CN101624462A - 高电导性能组合物及其制备方法、成型制件的制备方法 - Google Patents
高电导性能组合物及其制备方法、成型制件的制备方法 Download PDFInfo
- Publication number
- CN101624462A CN101624462A CN200910158162A CN200910158162A CN101624462A CN 101624462 A CN101624462 A CN 101624462A CN 200910158162 A CN200910158162 A CN 200910158162A CN 200910158162 A CN200910158162 A CN 200910158162A CN 101624462 A CN101624462 A CN 101624462A
- Authority
- CN
- China
- Prior art keywords
- carbon nano
- ethylene
- carbon nanotube
- conductivity composition
- tube
- 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
- 239000000203 mixture Substances 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- 238000000465 moulding Methods 0.000 title claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 75
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 66
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims abstract description 44
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 22
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 20
- 230000007935 neutral effect Effects 0.000 claims abstract description 13
- 238000005303 weighing Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 40
- 239000002048 multi walled nanotube Substances 0.000 claims description 14
- 238000011026 diafiltration Methods 0.000 claims description 12
- 239000000706 filtrate Substances 0.000 claims description 12
- 239000000047 product Substances 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 230000010355 oscillation Effects 0.000 claims description 9
- 238000002525 ultrasonication Methods 0.000 claims description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 6
- 239000005977 Ethylene Substances 0.000 claims description 6
- 238000000071 blow moulding Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000002079 double walled nanotube Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 239000002109 single walled nanotube Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 238000000748 compression moulding Methods 0.000 claims description 2
- 238000003618 dip coating Methods 0.000 claims description 2
- 238000001962 electrophoresis Methods 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 5
- 238000001035 drying Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract 2
- 238000013459 approach Methods 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 description 30
- 230000000052 comparative effect Effects 0.000 description 15
- 239000010408 film Substances 0.000 description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 239000000126 substance Substances 0.000 description 11
- 229910021389 graphene Inorganic materials 0.000 description 10
- 239000011159 matrix material Substances 0.000 description 10
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 9
- 239000002131 composite material Substances 0.000 description 8
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical group OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 8
- 229920000139 polyethylene terephthalate Polymers 0.000 description 8
- 239000005020 polyethylene terephthalate Substances 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 241000446313 Lamella Species 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- -1 is made up of carbon Chemical compound 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002096 quantum dot Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000006473 carboxylation reaction Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000002114 nanocomposite Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000004100 electronic packaging Methods 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical compound FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 description 2
- 229920000084 Gum arabic Polymers 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000000205 acacia gum Substances 0.000 description 2
- 235000010489 acacia gum Nutrition 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002071 nanotube Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 244000171897 Acacia nilotica subsp nilotica Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 241000978776 Senegalia senegal Species 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 238000004500 asepsis Methods 0.000 description 1
