CN105529120A - Mica belt and production method thereof - Google Patents
Mica belt and production method thereof Download PDFInfo
- Publication number
- CN105529120A CN105529120A CN201510867668.0A CN201510867668A CN105529120A CN 105529120 A CN105529120 A CN 105529120A CN 201510867668 A CN201510867668 A CN 201510867668A CN 105529120 A CN105529120 A CN 105529120A
- Authority
- CN
- China
- Prior art keywords
- parts
- epoxy adhesive
- epoxy
- mica
- gel time
- 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
Landscapes
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a mica belt and a production method thereof. The mica belt is formed by laminating mica paper, glass cloth and an epoxy adhesive, wherein the epoxy adhesive is prepared from tung oil, maleic anhydride, bismaleimide, epoxy resin, a solvent, a complexing agent and a catalyst. The production quality of the epoxy glass powder mica belt prepared by a unique method can be ensured, the curing time in the using process can be accurately controlled according to customer demands; and the mica belt has the advantages of simple and convenient technique, simple operation, reliable use performance and the like.
Description
Technical field
The invention belongs to insulating tape technical field, particularly a kind of mica tape and production method thereof.
Background technology
From the eighties in previous generation with, epoxy glass mica paper tape has become the predominating insulation of high-voltage motor.In known technology, epoxy glass mica paper tape with mica paper be normally base material, with Wear Characteristics of Epoxy Adhesive paint be adhesive, one side, forms through pasting compound, cutting processing for supporting material with alkali-free glass cloth.At present, the production technology of Wear Characteristics of Epoxy Adhesive paint is insert in reactor by various for composite epoxy resin glue raw material mostly, heats about 200 DEG C, pulpous state is made in stirring, then solvent is added, by gel time adjustment at 8 ~ 20 minutes, can in the compound of the enterprising master tape that racks of equipment complex.And using mica tape to be wound around in the process of suppressing coil, be usually cured at the temperature of 170 DEG C, therefore the time is difficult to control.If gel time is long or too short, all electric property will be affected.A lot of user has strict requirement the curing time to mica tape at present, and the mica tape that current technology is produced cannot meet the needs in market at all.This problem fails to obtain ideal solution always.
Summary of the invention
The object of this invention is to provide a kind of quality of production can guaranteeing mica tape, accurately control the curing time of use procedure, the mica tape of dependable performance and production method thereof
Realizing the technical scheme that object of the present invention takes is: this mica tape is by mica paper, glass cloth and epoxy adhesive is laminating forms, wherein, the raw material that epoxy adhesive comprises following weight portion is formulated: tung oil 35 ~ 40 parts, cis-butenedioic anhydride 15 ~ 20 parts, span Lay acid imide 3 ~ 5 parts, epoxy resin 50 ~ 60 parts, solvent 50 ~ 60 parts, described solvent from acetone and toluene mix by the weight proportion of 1: 1, it is characterized in that: the raw material also comprising following weight portion in the raw material composition of described epoxy adhesive: complexing agent 4 ~ 5 parts and catalyst 0.4 ~ 0.7 part, described complexing agent is formed according to HK550: HK560=4.5: 5.5 weight ratio mixed preparing by HK550 and HK560, described catalyst adopt lead octoate or Xin Suan ?or Xin Suan Manganese.
The manufacture method of this mica tape is carried out according to the following steps:
1, get tung oil and cis-butenedioic anhydride respectively by described proportioning, insert in reactor and stir, be heated to 80 DEG C ~ 150 DEG C, be incubated 8 ~ 20 minutes, make tung oil acid anhydride for subsequent use;
2, in the tung oil acid anhydride made, add span Lay acid imide by described proportioning to stir and react, certainly heat up or be heated to 160 DEG C ~ 165 DEG C, being incubated 3 hours, then Temperature fall to 130 DEG C ~ 140 DEG C, makes paulownia horse resin for subsequent use;
3, insert in reactor by the paulownia horse resin of described proportioning extracting epoxy resin and preparation and stir, be heated to 110 DEG C ~ 200 DEG C, be incubated 8 ~ 15 minutes, add described stirring solvent by described proportioning more evenly to react, in course of reaction, gel time test is carried out in sampling repeatedly, until gel time is within the scope of 8 ~ 15 minutes, then add after described complexing agent stirs by described proportioning, add catalyst again to stir, and carry out gel time test, until gel time reaches set point, namely make epoxy adhesive;
4, the epoxy adhesive of mica paper, glass cloth and preparation is got according to a conventional method respectively with proportioning, laminating in laminating equipment, dry, and be tailored into the specification of needs.
