CN106543648A - Modified epoxy resin-based super-weather-resistant composite material for bus duct - Google Patents
Modified epoxy resin-based super-weather-resistant composite material for bus duct Download PDFInfo
- Publication number
- CN106543648A CN106543648A CN201611112880.7A CN201611112880A CN106543648A CN 106543648 A CN106543648 A CN 106543648A CN 201611112880 A CN201611112880 A CN 201611112880A CN 106543648 A CN106543648 A CN 106543648A
- Authority
- CN
- China
- Prior art keywords
- parts
- weather
- bus duct
- epoxy resin
- agent
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a modified epoxy resin-based super-weather-resistant composite material for a bus duct, which comprises the following components in parts by weight: 100 parts of epoxy resin, 8-10 parts of hexamethylene diisocyanate polyisocyanate, 8-10 parts of dibutyltin dilaurate, 32-40 parts of polytetramethylene ether glycol, 50-100 parts of curing agent, 150-200 parts of aluminum hydroxide powder, 50-250 parts of alumina, 1-25 parts of short glass fiber shreds, 1-5 parts of coupling agent and 10-20 parts of diluent; the invention has the characteristics of high strength, high toughness, weather resistance, chemical resistance and excellent waterproof and anticorrosive performance, and the service life is greatly prolonged.
Description
Technical field
The present invention relates to a kind of bus duct extra-weather-proof composite of modified epoxy base, belongs to high polymer material technology
Field.
Background technology
With modernization project facility and emerging in large numbers for equipping, the especially fast increasing of power consumption of all trades and professions, numerous high levels
Building and large-sized workshop workshop appearance, as transmission pressure traditional cable in high current induction system can not meet will
Ask, bus duct indoors instead of electric wire in the power transmission trunk project project of low pressure more and more, but mesh
The resin base bus duct of the poured with epoxy resin production on front market is relatively crisp, out of doors the ring such as ultraviolet irradiation, high temperature
In border, the reason for the light degradation and thermal degradation of epoxy resin, it is easy to cracking problem.
The content of the invention
The purpose of the present invention is the defect for prior art, there is provided a kind of bus duct is extra-weather-proof with modified epoxy base
Composite, with high intensity, high tenacity, the especially outstanding spy of weather resisteant, chemical resistance, waterproof anti-corrosion performance
Point, service life are greatly prolonged.
The present invention is achieved by the following technical solutions：
A kind of bus duct extra-weather-proof composite of modified epoxy base, its constituent is as follows according to the mass fraction：
100 parts of epoxy resin
8 ~ 10 parts of two isocyanate group polyisocyanate of hexa-methylene
8 ~ 10 parts of dibutyl tin laurate
32 ~ 40 parts of polytetramethylene ether diol
50 ~ 100 parts of firming agent
150 ~ 200 parts of aluminium-hydroxide powder
50 ~ 250 parts of aluminium oxide
1 ~ 25 part of short glass fiber shredding
1 ~ 5 part of coupling agent
10 ~ 20 parts of diluent.
A kind of above-mentioned bus duct extra-weather-proof composite of modified epoxy base, wherein, the epoxy resin is epoxy
One kind in resin E44, epoxy resin E51, epoxy resin E54.
A kind of above-mentioned bus duct extra-weather-proof composite of modified epoxy base, wherein, the polytetramethylene ether two
The weight average molecular weight of alcohol is 1000,1500 or 2000, it is preferable that the weight average molecular weight of polymethylene ether glycol is 1000.
A kind of above-mentioned bus duct extra-weather-proof composite of modified epoxy base, wherein, the firming agent is solid for amine
Agent, the amine curing agent are that modified by cardanol series firming agent, Modified by Aromatic Amines series firming agent or polyamide series are solid
Agent, it is preferable that amine curing agent is polyamide series firming agent.
A kind of above-mentioned bus duct extra-weather-proof composite of modified epoxy base, wherein, the coupling agent is coupling agent
The two kinds of mixing of one kind in KH550 and coupling agent KH560.