- 229920005601 base polymer Polymers 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- DEZRYPDIMOWBDS-UHFFFAOYSA-N dcm dichloromethane Chemical compound ClCCl.ClCCl DEZRYPDIMOWBDS-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
项目 | 浓硫酸和浓硝酸处理时间(小时) | 过氧化氢处理时间(小时) | 浓硫酸、浓硝酸和过氧化氢处理时的温度(℃) |
实施例3 | 1 | 0.1 | 25 |
实施例4 | 2 | 0.1 | 80 |
实施例5 | 4 | 0.1 | 30 |
实施例6 | 6 | 0.1 | 70 |
实施例7 | 8 | 0.1 | 50 |
实施例8 | 10 | 0.1 | 40 |
薄膜样品 | 电导率(ms/cm) | 改善倍率 |
对比实施例1 | 0.137 | 1 |
对比实施例2 | 0.475 | 3 |
实施例3 | 0.735 | 6 |
实施例4 | 0.733 | 6 |
实施例5 | 0.729 | 6 |
实施例6 | 0.739 | 6 |
实施例7 | 0.741 | 6 |
实施例8 | 0.730 | 6 |
项目 | 浓硫酸和浓硝酸处理时间(小时) | 过氧化氢处理时间(小时) | 浓硫酸、浓硝酸和过氧化氢处理时的温度(℃) |
实施例12 | 1 | 0.1 | 25 |
实施例13 | 2 | 0.1 | 80 |
实施例14 | 4 | 0.1 | 30 |
实施例15 | 6 | 0.1 | 70 |
实施例16 | 8 | 0.1 | 50 |
实施例17 | 10 | 0.1 | 40 |
薄膜样品 | 表面电阻(ohm/cm) | 改善倍率 |
对比实施例10 | 7.5×107 | 1 |
对比实施例11 | 4.3×107 | 2 |
实施例12 | 6.8×106 | 11 |
实施例13 | 6.7×106 | 11 |
实施例14 | 6.9×106 | 11 |
实施例15 | 6.8×106 | 11 |
实施例16 | 6.7×106 | 11 |
实施例17 | 6.9×106 | 11 |
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101581627A CN101624462B (zh) | 2009-07-14 | 2009-07-14 | 高电导性能组合物及其制备方法、成型制件的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101581627A CN101624462B (zh) | 2009-07-14 | 2009-07-14 | 高电导性能组合物及其制备方法、成型制件的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101624462A true CN101624462A (zh) | 2010-01-13 |
CN101624462B CN101624462B (zh) | 2010-12-01 |
Family
ID=41520462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101581627A Active CN101624462B (zh) | 2009-07-14 | 2009-07-14 | 高电导性能组合物及其制备方法、成型制件的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101624462B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106501217A (zh) * | 2017-01-09 | 2017-03-15 | 中国计量大学 | 一种基于细芯光纤修饰pva/cnt的迈克尔逊干涉仪的湿度传感器 |
CN115873424A (zh) * | 2022-11-29 | 2023-03-31 | 江西悦安新材料股份有限公司 | 碳纳米管改性粒子及其制备方法和应用 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1300398C (zh) * | 2005-08-24 | 2007-02-14 | 天津大学 | 壳聚糖/碳纳米管静电纺丝膜的制备方法 |
CN100551965C (zh) * | 2006-06-30 | 2009-10-21 | 浙江大学 | 一种碳纳米管增强聚乙烯醇复合材料及其制备方法 |
-
2009
- 2009-07-14 CN CN2009101581627A patent/CN101624462B/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106501217A (zh) * | 2017-01-09 | 2017-03-15 | 中国计量大学 | 一种基于细芯光纤修饰pva/cnt的迈克尔逊干涉仪的湿度传感器 |
CN115873424A (zh) * | 2022-11-29 | 2023-03-31 | 江西悦安新材料股份有限公司 | 碳纳米管改性粒子及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
CN101624462B (zh) | 2010-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Chen et al. | A review of the interfacial characteristics of polymer nanocomposites containing carbon nanotubes | |
JP5616943B2 (ja) | 導電性樹脂組成物の製造方法及び導電性樹脂組成物 | |
Chen et al. | Study on polycarbonate/multi-walled carbon nanotubes composite produced by melt processing | |
KR101666881B1 (ko) | 내화학성이 우수하고 표면전기저항이 1ω/□ 이하인 무금속 전기전도성 cnt복합소재 제조방법, 이의 제조에 사용되는 cnt펠렛 및 이에 의해 제조된 제품 | |
KR20070100770A (ko) | 전기전도성 조성물 및 그의 제조방법 | |
KR20070046204A (ko) | 압출로 제조된 전도성 열경화수지 | |
Vieira et al. | A review concerning the main factors that interfere in the electrical percolation threshold content of polymeric antistatic packaging with carbon fillers as antistatic agent | |
KR20150027146A (ko) | 매우 낮은 농도의 탄소계 나노충전제를 갖는 복합 재료, 이의 제조 방법 및 상기 재료의 용도 | |
JP2003306607A (ja) | 樹脂組成物およびその製造方法 | |
JP2014133842A (ja) | 導電性樹脂組成物 | |
Kim et al. | Comparison of exfoliated graphite nanoplatelets (xGnP) and CNTs for reinforcement of EVA nanocomposites fabricated by solution compounding method and three screw rotating systems | |
CN101624470B (zh) | 高电导性能组合物及其制备方法、成型制件的制备方法 | |
Redondo‐Foj et al. | Electrical conductivity properties of expanded graphite–polycarbonatediol polyurethane composites | |
Paszkiewicz et al. | Electrical conductivity and transparency of polymer hybrid nanocomposites based on poly (trimethylene terephthalate) containing single walled carbon nanotubes and expanded graphite | |