Epoxy glass mica paper tape is made according to such scheme, the quality of production of mica tape can be made greatly to improve, improve thermal endurance class and the high temperature mechanical strength of mica tape, and the curing time of use procedure accurately can be controlled according to the requirement of user, thus make the reliability of motor and life-span obtain Reliable guarantee, make sending out rate empty and reducing of electrical machine insulation, and it is easy to have process, simple to operate, the advantages such as serviceability is reliable.
Embodiment
Mica tape of the present invention is by inventor on the basis of summing up insulation theoretical research both at home and abroad and long-term practical experience, and through repetition test gained.This mica tape forms by mica paper, glass cloth and epoxy adhesive are laminating, wherein, Wear Characteristics of Epoxy Adhesive paint is formulated by the raw material of following weight portion: tung oil 30 ~ 40 parts, cis-butenedioic anhydride 10 ~ 20 parts, span Lay acid imide 1 ~ 5 part, epoxy resin 40 ~ 60 parts, solvent 40 ~ 60 parts, complexing agent 1.5 ~ 5 parts and catalyst 0.05 ~ 0.7 part.Wherein, solvent from acetone and toluene by 1: 1 weight proportion mix; Complexing agent is formed according to HK550: HK560=4.5: 5.5 weight ratio mixed preparing by HK550 and HK560; Catalyst adopt lead octoate or Xin Suan ?or Xin Suan Manganese.Manufacture method below in conjunction with embodiment epoxy glass mica paper tape is described further.
Embodiment one
Described mica tape forms by mica paper, glass cloth and epoxy adhesive are laminating, wherein, Wear Characteristics of Epoxy Adhesive paint is formulated by the raw material of following weight portion: tung oil 30 parts, cis-butenedioic anhydride 10 parts, span Lay acid imide 1 part, epoxy resin 40 parts, solvent 40 parts, complexing agent 1.5 parts and catalyst 0.05 part.Wherein, solvent from acetone and toluene by 1: 1 weight proportion mix; Complexing agent is formulated according to HK550: HK560=4.5: 5.5 weight ratio Homogeneous phase mixing by HK550 and HK560; Catalyst adopts lead octoate.
The making of this mica tape carries out by the following method:
First tung oil and cis-butenedioic anhydride is got respectively by described proportioning, insert in reactor and stir, and be heated to 80 DEG C and react, be incubated 20 minutes, namely tung oil acid anhydride is made, add span Lay acid imide by described proportioning again to stir and react, in course of reaction, by automatic heating, when temperature rises within the scope of 160 DEG C ~ 165 DEG C, be incubated 3 hours, then Temperature fall to 130 DEG C, makes paulownia horse resin; If in 30 minutes, automatic heating does not reach 160 DEG C ~ 165 DEG C scopes in course of reaction, can suitably be heated within the scope of 160 DEG C ~ 165 DEG C.Then insert in reactor by the paulownia horse resin of described proportioning extracting epoxy resin and preparation and stir, and be heated to 110 DEG C, be incubated 15 minutes, add described stirring solvent by described proportioning more evenly to react, in course of reaction, sampling carries out gel time test, when gel time is within the scope of 8 ~ 15 minutes repeatedly, add described complexing agent by described proportioning to stir, promote the combination at each reaction medium interface, then add catalyst again and stir, to adjust gel time; In course of reaction, gel time test is carried out in sampling repeatedly, until gel time reaches set point, namely makes epoxy adhesive.The last epoxy adhesive getting mica paper, glass cloth and preparation according to a conventional method respectively, laminating in laminating equipment, oven dry, and tailor by the specification of user's requirement, clot packaging, namely make epoxy glass mica paper tape finished product, this epoxy glass mica paper tape detection case sees attached list 1.
Subordinate list 1 epoxy glass mica paper tape main performance detection case
Embodiment two
Described mica tape forms by mica paper, glass cloth and epoxy adhesive are laminating, wherein, Wear Characteristics of Epoxy Adhesive paint is formulated by the raw material of following weight portion: tung oil 35 parts, cis-butenedioic anhydride 15 parts, span Lay acid imide 3 parts, epoxy resin 50 parts, solvent 50 parts, complexing agent 4 parts and catalyst 0.4 part.Wherein, solvent from acetone and toluene by 1: 1 weight proportion mix; Complexing agent is formed according to HK550: HK560=4.5: 5.5 weight ratio mixed preparing by HK550 and HK560; Catalyst adopts Xin Suan Manganese.
The manufacture method of this epoxy glass mica paper tape is substantially identical with embodiment one, and difference is only:
Getting after tung oil and cis-butenedioic anhydride insert and stir in reactor, heating-up temperature is 115 DEG C, and temperature retention time is 14 minutes; After epoxy resin and paulownia horse resin are inserted and stirred in reactor, heating-up temperature is 155 DEG C, and temperature retention time is 12 minutes, and this epoxy glass mica paper tape detection case sees attached list 2.
Subordinate list 2 epoxy glass mica paper tape main performance detection case
Embodiment three
Described mica tape forms by mica paper, glass cloth and epoxy adhesive are laminating, wherein, Wear Characteristics of Epoxy Adhesive paint is formulated by the raw material of following weight portion: tung oil 40 parts, cis-butenedioic anhydride 20 parts, span Lay acid imide 5 parts, epoxy resin 60 parts, solvent 60 parts, complexing agent 5 parts and catalyst 0.7 part.Wherein, solvent from acetone and toluene by 1: 1 weight proportion mix; Complexing agent is formed according to HK550: HK560=4.5: 5.5 weight ratio mixed preparing by HK550 and HK560; Catalyst adopt Xin Suan ?.
The manufacture method of this epoxy glass mica paper tape is substantially identical with embodiment one, and difference is only:
Getting after tung oil and cis-butenedioic anhydride insert and stir in reactor, heating-up temperature is 150 DEG C and reacts, and temperature retention time is 8 minutes; After the paulownia horse resin of epoxy resin and preparation is inserted and stirred in reactor, heating-up temperature is 200 DEG C, and temperature retention time is 8 minutes, and this epoxy glass mica paper tape detection case sees attached list 3.
Subordinate list 3 epoxy glass mica paper tape main performance detection case
Claims (2)
1. a mica tape, it forms by mica paper, glass cloth and epoxy adhesive are laminating, wherein, the raw material that epoxy adhesive comprises following weight portion is formulated: tung oil 35 ~ 40 parts, cis-butenedioic anhydride 15 ~ 20 parts, span Lay acid imide 3 ~ 5 parts, epoxy resin 50 ~ 60 parts, solvent 50 ~ 60 parts, described solvent from acetone and toluene mix by the weight proportion of 1: 1, it is characterized in that: the raw material also comprising following weight portion in the raw material composition of described epoxy adhesive: complexing agent 4 ~ 5 parts and catalyst 0.4 ~ 0.7 part; Described complexing agent is formed according to HK550: HK560=4.5: 5.5 weight ratio mixed preparing by HK550 and HK560; Described catalyst adopt lead octoate or Xin Suan ?or Xin Suan Manganese.
2. make a method for mica tape described in claim 1, it is characterized in that: it comprises the following steps:
A, get tung oil and cis-butenedioic anhydride respectively by described proportioning, insert in reactor and stir, be heated to 80 DEG C ~ 150 DEG C, be incubated 8 ~ 20 minutes, make tung oil acid anhydride for subsequent use;
B, add span Lay acid imide stir and react in the tung oil acid anhydride made by described proportioning, certainly heat up or be heated to 160 DEG C ~ 165 DEG C, being incubated 3 hours, then Temperature fall to 130 DEG C ~ 140 DEG C, makes paulownia horse resin for subsequent use;
C, to insert in reactor by the paulownia horse resin of described proportioning extracting epoxy resin and preparation and stir, be heated to 110 DEG C ~ 200 DEG C, be incubated 8 ~ 15 minutes, add described stirring solvent by described proportioning more evenly to react, in course of reaction, sampling carries out gel time test, until gel time is within the scope of 8 ~ 15 minutes repeatedly;
D, get the epoxy adhesive of mica paper, glass cloth and preparation according to a conventional method respectively with proportioning, laminating in laminating equipment, dry, and be tailored into the specification of needs;
In described step c, after gel time is within the scope of 8 ~ 15 minutes, also to add after described complexing agent stirs by described proportioning, add catalyst again to stir, and carry out gel time test, until gel time reaches set point, namely make epoxy adhesive.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600813.6A CN102081989B (en) | 2010-12-23 | 2010-12-23 | A kind of epoxy glass mica paper tape and production method thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010600813.6A Division CN102081989B (en) | 2010-12-23 | 2010-12-23 | A kind of epoxy glass mica paper tape and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105529120A true CN105529120A (en) | 2016-04-27 |
Family
ID=44087887
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510863131.7A Pending CN105489323A (en) | 2010-12-23 | 2010-12-23 | Epoxy glass powder mica tape |
| CN201510867668.0A Pending CN105529120A (en) | 2010-12-23 | 2010-12-23 | Mica belt and production method thereof |
| CN201010600813.6A Expired - Fee Related CN102081989B (en) | 2010-12-23 | 2010-12-23 | A kind of epoxy glass mica paper tape and production method thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510863131.7A Pending CN105489323A (en) | 2010-12-23 | 2010-12-23 | Epoxy glass powder mica tape |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010600813.6A Expired - Fee Related CN102081989B (en) | 2010-12-23 | 2010-12-23 | A kind of epoxy glass mica paper tape and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105489323A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337097B (en) * | 2011-07-01 | 2015-05-27 | 哈尔滨理工大学 | Preparation method of adhesive for powder-filled high-thermal-conductivity mica tape |
| CN104112554B (en) * | 2014-07-21 | 2016-06-29 | 固德电材系统（苏州）股份有限公司 | The preparation method of the high-performance cloud master tape that a kind of belting machine uses |
| CN107179397A (en) * | 2017-07-03 | 2017-09-19 | 中国西电集团公司 | The method of quality control of tung oil in a kind of paulownia horse epoxy glass mica paper tape glue |
| CN114267503A (en) * | 2021-12-01 | 2022-04-01 | 湖北平安电工科技股份公司 | Preparation method of glass fiber cloth sandwiched epoxy board |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265511A (en) * | 2000-03-07 | 2000-09-06 | 四川东方绝缘材料股份有限公司 | Epoxy glass mica powder band with high mica content |
| CN101659836A (en) * | 2008-08-26 | 2010-03-03 | 上海同立电工材料有限公司 | Radiation-resistant bismaleimide modified epoxy mica tape adhesive, preparation thereof and application thereof |
| CN201514823U (en) * | 2009-11-02 | 2010-06-23 | 湘潭市绝缘材料厂有限公司 | F-level mica tape |
| US20100240811A1 (en) * | 2009-03-18 | 2010-09-23 | He Yufang | Thermosetting Resin Composition and Application Thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606785A (en) * | 1984-11-15 | 1986-08-19 | Westinghouse Electric Corp. | Simplified method of making high strength resin bonded mica tape |
| CN87102102A (en) * | 1987-10-27 | 1988-07-13 | 衡阳绝缘材料总厂 | A kind of process for manufacturing adhesive for powdered mica tape |
| CN100386380C (en) * | 2006-01-23 | 2008-05-07 | 株洲时代新材料科技股份有限公司 | Insulating structure and production for vacuum-pressure immersing process of high-voltage motor |
| CN101917080B (en) * | 2010-04-29 | 2013-01-30 | 上海同立电工材料有限公司 | Epoxy corona-resistant polyimide film glass powder mica tape and preparation method for manufacturing rotor bar of wind driven generator from same |
-
2010
- 2010-12-23 CN CN201510863131.7A patent/CN105489323A/en active Pending
- 2010-12-23 CN CN201510867668.0A patent/CN105529120A/en active Pending
- 2010-12-23 CN CN201010600813.6A patent/CN102081989B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265511A (en) * | 2000-03-07 | 2000-09-06 | 四川东方绝缘材料股份有限公司 | Epoxy glass mica powder band with high mica content |
| CN101659836A (en) * | 2008-08-26 | 2010-03-03 | 上海同立电工材料有限公司 | Radiation-resistant bismaleimide modified epoxy mica tape adhesive, preparation thereof and application thereof |
| US20100240811A1 (en) * | 2009-03-18 | 2010-09-23 | He Yufang | Thermosetting Resin Composition and Application Thereof |
| CN201514823U (en) * | 2009-11-02 | 2010-06-23 | 湘潭市绝缘材料厂有限公司 | F-level mica tape |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105489323A (en) | 2016-04-13 |
| CN102081989A (en) | 2011-06-01 |
| CN102081989B (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103130964B (en) | Low, Medium-voltage motor solvent-free impregnating resin and curing | |
| CN102081989B (en) | A kind of epoxy glass mica paper tape and production method thereof | |
| CN103113526A (en) | Solvent-less impregnating resin for high-voltage motor and curing method | |
| CN104356932B (en) | Solvent-free benzoxazine impregnating varnish and preparation method thereof | |
| CN102660106A (en) | Phenylthiocarbamide (PTC) composite material and PTC chip prepared by same and preparation method | |
| CN103242790B (en) | High temperature resistant mica tape adhesive and preparation method thereof | |
| CN103819879A (en) | Method for preparing low-viscosity high-performance epoxy casting resin | |
| CN104448821A (en) | Resin material for prepreg, prepreg, preparation method thereof, and meta-material substrate and meta-material containing the prepreg | |
| CN103694860B (en) | A kind of transformer acetal wire enamel meeting 155 DEG C and above thermal level and preparation method thereof | |
| CN102911345A (en) | Preparation method and application of epoxy resin adhesive | |
| CN110281615A (en) | A kind of high frequency double-sided copper-clad dielectric-slab and preparation method thereof | |
| CN107189682A (en) | It is a kind of for insulated paint of electrical equipment and preparation method thereof | |
| CN104262558A (en) | Manufacture method of electronic-grade phenolic resin with low melt viscosity | |
| CN106047271B (en) | A kind of low dielectric cyanate ester adhesive and preparation method thereof | |
| CN103122200B (en) | A kind of epoxy self-bonding paint possessing heat sinking function and preparation method thereof | |
| CN107974233A (en) | A kind of composite insulator is glued interface coupling agent and preparation method | |
| CN103145924B (en) | Insulating impregnating resin for drawing groove wedge and its curing method | |
| CN107663278A (en) | A kind of epoxy resin highly effective flame-retardant agent dispersing liquid and preparation method thereof | |
| CN104448705B (en) | Preparation method of nanomaterial modified DMD soft composite | |
| CN104231985A (en) | High-strength adhesive for bonding metal sheets and preparation method of high-strength adhesive | |
| CN101831041B (en) | Preparation method of high-performance phenolic resin | |
| CN103497693A (en) | Adhesive resin composite for preparing F-level multi-gelatine powder mica and preparation method thereof | |
| CN104449511A (en) | Preparation method of adhesive resin composition of H-grade multi-rubber powder mica tape | |
| CN103289160B (en) | A kind of metamaterial substrate and preparation method thereof and Super-material antenna | |
| CN106866936B (en) | A kind of biology base electric insulation epoxy systems and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160427 |