A kind of above-mentioned bus duct extra-weather-proof composite of modified epoxy base, wherein, the diluent be toluene, two
One or more mixing in toluene, acetone, butanone, ethyl acetate.
Beneficial effects of the present invention are：
The present invention adopts HDI types isocyanate derivates-hexamethylene diisocyanate base polyisocyanate and polytetramethylene
Ether glycol for modifying agent, modified epoxy, hexamethylene diisocyanate base polyisocyanate viscosity are very low, reduce production
During operation difficulty, short glass fiber shredding improve tensile strength, the bus duct composite obtained after resin solidification,
Toughness is very good, and weather resisteant, chemical resistance, waterproof anti-corrosion performance are especially outstanding, and service life is greatly prolonged.
Specific embodiment
The specific embodiment of the present invention is described further with reference to embodiment.
Epoxy resin E44, epoxy resin E51, epoxy resin E54 are purchased from Wuxi mayor's mummification work company limited；Six is sub-
Two isocyanate group polyisocyanate of methyl（CAS: 28182-81-2）Structural formula is：
, Desmodur N 3300, Asahi Chemical Industry are created purchased from Cohan
The China of TPA-90 SB or ten thousand Wannate HT-100；Dibutyl tin laurate is purchased from Jining Hua Kai resin company limited；It is poly-
Tetramethylene ether glycol（CAS：25190-06-1）Structural formula is as follows：
Purchased from Shanghai Jin Jin pleasure chemistry You Xian companies, coupling agent KH550 and idol
Connection agent KH560 is purchased from Zhengzhou Kang Fei Chemical Co., Ltd.s, coupling agent KH550 and coupling agent KH560 in mass ratio 1:1 mixing；
Short glass fiber shredding is purchased from Yancheng City Hialid dimension fibre company limited；Polyamide series firming agent 650/651/593
Purchased from Huntsman Polyurethanes company limited.
Embodiment 1：
Take 9 parts of hexa-methylenes, two isocyanate group polyisocyanate according to the mass fraction, after the mixing of 38 parts of polytetramethylene ether diols
Add 9 parts of dibutyl tin laurates, be sufficiently stirred for, stand 0.5h, then with 100 parts of epoxy resin E44,85 parts of polyamide cures
650,155 parts of aluminium-hydroxide powders of agent, 180 parts of aluminium oxidies, 21 parts of short glass fiber shreddings, 3 parts of coupling agent KH550,15 parts of first
Benzene mixes, and is sufficiently stirred for rear evacuation, is filled into and puts well in conducting copper mould, solidify at room temperature, and the demoulding obtains bus duct.
Embodiment 2：
Take 8 parts of hexa-methylenes, two isocyanate group polyisocyanate according to the mass fraction, after the mixing of 34 parts of polytetramethylene ether diols
Add 8 parts of dibutyl tin laurates, be sufficiently stirred for, stand 1h, then with 100 parts of epoxy resin E51,72 parts of polyamide curing agents
651st, 168 parts of aluminium-hydroxide powders, 135 parts of aluminium oxidies, 19 parts of short glass fiber shreddings, 4 parts of coupling agent KH560,3 parts of acetone,
12 parts of ethyl acetate mixing, are sufficiently stirred for rear evacuation, are filled into and put well in conducting copper mould, solidify at room temperature, the demoulding
Obtain bus duct.
Embodiment 3：
Take 10 parts of hexa-methylenes, two isocyanate group polyisocyanate according to the mass fraction, after the mixing of 36 parts of polytetramethylene ether diols
10 parts of dibutyl tin laurates are added, is sufficiently stirred for, stand 0.6h, then it is solid with 100 parts of epoxy resin E54,55 parts of polyamide
593,175 parts of aluminium-hydroxide powders of agent, 210 parts of aluminium oxidies, 17 parts of short glass fiber shreddings, 2 parts of coupling agent KH550,2 parts of idols
Connection agent KH560,5 parts of dimethylbenzene, 2 parts of butanone, 8 parts of ethyl acetate mixing, are sufficiently stirred for rear evacuation, are filled into and put conductive copper well
In row's mould, solidify at room temperature, the demoulding obtains bus duct.