Bhuyan et al. | Multiwalled carbon nanotube/montmorillonite hybrid filled ethylene‐co‐vinyl acetate nanocomposites with enhanced mechanical properties, thermal stability, and dielectric response | |
KR101534298B1 (ko) | 전자파 차폐필름용 조성물, 이를 이용한 전자파 차폐필름의 제조방법 및 이에 의하여 제조된 전자파 차폐필름 | |
CN101624462B (zh) | 高电导性能组合物及其制备方法、成型制件的制备方法 | |
WO2015097641A1 (en) | A conductive carbon powder, a method for the manufacturing thereof and use thereof | |
Keshavarz et al. | Effect of graphene oxide reduction with l-ascorbic acid on electrical conductivity and mechanical properties of graphene oxide-epoxy nanocomposites | |
Slobodian et al. | Poly (methyl methacrylate)/multi-wall carbon nanotubes composites prepared by solvent cast technique: Composites electrical percolation threshold | |
Afzal et al. | Review highlighting physical prospects of styrenic polymer and styrenic block copolymer reinforced with carbon nanotube | |
KR101323627B1 (ko) | 탄소나노물질로 코팅된 천연섬유 보강재와 고분자를 포함하는 나노바이오 복합체 | |
JP5735442B2 (ja) | 炭素ナノ物質でコーティングされた天然纎維補強材と高分子とを含むナノバイオ複合体 | |
WO2009069565A1 (en) | Molded articles, process for producing the molded articles, and use of the molded articles | |
Pantano | Carbon nanotube based composites: processing, properties, modelling and application |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: HUBEI UNIVERSITY Free format text: FORMER OWNER: CAI FANGCHANG Effective date: 20110714 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430062 COLLEGE OF MATERIALS SCIENCE AND TECHNOLOGY, NO. 11, XUEYUAN ROAD, WUCHANG, WUHAN CITY, HUBEI PROVINCE TO: 430062 NO. 368, YOUYI AVENUE, WUCHANG DISTRICT, WUHAN CITY, HUBEI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110714 Address after: 430062 Wuhan, Hubei Friendship Road, No. 368, Wuchang Patentee after: Hubei University Address before: 430062 School of materials science and engineering, Xueyuan Road 11, Wuchang, Wuhan, Hubei Patentee before: Cai Fangchang |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100113 Assignee: Yunnan shipulin new materials Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000248 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230718 Application publication date: 20100113 Assignee: Yunnan Tiehan Steel Structure Engineering Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000249 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230718 |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100113 Assignee: Yunnan Ruilin Construction Engineering Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000268 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230802 Application publication date: 20100113 Assignee: Yunnan Kunyi Construction Engineering Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000270 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230802 Application publication date: 20100113 Assignee: Yunnan Huandong Sports Ground Engineering Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000269 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230802 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100113 Assignee: Kunming Neutrino New Materials Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000271 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230803 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100113 Assignee: Yunnan Yaoda Power Engineering Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000281 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230808 Application publication date: 20100113 Assignee: Kunming Yongsen Technology Co.,Ltd. Assignor: Hubei University Contract record no.: X2023420000280 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230808 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100113 Assignee: Yunnan El Energy Saving Technology Co.,Ltd. Assignor: Hubei University Contract record no.: X2023980040006 Denomination of invention: High conductivity composition and its preparation method, as well as the preparation method of molded parts Granted publication date: 20101201 License type: Common License Record date: 20230822 |