CN106671513A - Mica tape and method for manufacturing mica tape - Google Patents
Mica tape and method for manufacturing mica tape Download PDFInfo
- Publication number
- CN106671513A CN106671513A CN201510760063.1A CN201510760063A CN106671513A CN 106671513 A CN106671513 A CN 106671513A CN 201510760063 A CN201510760063 A CN 201510760063A CN 106671513 A CN106671513 A CN 106671513A
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- CN
- China
- Prior art keywords
- mica
- mica paper
- paper
- mica tape
- gluing oxidant
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/04—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
Landscapes
- Insulating Bodies (AREA)
Abstract
The invention provides a mica tape and a method for manufacturing the mica tape. The mica tape comprises a mica paper, two adhesive layers arranged on two sides of the mica paper, two auxiliary adhesive layers arranged on the two adhesive layers and two strengthening layers arranged on the two auxiliary adhesive layers. The adhesive layers are arranged on two sides of the mica paper, so that improvement of the electric strength of the mica tape is facilitated. Besides, the strengthening layers are arranged on two sides of the mica paper, so that the problems that the mica tape is in dry linting in the using process and the mica paper is damaged are solved, and the properties of coils which are manufactured when the mica tape is applied to a motor are stable.
Description
Technical field
The present invention relates to insulation technology field, more particularly, to a kind of mica tape and the method for manufacture mica tape.
Background technology
With the development of generator industry, the requirement to mica tape is also increasingly increased.But current mica tape
Can not be good, it is impossible to meet the needs of high performance motor.
For example, easily there are the phenomenons such as mica tape contusion, dry linting in the wrapped coil crooked position of machine in some.
The content of the invention
For the above-mentioned technical problem in the presence of prior art, the present invention proposes a kind of mica tape and manufacture cloud
The method of master tape.The mica tape can solve mica tape of the prior art easily dampen, dry linting.
According to an aspect of the invention, it is proposed that a kind of mica tape, including mica paper, it is arranged on the mica paper
Both sides gluing oxidant layer, the auxiliary tack coat that is arranged in each gluing oxidant layer, and be arranged on each auxiliary
Strengthening course on tack coat.Gluing oxidant layer is directly arranged by mica paper, the electrical strength of mica tape is improve.
Simultaneously strengthening course is set in the both sides of mica paper, it is to avoid mica tape in use dry linting, dampen mica paper
Problem so that the coil performance for preparing when motor is applied to is stablized.In addition, make use of the softness of strengthening course
The property high advantage of good, Wrapping technical so that mica tape can be used as main insulation construction of motor, be alternatively arranged as
Coil lead insulate.
In one embodiment, the gluing oxidant layer is epoxy resin layer, and the auxiliary tack coat is coupling agent layer.
By the adhesion strength for this arrangement enhancing mica paper and strengthening course, to improve the mechanical performance of mica tape.
In one embodiment, quantification of 120-170 gram per square metre of the mica paper.By this set
Ensure that mica tape has higher mica content, so as to reach requirement of the motor insulation structure to mica content.
According to another aspect of the invention, it is proposed that a kind of method of manufacture mica tape, comprises the following steps：
Step one, carries out unreeling operation to mica paper volume,
Step 2, arranges gluing oxidant layer in the both side surface of mica paper,
Step 3, the mica paper to being provided with gluing oxidant layer is toasted,
Step 4, arranges auxiliary tack coat in the gluing oxidant layer of mica paper,
Step 5, on auxiliary tack coat strengthening course is arranged.The mica tape for producing in this way has very high
Electrical strength and mechanical performance.Meanwhile, this operating procedure is simple, it is easy to accomplish.
In one embodiment, in step one, when unreeling to mica paper volume, the tension force suffered by mica paper
Less than 3 newton.In this way, it is avoided that mica paper does not rupture, so as to ensure that what is produced is smoothed out.
In one embodiment, in step 2, the surface erasing in mica paper by the way of transfer type is gluing
Oxidant layer.The uniformity of the gluing oxidant layer of mica paper is can guarantee that in this way.
In one embodiment, in step 3, by controlling the wind-force size of both sides of mica paper mica paper is made
Suspend, and mica paper is toasted.In this way, in baking process, mica paper is constantly in outstanding
Floating state, it is to avoid mica paper contact miscellaneous part, and cause the generation of phenomenon of rupture.
In one embodiment, it is in step 5 including compound for the first time and compound for the second time, it is compound for the first time
It is compound with second to be carried out using hot pressing mode, and hot pressing temperature compound for the first time is compound less than second
Hot pressing temperature.Preferably, the hot pressing temperature that the first time is combined is 50-70 degree, and/or is combined for second
Hot pressing temperature be 95-115 degree.By being combined twice, it is ensured that the combined strength bination of glass cloth and mica paper.Together
When, by above-mentioned complex method, the thickness of mica tape can compare relatively thin.It is, this mode is produced
Mica tape when suitable with the thickness of the mica tape produced using other modes, its mica content is high, electrically strong
Degree is high.
In one embodiment, in step 2, by rubbing adhesive in the side of mica paper and making adhesive
The mode for penetrating into the opposite side of mica paper arranges gluing oxidant layer in the both side surface of mica paper.Set by this
The mode of putting improves the intensity of mica paper, while improve the electrical strength of mica tape.In addition, this erasing work
Skill is simple, it is easy to accomplish.
Compared with prior art, it is an advantage of the current invention that being provided with adhesive by the both sides in mica paper
Layer, is favorably improved the electrical strength of mica tape.Meanwhile, the mechanical performance of mica tape is improve by strengthening course,
Ensure that mica paper is difficult contusion, not dry linting.The coil performance prepared when this mica tape is applied into motor is more
It is stable.In addition, the mica tape simple structure of this structure, low production cost.
Description of the drawings
The preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing, in figure：
Fig. 1 shows the sectional view of mica tape one embodiment of the invention；
Accompanying drawing is not drawn according to actual ratio.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 shows the structure of mica tape 10.As shown in figure 1, mica tape 10 includes mica paper 1, gluing
Oxidant layer 2, auxiliary tack coat 3 and strengthening course 4.Wherein, it is respectively provided with adhesive on the two sides of mica paper 1
Layer 2.Auxiliary tack coat 3 is set in each gluing oxidant layer 2, and reinforcement is set on each auxiliary tack coat 3
Layer 4.Thus, be provided with strengthening course 4 in the both sides of mica paper 1, such that it is able to prevent the dry linting of mica tape 10,
The problem easily dampened so that the coil performance of preparation is stablized.In addition, mica tape 10 includes auxiliary tack coat 3,
For strengthening the bonding strength between mica paper 1 and strengthening course 4, to improve the mechanical performance of mica tape 10.
Preferably, gluing oxidant layer 2 is epoxy glue layer.The toxicity of epoxide-resin glue is relatively low, without the secondary work of physiology
With, it is harmless, while its own characteristic is good, the use demand of mica tape 10 can be met.Preferably,
Auxiliary tack coat 3 is coupling agent layer.Coupling agent is arranged can improve both viscous between mica paper 1 and strengthening course 4
Knotting strength, so as to improve the mechanical performance of mica tape 10.Meanwhile, can be improved by arranging auxiliary tack coat 3
The resistance to ag(e)ing of mica tape 10, proof stress and electrical insulation capability.
In order to ensure that mica tape 10 has higher mica content, quantification of 120-170 gram of mica paper 1 is often put down
Square rice.By this arrangement ensure that mica tape 10 has higher mica content, so as to reach electrical machine insulation
Demand of the structure to mica content.
The manufacture method of mica tape 10 is described in detail below according to Fig. 1：
Step one, carries out unreeling operation to mica paper 1.During unreeling so that opening suffered by mica paper 1
Power is less than 3 newton, to ensure that mica paper 1 will not rupture.In operation, tension pick-up can be used
Sensing mica paper 1 suffered by tension force, and the tension force for sensing be delivered on micro tension controlling device with adjust unreel
Tension force.Mica paper 1 can be caused in this way to unreel smooth operation, and mica paper 1 will not rupture.
Step 2, arranges gluing oxidant layer 2 in the both side surface of mica paper 1.Gluing oxidant layer 2 is epoxy resin
Glue-line.Also, in process of production, set on a side surface of mica paper 1 using the gluing mode of transfer type
Put epoxide-resin glue.Epoxide-resin glue is penetrated on another side surface of mica paper 1 by mica paper 1, with
The both side surface of mica paper 1 has been respectively formed on gluing oxidant layer 2.Thus, the mica tape for arranging in this way
10 electrical strength is high, and process is simple, processing ease.
Then, carry out step 3, the i.e. mica paper 1 to being provided with gluing oxidant layer 2 to toast, to go removing glue
Solvent in adhesive layer 2.In baking process, two cross force sizes of mica paper 1 are adjusted so that mica paper 1
Suspend, and do not come in contact and scratch with other parts.This floated drying mode protects mica paper 1,
So that mica paper 1 is injury-free in drying course.
After the completion for the treatment of that mica paper 1 is toasted, step 4 is carried out, that is, set in the gluing oxidant layer 2 of mica paper 1
Put auxiliary tack coat 3.Preferably, this auxiliary tack coat 3 is coupling agent layer, to improve mica paper 1 and reinforcement
Adhesion strength between layer 4, so as to ensure the performance of mica tape 10.
Step 5, on auxiliary tack coat 3 strengthening course 4 is arranged.Preferably, strengthening course 4 is glass cloth.
In this step including compound for the first time and second compound two step.First time compound tense, by two dress is unreeled
Put and glass cloth is unreeled, on the hot-pressing roller that hot pressing temperature is 50-70 degree (such as can be 60 degree),
Complete mica paper 1 first compound with glass cloth.Then, (for example can be for 95-115 degree in hot pressing temperature
105 degree) hot-pressing roller on, complete being combined completely for mica paper 1 and glass cloth.By being combined twice, it is ensured that
The combined strength bination of glass cloth and mica paper 1.Meanwhile, by above-mentioned complex method, the thickness of mica tape 10
Compare relatively thin.It is, the mica tape 10 produced of this mode with the cloud produced using other modes
When the thickness of master tape is suitable, its mica content is high, and electrical strength is high.
After step 5, also shaping winding and cutting are carried out to the mica tape 10 produced by said method,
To obtain mica tape finished product.
The preferred embodiment of the present invention is the foregoing is only, but the scope of the present invention is not limited thereto, and appoints
What those skilled in the art can easily be changed or change in technical scope disclosed by the invention, and
This being altered or varied all should be included within the scope of the present invention.Therefore, protection scope of the present invention should
It is defined by the protection domain of claims.
Claims (10)
1. a kind of mica tape, it is characterised in that including mica paper, the glue of the both sides for being arranged on the mica paper
Adhesive layer, the auxiliary tack coat being arranged in each gluing oxidant layer, and be arranged on each auxiliary tack coat
Strengthening course.
2. mica tape according to claim 1, it is characterised in that the gluing oxidant layer is epoxy resin
Layer, the auxiliary tack coat is coupling agent layer.
3. mica tape according to claim 1 and 2, it is characterised in that the mica paper it is quantification of
120-170 gram per square metre.
4. a kind of method of mica tape of the manufacture according to any one of Claim 1-3, its feature exists
In comprising the following steps：
Step one, carries out unreeling operation to mica paper volume,
Step 2, arranges gluing oxidant layer in the both side surface of mica paper,
Step 3, the mica paper to being provided with gluing oxidant layer is toasted,
Step 4, arranges auxiliary tack coat in the gluing oxidant layer of mica paper,
Step 5, on auxiliary tack coat strengthening course is arranged.
5. method according to claim 4, it is characterised in that in step one, mica paper is involved in
When row is unreeled, the tension force suffered by mica paper is less than 3 newton.
6. method according to claim 4, it is characterised in that in step 2, using transfer type
Mode rubs gluing oxidant layer on the surface of mica paper.
7. method according to claim 4, it is characterised in that in step 3, by controlling mica
The wind-force size of the both sides of paper makes mica paper suspend, and mica paper is toasted.
8. method according to claim 4, it is characterised in that in step 5, including it is multiple for the first time
Close and be combined with second, compound for the first time being combined with second is carried out using hot pressing mode, and multiple for the first time
The hot pressing temperature of conjunction is less than second compound hot pressing temperature.
9. method according to claim 8, it is characterised in that the first time compound hot pressing temperature
For 50-70 degree, and/or second compound hot pressing temperature is 95-115 degree.
10. method according to claim 9, it is characterised in that in step 2, by mica paper
Side erasing adhesive and make adhesive penetrate into the both sides table of the mode in mica paper of the opposite side of mica paper
Gluing oxidant layer is set on face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760063.1A CN106671513B (en) | 2015-11-10 | 2015-11-10 | The method of mica tape and manufacture mica tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510760063.1A CN106671513B (en) | 2015-11-10 | 2015-11-10 | The method of mica tape and manufacture mica tape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106671513A true CN106671513A (en) | 2017-05-17 |
| CN106671513B CN106671513B (en) | 2019-05-21 |
Family
ID=58863521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510760063.1A Active CN106671513B (en) | 2015-11-10 | 2015-11-10 | The method of mica tape and manufacture mica tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106671513B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115959A (en) * | 2017-12-22 | 2018-06-05 | 扬州新奇特电气有限公司 | A kind of environment-friendly type mica high molecular material composite band production method |
| CN111048652A (en) * | 2019-12-24 | 2020-04-21 | 天津中环电子照明科技有限公司 | Quantum dot packaging method, quantum dot packaging structure and device |
| CN111073443A (en) * | 2018-10-19 | 2020-04-28 | 洛阳尖端技术研究院 | Super-amphiphobic coating and preparation method and application thereof |
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| CN202282173U (en) * | 2011-10-17 | 2012-06-20 | 金坛市华荣绝缘材料厂 | Polyimide film medium-adhesive-contented mica tape |
| CN103198908A (en) * | 2013-04-01 | 2013-07-10 | 株洲时代电气绝缘有限责任公司 | High thermal conductivity epoxy few adhesive mica tape and preparation method of high thermal conductivity epoxy few glue mica tape |
| CN103236292A (en) * | 2013-04-22 | 2013-08-07 | 永济优耐特绝缘材料有限责任公司 | Mica tape |
| CN103700456A (en) * | 2014-01-02 | 2014-04-02 | 株洲时代电气绝缘有限责任公司 | Mica tape production method without using organic solvent |
-
2015
- 2015-11-10 CN CN201510760063.1A patent/CN106671513B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202282173U (en) * | 2011-10-17 | 2012-06-20 | 金坛市华荣绝缘材料厂 | Polyimide film medium-adhesive-contented mica tape |
| CN103198908A (en) * | 2013-04-01 | 2013-07-10 | 株洲时代电气绝缘有限责任公司 | High thermal conductivity epoxy few adhesive mica tape and preparation method of high thermal conductivity epoxy few glue mica tape |
| CN103236292A (en) * | 2013-04-22 | 2013-08-07 | 永济优耐特绝缘材料有限责任公司 | Mica tape |
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| 邹文俊: "《有机磨具制造》", 30 September 2011 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115959A (en) * | 2017-12-22 | 2018-06-05 | 扬州新奇特电气有限公司 | A kind of environment-friendly type mica high molecular material composite band production method |
| CN111073443A (en) * | 2018-10-19 | 2020-04-28 | 洛阳尖端技术研究院 | Super-amphiphobic coating and preparation method and application thereof |
| CN111048652A (en) * | 2019-12-24 | 2020-04-21 | 天津中环电子照明科技有限公司 | Quantum dot packaging method, quantum dot packaging structure and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106671513B (en) | 2019-05-21 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180724 Address after: 412199 Industrial Park, Lukou Economic Development Zone, Zhuzhou County, Zhuzhou, Hunan Applicant after: Zhuzhou Times Electric Insulation Co., Ltd. Address before: 412007 Haitian Road, Tianyuan District, Zhuzhou, Hunan Province, No. 18 Applicant before: Zhuzhou Shidai New Material Sci-Tech Co., Ltd. |
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