CN108039803A - A kind of aqueous environment protection corona-prevention belt and preparation method thereof - Google Patents
A kind of aqueous environment protection corona-prevention belt and preparation method thereof Download PDFInfo
- Publication number
- CN108039803A CN108039803A CN201711380339.9A CN201711380339A CN108039803A CN 108039803 A CN108039803 A CN 108039803A CN 201711380339 A CN201711380339 A CN 201711380339A CN 108039803 A CN108039803 A CN 108039803A
- Authority
- CN
- China
- Prior art keywords
- mother liquor
- water
- corona
- aqueous environment
- environment protection
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/30—Windings characterised by the insulating material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/40—Windings characterised by the shape, form or construction of the insulation for high voltage, e.g. affording protection against corona discharges
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The present invention relates to a kind of aqueous environment protection corona-prevention belt, it is immersed in glue by electrician with alkali-free glass wool braid over braid or non-woven polyester strap, then it is made through dry solidification, wherein, the glue includes mother liquor, it is that the raw material proportioning of the mother liquor is based on 100% by the gross mass of the mother liquor：Water-base resin 18% ~ 45%, water 55% ~ 82%.The present invention replaces solvent type resin and easy volatile solvent with water-base resin and water, it greatly reducing the Volatile organic emissions amount of product, actual bodily harm to staff is preferably minimized, and solves the problems, such as that the anti-corona glue feature of environmental protection of traditional corona-prevention belt is not up to standard.The present invention is environmentally protective, VOC content is low, and toxicity is low, smell is small, easy to use, and production equipment can wash by water, and saves a large amount of solvents.
Description
Technical field
Present invention relates particularly to a kind of aqueous environment protection corona-prevention belt and preparation method thereof.
Background technology
The end of copper core guide rod in low resistance anti-halo layer end to the coil insulation of stator coil in high-voltage electricity trough
There is high voltage differential between end, concentrate the electric field of low group of section end, i.e. current potential abrupt change, so as to produce corona.Anticorona band exists
The crucial effect of comparison is played in motor production process, with the raising improved with people's environmental consciousness of environmental regulation, green
Environmentally friendly machine has become the direction of current primary study.The corona-prevention belt majority that high-voltage motor stator coil uses at present be with
Solvent type resin is made of materials such as the anti-corona glue of mother liquor.VOC content is excessive in its masterbatch, and not reaching national environmental protection discharge will
Ask, the cleaning of solvent-borne type coating fluid is more difficult, consumes substantial amounts of solvent in the production and use process.
At present, using solvent type resin as the preparation method of corona-prevention belt made of material such as anti-corona glue of mother liquor：Granted publication
Number a kind of preparation method of high-resistance corona-prevention belt of high-voltage motor is disclosed for CN100454720C, it includes the following steps：
Step 1: using 0.10 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap；
Step 2: single or mixing epoxy, phenolic aldehyde or polyester resin are used by weight percentage for 20%~48%, first
Benzene, alcohol and acetone are 80%~52% double solvents by weight percentage, and the ratio of toluene, alcohol and acetone is 1:1:1,
It is configured to mother liquor, then granularity is added into mother liquor in 280~3000 mesh and different resistance values by the percentage for accounting for mother liquor weight
Non-linear green or the carborundum of grey 50~130%, 2~10% graphite or carbon black, 3~10% di-iron trioxide, 0.5
~3% Inorganic suspending agent and 0.5~1.5% vegetable oil regulator, stir into uniform liquid；
Step 3: 0.10 ± 0.02mm × 25mm electrician is put into alkali-free glass wool braid over braid or non-woven polyester strap
Prepare in the groove of liquid equipped with step 2, be stirred continuously with blender, the liquid in groove is made alkali-free glass uniformly without precipitation
Silk braid over braid or non-woven polyester strap dipping are uniform；
Step 4: then by the alkali-free glass wool braid over braid of steeping liq or non-woven polyester strap be placed on the roller machine of gap with
The speed of 5m/min~40m/min at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C~400 DEG C drying ovens, and drying oven is vertical
Formula is horizontal, and length is at the uniform velocity wound in the range of 3m~10m with stepless speed-regulating motor or other methods, and sheet resistance is made and exists
3M Ω~500000M Ω, nonlinear factor the β high resistance corona-prevention belt in 0.20~1.5.
The content of the invention
It is anti-corona that a kind of environmentally protective aqueous environment protection is provided the invention aims to overcome the deficiencies in the prior art
Band and preparation method thereof.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
It is an object of the present invention to provide a kind of aqueous environment protection corona-prevention belt, it is woven by electrician with alkali-free glass wool
Band or non-woven polyester strap are immersed in glue, are then made through dry solidification, wherein, the glue includes mother liquor, by institute
The gross mass for the mother liquor stated is 100% meter, and the raw material proportioning of the mother liquor is：Water-base resin 18%~45%, water 55%~
82%.
Specifically, the glue further include account for the carborundum of the mother liquor gross mass 50%~80%, account for it is described
The carbon black of mother liquor gross mass 2%~8%, the regulator for accounting for the mother liquor gross mass 2%~5%.
Preferably, the regulator is water-based amino regulator.
It is further preferred that the water-based amino regulator is selected from purchased from the 5817 of Sanmu Group Co., Ltd., Jiangsu
The trade mark.
Preferably, the water-base resin is watersoluble modified epoxy resin.
It is further preferred that the watersoluble modified epoxy resin is selected from purchased from Suzhou Ju Feng electrical insulation system shares
JF-310 (a) trades mark of Co., Ltd.
Preferably, the specification of electrician's alkali-free glass wool braid over braid or non-woven polyester strap is 0.06 ± 0.02mm
×25mm。
Preferably, in the raw material proportioning of the mother liquor, the mass percent of the water-base resin is 25%~45%.
It is further preferred that the quality of the regulator accounts for the 2%~4% of the mother liquor gross mass.
It is a further object to provide a kind of preparation method of the aqueous environment protection corona-prevention belt, including it is as follows
Step：
Step (1), prepare glue；
Electrician, be immersed in the glue by step (2) with alkali-free glass wool braid over braid or non-woven polyester strap；
Step (3), the electrician that will be impregnated with the glue are passed through with alkali-free glass wool braid over braid or polyester non-woven fabric band
It is dry solid in 50 DEG C~80 DEG C of drying oven that gap roller machine at the uniform velocity enters Temperature Distribution with the speed of 5m/min~40m/min
Change, the aqueous environment protection corona-prevention belt is made in winding.
Preferably, in step (3), at the uniform velocity wound using stepless speed-regulating motor or other methods.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
The present invention replaces solvent type resin and easy volatile solvent with water-base resin and water, greatly reducing the volatilization of product
Property organic emission amount, is preferably minimized the actual bodily harm to staff, and solve the anti-corona rubber ring of traditional corona-prevention belt
The problem of guarantor property is not up to standard.The present invention is environmentally protective, VOC content is low, and toxicity is low, smell is small, easy to use, and production equipment can
Wash with water, save a large amount of solvents.
Embodiment
The present invention is further described below in conjunction with embodiment.
Embodiment 1
Step (1), by mass percent be 18% watersoluble modified epoxy resin JF-310 (a) and mass percent be
82% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Embodiment 2
Step (1), by mass percent be 25% watersoluble modified epoxy resin JF-310 (a) and mass percent be
75% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Embodiment 3
Step (1), by mass percent be 35% watersoluble modified epoxy resin JF-310 (a) and mass percent be
65% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Embodiment 4
Step (1), by mass percent be 45% watersoluble modified epoxy resin JF-310 (a) and mass percent be
55% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Embodiment 5
Step (1), by mass percent be 25% watersoluble modified epoxy resin JF-310 (a) and mass percent be
75% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 80% carborundum, account for mother liquor quality
Carbon black that percentage is 2%, account for the water-based amino regulator 5817 that mother liquor mass percent is 2%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Embodiment 6
Step (1), by mass percent be 25% watersoluble modified epoxy resin JF-310 (a) and mass percent be
75% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 80% carborundum, account for mother liquor quality
Carbon black that percentage is 2%, account for the water-based amino regulator 5817 that mother liquor mass percent is 2%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 80 DEG C of drying oven with the speed of 40m/min, using stepless speed-regulating motor or
Other methods are at the uniform velocity wound, and aqueous environment protection corona-prevention belt is made.
Embodiment 7
Step (1), by mass percent be 25% watersoluble modified epoxy resin JF-310 (a) and mass percent be
75% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 70% carborundum, account for mother liquor quality
Carbon black that percentage is 5%, account for the water-based amino regulator 5817 that mother liquor mass percent is 4%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 65 DEG C of drying oven with the speed of 20m/min, using stepless speed-regulating motor or
Other methods are at the uniform velocity wound, and aqueous environment protection corona-prevention belt is made.
Embodiment 8
Step (1), by mass percent be 35% watersoluble modified epoxy resin JF-310 (a) and mass percent be
65% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 70% carborundum, account for mother liquor quality
Carbon black that percentage is 5%, account for the water-based amino regulator 5817 that mother liquor mass percent is 4%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 65 DEG C of drying oven with the speed of 20m/min, using stepless speed-regulating motor or
Other methods are at the uniform velocity wound, and aqueous environment protection corona-prevention belt is made.
Comparative example 1
Step (1), by mass percent be 15% watersoluble modified epoxy resin JF-310 (a) and mass percent be
85% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Comparative example 2
Step (1), by mass percent be 50% watersoluble modified epoxy resin JF-310 (a) and mass percent be
50% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C of drying oven with the speed of 5m/min, using stepless speed-regulating motor or its
He at the uniform velocity winds method, and aqueous environment protection corona-prevention belt is made.
Comparative example 3
Step (1), by mass percent be 15% watersoluble modified epoxy resin JF-310 (a) and mass percent be
85% water is mixed to form mother liquor；Again into mother liquor add account for mother liquor mass percent be 50% carborundum, account for mother liquor quality
Carbon black that percentage is 8%, account for the water-based amino regulator 5817 that mother liquor mass percent is 5%, stirs evenly, and prepares plastic
Liquid；
Step (2), impregnate 0.06 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap
In glue made from step (1)；
Step (3), by the electrician for being impregnated with glue pass through gap roller with alkali-free glass wool braid over braid or polyester non-woven fabric band
Machine at the uniform velocity enters Temperature Distribution dry solidification in 90 DEG C of drying oven with the speed of 50m/min, using stepless speed-regulating motor or
Other methods are at the uniform velocity wound, and aqueous environment protection corona-prevention belt is made.
Comparative example 4：(embodiment four of CN100454720C)
Step 1: using 0.10 ± 0.02mm × 25mm electrician with alkali-free glass wool braid over braid or non-woven polyester strap；
Step 2: it is 48% by weight percentage by epoxy, phenolic aldehyde or polyester resin, toluene, alcohol and acetone are by weight
Percentage is 52% double solvents, and the ratio of toluene, alcohol and acetone is 1:1:1, it is configured to mother liquor, then by accounting for mother liquor weight
Percentage carbon of the granularity in the non-linear green or grey 130% of 1000~3000 mesh and different resistance values is added into mother liquor
SiClx, 2% graphite or carbon black, 10% di-iron trioxide, 3% Inorganic suspending agent and 0.5% vegetable oil regulator, are stirred
Mix uniform liquid；
Step 3: 0.10 ± 0.02mm × 25mm electrician is put into alkali-free glass wool braid over braid or non-woven polyester strap
Prepare in the groove of liquid equipped with step 2, be stirred continuously with blender, the liquid in groove is made alkali-free glass uniformly without precipitation
Silk braid over braid or non-woven polyester strap dipping are uniform；
Step 4: then by the alkali-free glass wool braid over braid of steeping liq or non-woven polyester strap be placed on the roller machine of gap with
The speed of 5m/min~40m/min at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C~400 DEG C drying ovens, and drying oven is vertical
Formula is horizontal, and length is at the uniform velocity wound in the range of 3m~10m with stepless speed-regulating motor or other methods, and high resistance corona-prevention belt is made.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention, it is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should be covered by the protection scope of the present invention.
Claims (10)
- A kind of 1. aqueous environment protection corona-prevention belt, it is characterised in that：It is by electrician with alkali-free glass wool braid over braid or non-woven polyester Strap is immersed in glue, is then made through dry solidification, wherein, the glue includes mother liquor, by the total of the mother liquor Quality is 100% meter, and the raw material proportioning of the mother liquor is：Water-base resin 18% ~ 45%, water 55% ~ 82%.
- 2. aqueous environment protection corona-prevention belt according to claim 1, it is characterised in that：The glue further include account for it is described The carborundum of mother liquor gross mass 50% ~ 80%, the carbon black for accounting for the mother liquor gross mass 2% ~ 8%, account for the mother liquor gross mass 2% ~ 5% regulator.
- 3. aqueous environment protection corona-prevention belt according to claim 2, it is characterised in that：The regulator is water-based amino tune Whole dose.
- 4. aqueous environment protection corona-prevention belt according to claim 3, it is characterised in that：The water-based amino regulator is choosing From 5817 trades mark purchased from Sanmu Group Co., Ltd., Jiangsu.
- 5. aqueous environment protection corona-prevention belt according to claim 1, it is characterised in that：The water-base resin is watersoluble modified Epoxy resin.
- 6. aqueous environment protection corona-prevention belt according to claim 5, it is characterised in that：The watersoluble modified epoxy resin is Selected from the JF-310 purchased from Suzhou Jufeng Electrical Insulation System Co., Ltd.（a）The trade mark.
- 7. aqueous environment protection corona-prevention belt according to claim 1, it is characterised in that：The electrician is compiled with alkali-free glass wool The specification of ribbon or non-woven polyester strap is 0.06 ± 0.02mm × 25mm.
- 8. aqueous environment protection corona-prevention belt according to claim 1, it is characterised in that：In the raw material proportioning of the mother liquor, The mass percent of the water-base resin is 25% ~ 45%.
- It is 9. a kind of such as the preparation method of aqueous environment protection corona-prevention belt described in any item of the claim 1 to 8, it is characterised in that： Include the following steps：Step（1）, prepare glue；Step（2）, electrician is immersed in the glue with alkali-free glass wool braid over braid or non-woven polyester strap；Step（3）, the electrician that will be impregnated with the glue pass through gap with alkali-free glass wool braid over braid or polyester non-woven fabric band Roller machine at the uniform velocity enters Temperature Distribution dry solidification in 50 DEG C~80 DEG C of drying oven with the speed of 5m/min~40m/min, receives Roll into the aqueous environment protection corona-prevention belt.
- 10. preparation method according to claim 9, it is characterised in that：Step（3）In, using stepless speed-regulating motor or its He at the uniform velocity winds method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711380339.9A CN108039803A (en) | 2017-12-20 | 2017-12-20 | A kind of aqueous environment protection corona-prevention belt and preparation method thereof |
| PCT/CN2018/094925 WO2019119781A1 (en) | 2017-12-20 | 2018-07-07 | Water-based environmentally-friendly anti-nausea band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711380339.9A CN108039803A (en) | 2017-12-20 | 2017-12-20 | A kind of aqueous environment protection corona-prevention belt and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108039803A true CN108039803A (en) | 2018-05-15 |
Family
ID=62100208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711380339.9A Pending CN108039803A (en) | 2017-12-20 | 2017-12-20 | A kind of aqueous environment protection corona-prevention belt and preparation method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108039803A (en) |
| WO (1) | WO2019119781A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019119781A1 (en) * | 2017-12-20 | 2019-06-27 | 苏州巨峰电气绝缘系统股份有限公司 | Water-based environmentally-friendly anti-nausea band |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3866308A1 (en) * | 2020-02-11 | 2021-08-18 | Siemens Aktiengesellschaft | Partial discharge preventing winding head impregnation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101270256A (en) * | 2007-03-23 | 2008-09-24 | 上海宝庆通用电工有限公司 | Water-soluble insulating varnish and preparation method thereof |
| CN100454720C (en) * | 2006-09-29 | 2009-01-21 | 王翠苓 | Method for preparing high-resistance corona-prevention belt of high-voltage motor |
| US20100032184A1 (en) * | 2008-08-05 | 2010-02-11 | Hitachi Cable. Ltd. | Insulation coating for electric wires and electric insulated wire using same |
| CN104356858A (en) * | 2014-10-28 | 2015-02-18 | 广州腾威科技有限公司 | Epoxy resin coating and preparation method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5500461A (en) * | 1995-04-19 | 1996-03-19 | Shell Oil Company | Stable waterborne epoxy resin dispersion containing micronized DICY |
| CN100426631C (en) * | 2006-09-29 | 2008-10-15 | 王翠苓 | Method for preparing low-resistance corona-prevention belt of high-voltage motor |
| CN100582184C (en) * | 2006-12-22 | 2010-01-20 | 王翠苓 | Air-drying high resistance corona-proof paint for high voltage motor stator coil and coil end |
| CN105111868A (en) * | 2015-09-23 | 2015-12-02 | 徐�明 | Self-adhesive paint for silicon steel sheets of high-voltage motor iron core, and preparation method of self-adhesive paint |
| CN108039803A (en) * | 2017-12-20 | 2018-05-15 | 苏州巨峰电气绝缘系统股份有限公司 | A kind of aqueous environment protection corona-prevention belt and preparation method thereof |
-
2017
- 2017-12-20 CN CN201711380339.9A patent/CN108039803A/en active Pending
-
2018
- 2018-07-07 WO PCT/CN2018/094925 patent/WO2019119781A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100454720C (en) * | 2006-09-29 | 2009-01-21 | 王翠苓 | Method for preparing high-resistance corona-prevention belt of high-voltage motor |
| CN101270256A (en) * | 2007-03-23 | 2008-09-24 | 上海宝庆通用电工有限公司 | Water-soluble insulating varnish and preparation method thereof |
| US20100032184A1 (en) * | 2008-08-05 | 2010-02-11 | Hitachi Cable. Ltd. | Insulation coating for electric wires and electric insulated wire using same |
| CN104356858A (en) * | 2014-10-28 | 2015-02-18 | 广州腾威科技有限公司 | Epoxy resin coating and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019119781A1 (en) * | 2017-12-20 | 2019-06-27 | 苏州巨峰电气绝缘系统股份有限公司 | Water-based environmentally-friendly anti-nausea band |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019119781A1 (en) | 2019-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103756541B (en) | A kind of transparent hydrophobic woodwork coating and preparation method thereof | |
| CN103263877B (en) | A kind of preparation method of microcapsules of Silica-coated essential oil | |
| CN104594077B (en) | The preparation method of ionic liquid carbon conductive nano solution and conductive fiber | |
| CN108039803A (en) | A kind of aqueous environment protection corona-prevention belt and preparation method thereof | |
| CN105273471B (en) | Water-soluble nano silver conductive coating | |
| CN105788754B (en) | Carbon nano tube transparent conductive thin-film and preparation method thereof | |
| CN108774890B (en) | Graphene-based organic PTC (Positive temperature coefficient) self-temperature-control electrothermal fiber and preparation method and application thereof | |
| CN105295488B (en) | Based on the high transparency waterborne conductive coating that nano silver wire is medium | |
| DE10227227A1 (en) | corona shielding | |
| CN104761935A (en) | Antimicrobial non-viscous aqueous inorganic nano coating priming paint and preparation method thereof | |
| CN108997894A (en) | A kind of conductive coating | |
| CN105332285A (en) | Water-borne sizing agent for carbon fiber and preparation method and sizing method thereof | |
| CN110467838A (en) | A kind of waterborne conductive coating and preparation method thereof | |
| CN110387210A (en) | A kind of preparation method based on the cured adhesive of EB and the mica tape with it | |
| CN105200666B (en) | A kind of preparation method of super-hydrophobic/super-oleophilic tiny balloon shape PVDF nanofibers | |
| CN111005209A (en) | Preparation method of graphene coating fabric | |
| CN101327480B (en) | Method for producing transparent antistatic polyester film for protecting LCD screen | |
| CN100454720C (en) | Method for preparing high-resistance corona-prevention belt of high-voltage motor | |
| CN106497016B (en) | A kind of preparation method of titania-based synthetic paper | |
| CN106833022B (en) | Aqueous carbon nanotube dye, composition thereof and preparation method of conductive fiber | |
| CN103897577A (en) | Glass paint and preparation method thereof | |
| CN110408306A (en) | A kind of addition type conductive coating and preparation method thereof | |
| CN103556297B (en) | The preparation method of the coloured PPS long filament of high anti-oxidation | |
| CN105713429A (en) | Printing plate protective adhesive and preparation method thereof | |
| CN108676358A (en) | A method of that improves impregnability prepares polyphenylene sulfide thermoplastic prepreg |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |
|
| RJ01 | Rejection of invention patent application after publication |