Embodiment 4：
Take 9 parts of hexa-methylenes, two isocyanate group polyisocyanate according to the mass fraction, after the mixing of 33 parts of polytetramethylene ether diols
10 parts of dibutyl tin laurates are added, is sufficiently stirred for, stand 0.5h, then it is solid with 100 parts of epoxy resin E54,60 parts of polyamide
650,152 parts of aluminium-hydroxide powders of agent, 78 parts of aluminium oxidies, 5 parts of short glass fiber shreddings, 4 parts of coupling agent KH560,13 part two
Toluene:The mixing of 125 parts of combined stuffings, the combined stuffing by epoxy powder, titanium dioxide, quartz sand, Kaolin, zirconium dioxide,
Beryllium oxide, kieselguhr in mass ratio 3:10：15:6:8:4:3 compositions, are sufficiently stirred for rear evacuation, are filled into and put conducting copper well
In mould, solidify at room temperature, the demoulding obtains bus duct.
Bus duct fire resistance obtained in real-time example 1-4 is required up to UL94 V-0 levels, degree of protection reaches IP68, with excellent
Good insulating properties, can bear 20 joules of mechanical shock, -40 DEG C of environment of low temperature, outdoor ultraviolet irradiation, long-term in hot environment
Using not ftractureing, A level fire resistances, can work in 900 ~ 1100 DEG C of flame more than 95min, long-term tolerance acid, alkali, salt fog and
The erosion of sea water.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
It is defined.
Claims (6)
1. a kind of bus duct extra-weather-proof composite of modified epoxy base, it is characterized by, mass fraction is pressed in its constituent
It is calculated as follows：
100 parts of epoxy resin
8 ~ 10 parts of two isocyanate group polyisocyanate of hexa-methylene
8 ~ 10 parts of dibutyl tin laurate
32 ~ 40 parts of polytetramethylene ether diol
50 ~ 100 parts of firming agent
150 ~ 200 parts of aluminium-hydroxide powder
50 ~ 250 parts of aluminium oxide
1 ~ 25 part of short glass fiber shredding
1 ~ 5 part of coupling agent
10 ~ 20 parts of diluent.
2. a kind of bus duct extra-weather-proof composite of modified epoxy base as claimed in claim 1, it is characterized by, it is described
Epoxy resin is epoxy resin E44, epoxy resin E51, the one kind in epoxy resin E54.
3. a kind of bus duct extra-weather-proof composite of modified epoxy base as claimed in claim 1, it is characterized by, it is described
The weight average molecular weight of polytetramethylene ether diol is 1000,1500 or 2000, it is preferable that the Weight-average molecular of polymethylene ether glycol
Measure as 1000.
4. a kind of bus duct extra-weather-proof composite of modified epoxy base as claimed in claim 1, it is characterized by, it is described
Firming agent is amine curing agent, and the amine curing agent is modified by cardanol series firming agent, Modified by Aromatic Amines series firming agent
Or polyamide series firming agent, it is preferable that amine curing agent is polyamide series firming agent.
5. a kind of bus duct extra-weather-proof composite of modified epoxy base as claimed in claim 1, it is characterized by, it is described
Coupling agent is the two kinds of mixing of one kind in coupling agent KH550 and coupling agent KH560.
6. a kind of bus duct extra-weather-proof composite of modified epoxy base as claimed in claim 1, it is characterized by, it is described
Diluent is toluene, dimethylbenzene, acetone, butanone, one or more mixing in ethyl acetate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112880.7A CN106543648B (en) | 2016-12-07 | 2016-12-07 | Modified epoxy resin-based super-weather-resistant composite material for bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112880.7A CN106543648B (en) | 2016-12-07 | 2016-12-07 | Modified epoxy resin-based super-weather-resistant composite material for bus duct |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106543648A true CN106543648A (en) | 2017-03-29 |
| CN106543648B CN106543648B (en) | 2019-06-18 |
Family
ID=58396121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611112880.7A Active CN106543648B (en) | 2016-12-07 | 2016-12-07 | Modified epoxy resin-based super-weather-resistant composite material for bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106543648B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033318A (en) * | 2017-04-25 | 2017-08-11 | 山东泰开电缆有限公司 | Prefabricated bus, preparing raw material and the method for transformer platform based on integration and application |
| CN107629414A (en) * | 2017-10-17 | 2018-01-26 | 高昕文 | A kind of preparation method of bus duct high-strength anti-flaming resin |
| CN108988256A (en) * | 2018-06-05 | 2018-12-11 | 江苏大印电子科技有限公司 | A kind of bus duct and preparation method thereof being easily installed |
| CN111117161A (en) * | 2019-12-29 | 2020-05-08 | 江苏江城电气有限公司 | Super weather-resistant bus for ships and ocean platforms |
| CN111484729A (en) * | 2020-06-16 | 2020-08-04 | 江苏科技大学 | Castable for three-network copolymerization bus duct |
| CN111541127A (en) * | 2020-04-27 | 2020-08-14 | 江苏华强电力设备有限公司 | All-insulation pouring initial-end bus and preparation method thereof |
| CN116656209A (en) * | 2023-06-01 | 2023-08-29 | 无锡兴华衡辉科技有限公司 | Sample disc protective coating for ion beam sputtering coating machine and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102482399A (en) * | 2009-07-20 | 2012-05-30 | 赢创德固赛有限公司 | Catalysis of epoxy resin formulations containing poorly soluble catalysts |
| CN102516916A (en) * | 2011-12-12 | 2012-06-27 | 东莞市派乐玛新材料技术开发有限公司 | Liquid crystal sealant composition |
| CN103113604A (en) * | 2013-01-28 | 2013-05-22 | 北京化工大学常州先进材料研究院 | Method for improving interlaminar shear strength of medium/low-temperature cured prepreg by using polyurethane prepolymer |
-
2016
- 2016-12-07 CN CN201611112880.7A patent/CN106543648B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102482399A (en) * | 2009-07-20 | 2012-05-30 | 赢创德固赛有限公司 | Catalysis of epoxy resin formulations containing poorly soluble catalysts |
| CN102516916A (en) * | 2011-12-12 | 2012-06-27 | 东莞市派乐玛新材料技术开发有限公司 | Liquid crystal sealant composition |
| CN103113604A (en) * | 2013-01-28 | 2013-05-22 | 北京化工大学常州先进材料研究院 | Method for improving interlaminar shear strength of medium/low-temperature cured prepreg by using polyurethane prepolymer |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033318A (en) * | 2017-04-25 | 2017-08-11 | 山东泰开电缆有限公司 | Prefabricated bus, preparing raw material and the method for transformer platform based on integration and application |
| CN107629414A (en) * | 2017-10-17 | 2018-01-26 | 高昕文 | A kind of preparation method of bus duct high-strength anti-flaming resin |
| CN107629414B (en) * | 2017-10-17 | 2019-08-23 | 江苏帅天电气有限公司 | A kind of preparation method of bus duct high-strength anti-flaming resin |
| CN108988256A (en) * | 2018-06-05 | 2018-12-11 | 江苏大印电子科技有限公司 | A kind of bus duct and preparation method thereof being easily installed |
| CN111117161A (en) * | 2019-12-29 | 2020-05-08 | 江苏江城电气有限公司 | Super weather-resistant bus for ships and ocean platforms |
| CN111541127A (en) * | 2020-04-27 | 2020-08-14 | 江苏华强电力设备有限公司 | All-insulation pouring initial-end bus and preparation method thereof |
| CN111484729A (en) * | 2020-06-16 | 2020-08-04 | 江苏科技大学 | Castable for three-network copolymerization bus duct |
| CN116656209A (en) * | 2023-06-01 | 2023-08-29 | 无锡兴华衡辉科技有限公司 | Sample disc protective coating for ion beam sputtering coating machine and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106543648B (en) | 2019-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106543648A (en) | Modified epoxy resin-based super-weather-resistant composite material for bus duct | |
| CN105255418B (en) | A kind of preparation method of high transparency flexible-epoxy adhesive | |
| CN104086888B (en) | A kind of corrosion-resistant electric power material and application thereof | |
| CN104231857B (en) | A kind of composite epoxy anticorrosive paint and preparation method thereof | |
| CN102120913A (en) | Water-based polyurethane paint for protecting windmill generator blade | |
| CN102618040B (en) | Method for preparing ceramifiable silicon rubber refractory material by adopting radiation crosslinking process | |
| CN102911566A (en) | Waterproof efficient intumescent fire retardant coating | |
| CN104130503B (en) | A kind of insulating material for power system and application | |
| CN101688119A (en) | Flame retarded thermosets | |
| CN106928809B (en) | Epoxy resin coating and preparation method thereof | |
| CN102775877B (en) | Method for preparing and spaying anticorrosion coating for western wind farm tower | |
| CN102174287B (en) | Interpenetrating network water-proof paint and preparation method thereof | |
| CN102190942B (en) | Epoxy priming paint used for moisture resisting megawatt wind-power blades and preparation method thereof | |
| CN101173085A (en) | Crash resistant composite material and method for producing the same | |
| CN103131303B (en) | A kind of powder coating containing Vanay | |
| CN103589316B (en) | A kind of multifilament polyurethane resin coating | |
| CN103232783A (en) | Alkali-resistant anticorrosive coating and preparation method thereof | |
| CN105238253A (en) | Weather-proof wear-resistant modified polyurethane external wall coating | |
| CN107090162A (en) | A kind of power distribution station electric power cabinet glass steel surface plate material and preparation method thereof | |
| CN104109366B (en) | A kind of CABLE MATERIALS filler and preparation method thereof | |
| CN105925153A (en) | Powder coating for shell of refrigerator door and preparation method of powder coating | |
| CN114133861B (en) | Weather-proof and anti-icing composite insulator umbrella skirt sheath and preparation method and application thereof | |
| CN104893514A (en) | Formula and preparation method of polyester/epoxy resin powder coating | |
| CN104263089A (en) | Insulating coating | |
| CN103572607A (en) | Antibacterial insulating coating for fabrics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tang Jijun Inventor after: Chen Bin Inventor after: Zhang Tang Inventor after: Lu Jianyu Inventor after: Zhang Zhuangzhuang Inventor after: Li Honggang Inventor after: Zhang Jiaoxia Inventor after: Li Shiyun Inventor after: Zhang Jing Inventor after: Liu Chengguo Inventor after: Li Weili Inventor after: Zhang Yamei Inventor after: Zhou Haijun Inventor before: Chen Bin Inventor before: Zhang Tang Inventor before: Zhang Gaitong Inventor before: Chen Suqin Inventor before: Wang Deng Inventor before: Tang Jijun |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210208 Address after: Daquan Road, science and Technology Park, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU XINJIANGCHENG ELECTRIC TECHNOLOGY Co.,Ltd. Address before: 212003, No. 2, Mengxi Road, Zhenjiang, Jiangsu Patentee before: JIANGSU University OF SCIENCE AND TECHNOLOGY |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Daquan Road, science and Technology Park, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Tianyan Electric Technology Co.,Ltd. Address before: Daquan Road, science and Technology Park, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU XINJIANGCHENG ELECTRIC TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |