粉末涂料及其制备方法 |
CN115124905A (zh) * | 2022-07-21 | 2022-09-30 | 合肥微晶材料科技有限公司 | 一种以石墨烯导电粉为导电剂的水性环氧导静电防腐涂料 |
Also Published As
Publication number | Publication date |
---|---|
CN105469858B (zh) | 2017-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105469858A (zh) | 一种聚乙烯吡咯烷酮/石墨烯导电浆料、制备方法及用途 | |
CN105552376A (zh) | 一种聚乙烯吡咯烷酮/石墨烯导电浆料及其制备方法和应用 | |
Li et al. | A review of rational design and investigation of binders applied in silicon-based anodes for lithium-ion batteries | |
KR102022399B1 (ko) | 탄소 나노튜브 분산액 및 이의 제조방법 | |
EP3050846A1 (en) | Graphene composite powder material and preparation method therefor | |
CN101811696B (zh) | 一种石墨烯负载四氧化三钴纳米复合材料及其制备方法 | |
US20160164099A1 (en) | Elastic gel polymer binder for silicon-based anode | |
US10385189B2 (en) | Graphene composite powder form material and method for making the same | |
JPWO2017056488A1 (ja) | 二次電池電極用導電材ペースト組成物、二次電池電極用スラリー組成物、二次電池電極用アンダーコート層付き集電体、二次電池用電極、および二次電池 | |
CN104310388A (zh) | 石墨烯复合粉体材料及其制备方法 | |
Zhu et al. | Progress of binder structures in silicon-based anodes for advanced lithium-ion batteries: A mini review | |
CN107134567A (zh) | 硅碳负极材料及其制备方法 | |
KR102260940B1 (ko) | 리튬이온전지용 도전성 탄소재료 분산제, 리튬이온전지 전극용 슬러리, 리튬이온전지용 전극 및 리튬이온전지 | |
CN101717081A (zh) | 基于纳米石墨片的碳/碳复合材料及其制备方法 | |
CN110551279A (zh) | 一种纳米碳材料/聚酰胺微球复合材料及其制备方法 | |
CN109546120A (zh) | 一种石墨烯基硅碳复合材料及其制备方法 | |
CN107069016B (zh) | 一种硅碳负极材料及其制备方法 | |
Liao et al. | One-step functionalization of carbon nanotubes by free-radical modification for the preparation of nanocomposite bipolar plates in polymer electrolyte membrane fuel cells | |
CN109728303B (zh) | 一种适用于锂离子电池硅基负极材料的水性导电粘结剂及其制备方法 | |
CN113812026A (zh) | 全固体二次电池用粘结剂、全固体二次电池用粘结剂组合物、全固体二次电池用浆料、全固体二次电池用固体电解质片材及其制造方法、以及全固体二次电池及其制造方法 | |
CN106920949A (zh) | 硅碳负极材料及其制备方法 | |
Zheng et al. | PAAS-β-CDp-PAA as a high-performance easily prepared and water-soluble composite binder for high-capacity silicon anodes in lithium-ion batteries | |
CN104558359A (zh) | 强碱性石墨烯复合树脂材料的制备方法 | |
CN110551388A (zh) | 一种石墨烯/聚合物纳米复合材料及其制备方法 | |
KR101973895B1 (ko) | 그래핀/고분자 복합섬유 구조의 열전재료 및 그의 제조방법 |
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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Polyvinylpyrrolidone/graphene conductive slurry, preparation method and application Effective date of registration: 20190318 Granted publication date: 20170201 Pledgee: Bank of China, Limited by Share Ltd, Xiamen branch Pledgor: XIAMEN KNANO GRAPHENE TECHNOLOGY CORPORATION LIMITED Registration number: 2019990000230 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Fang Chongqing Inventor after: Zhao Liping Inventor after: Hong Jiangbin Inventor after: Lin Liping Inventor before: Zhao Liping Inventor before: Hong Jiangbin Inventor before: Lin Liping |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200414 Granted publication date: 20170201 Pledgee: Bank of China, Limited by Share Ltd, Xiamen branch Pledgor: XIAMEN KNANO GRAPHENE TECHNOLOGY CORPORATION Ltd. Registration number: 2019990000230 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Polyvinylpyrrolidone/graphene conductive slurry, preparation method and application Effective date of registration: 20200414 Granted publication date: 20170201 Pledgee: Bank of China Limited Xiamen Haicang sub branch Pledgor: XIAMEN KNANO GRAPHENE TECHNOLOGY CORPORATION Ltd. Registration number: Y2020990000324 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210817 Granted publication date: 20170201 Pledgee: Bank of China Limited Xiamen Haicang sub branch Pledgor: XIAMEN KNANO GRAPHENE TECHNOLOGY Corp.,Ltd. Registration number: Y2020990000324 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Polyvinyl pyrrolidone / graphene conductive paste, preparation method and Application Effective date of registration: 20210818 Granted publication date: 20170201 Pledgee: Bank of China Limited Xiamen Haicang sub branch Pledgor: XIAMEN KNANO GRAPHENE TECHNOLOGY Corp.,Ltd. Registration number: Y2021990000727 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |