JPS63195918A - Manufacture of electrically insulating material - Google Patents
Manufacture of electrically insulating materialInfo
- Publication number
- JPS63195918A JPS63195918A JP2863187A JP2863187A JPS63195918A JP S63195918 A JPS63195918 A JP S63195918A JP 2863187 A JP2863187 A JP 2863187A JP 2863187 A JP2863187 A JP 2863187A JP S63195918 A JPS63195918 A JP S63195918A
- Authority
- JP
- Japan
- Prior art keywords
- varnish
- water
- based water
- dispersed
- dispersible
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000012777 electrically insulating material Substances 0.000 title 1
- 239000002966 varnish Substances 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 19
- 239000004593 Epoxy Substances 0.000 claims description 13
- 238000004070 electrodeposition Methods 0.000 claims description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000003960 organic solvent Substances 0.000 claims description 7
- 150000002148 esters Chemical class 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 5
- 229920000800 acrylic rubber Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000013040 bath agent Substances 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Processes Specially Adapted For Manufacturing Cables (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、電気導体に絶縁皮膜を形成する絶縁方法に
関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an insulation method for forming an insulating film on an electrical conductor.
従来、例えば゛漏電遮断器用電気導体の絶縁処理方法に
ついては絶縁テープを巻回または絶縁チューブを挿入あ
るいは両者を併用使用したものかあつ １こ 。Conventionally, for example, methods for insulating electrical conductors for earth leakage circuit breakers have included wrapping an insulating tape, inserting an insulating tube, or using both in combination.
従来方法による場合、絶縁テープの巻回または絶縁チュ
ーブの挿入には多くの人手を必要とし。When using the conventional method, many hands are required to wind the insulating tape or insert the insulating tube.
かつ、作業時間も長時間を必要とすることから、作業能
率が極めて低いという欠点があつ１こ。Moreover, since it requires a long time to work, it has one drawback: work efficiency is extremely low.
この発明は、かかる従来法の欠点を解決すべくなされ１
こもので、自動化が容易に達成でき、作業能率の高い絶
縁処理方法を提供することを目的とする。This invention was made to solve the drawbacks of such conventional methods.
The purpose of the present invention is to provide an insulation treatment method that can be easily automated and has high work efficiency.
この発明は、電気泳動法を利用した絶縁処理方法であり
、導体を水分散フェノの電着塗料液中に浸漬し、電着槽
を陰極（→とし、導体を陽極（＋）として、この間〔こ
直流電圧を印加し、導体表面上に電着層を形成し、次い
で有機溶剤中に浸漬しＴこ後加熱硬化することにより電
着絶縁皮膜を形成するものである。[ An electrodeposited insulating film is formed by applying a DC voltage to form an electrodeposited layer on the surface of the conductor, then immersing it in an organic solvent, and then heating and curing it.
この発明における、電気絶縁導体の製造方法は。 The method of manufacturing an electrically insulated conductor according to the present invention is as follows.
導体表面に電着層を形成し、有機浴剤に浸漬しに後、加
熱硬化させて絶縁皮膜を形成する。An electrodeposited layer is formed on the conductor surface, immersed in an organic bath agent, and then heated and cured to form an insulating film.
実施例１
第１図に示すようにエポキシエヌテル系水分散性ワニス
の電着塗料（２）液中に、被塗物となる導体（１）を浸
漬し、前記１１着塗料（２）を入れた電着槽（３）を陰
極（→とし、導体（１）を陽極（＋）として、この間に
直流電圧源（４）により、直流電圧８０ｖを２０秒印加
し。Example 1 As shown in Fig. 1, a conductor (1) to be coated was immersed in an electrocoating paint (2) of epoxy Nether-based water-dispersible varnish, and the 11th coated paint (2) was applied. Using the electrodeposition bath (3) as the cathode (→) and the conductor (1) as the anode (+), a DC voltage of 80 V was applied from the DC voltage source (4) for 20 seconds during this period.
第２図に示すような導体（１）表面上に水分散ワニヌ樹
脂粒子（７）を析出させてなる電着層（５）を形成する
。An electrodeposition layer (5) is formed by depositing water-dispersed varnish resin particles (7) on the surface of the conductor (1) as shown in FIG. 2.
次いで第８図に示すようにジメチルホルムアミド（６）
液中に３０秒間浸漬した後、８０℃で１０分間加熱し、
次いで１８０℃で８０分加熱硬化せしめて、膜厚１５０
μｍの［着絶縁皮膜を形成した。Then, as shown in Figure 8, dimethylformamide (6)
After immersing it in the liquid for 30 seconds, heating it at 80°C for 10 minutes,
Then, it was heated and cured at 180°C for 80 minutes to obtain a film thickness of 150°C.
An insulating film of μm was formed.
本絶縁皮膜の特性を表１に示す。Table 1 shows the properties of this insulating film.
実施例２〜４
実施例１の水分散フェノの種類、ｆｔ着条件を変えｒこ
以外は実施例１と同様の方法により電着絶縁皮膜を形成
しＴコ。特性を実施例１と同様表１に示す。Examples 2 to 4 Electrodeposited insulating films were formed in the same manner as in Example 1 except for changing the type of water-dispersed phenol and the deposition conditions. The characteristics are shown in Table 1 as in Example 1.
なお実施例は本発明を制限するものではない。Note that the examples do not limit the present invention.
表 １ （＊１〕 膜厚は片側の膜厚を示す。Table 1 (*1) Film thickness indicates the film thickness on one side.
この発明における水分散性フェノは電着可能なものであ
ればよく、エポキシエステル系水分散ワニス、アクリル
エポキシ系水分散フェスのいずれかを単独またはアクリ
ルゴム系水分散ワニス、アクリルニトリルブタジェンゴ
ム系水分散ワニヌのいずれかとの混合系が好適である。The water-dispersible phenol in this invention may be one that can be electrodeposited, and may be either an epoxy ester-based water-dispersible varnish, an acrylic epoxy-based water-dispersed varnish, an acrylic rubber-based water-dispersible varnish, or an acrylonitrile-butadiene rubber-based phenol. A mixed system with any water-dispersed varnish is suitable.
また、混合系の配合比としては、エポキシエステル系水
分散ワニヌまたはアクリルエポキシ系水分散ワニスの樹
脂分１００重量部に対し、アクリルコム系・アクリルニ
トリルブタジェンゴム系水分散フェス６０〜２００重景
部が好適である。５０重量部以下ではアクリルコム系・
アクリルニトリルブタジェンゴムの添加効果が小さく、
ｚｏｏｉｆａ部以上ではエポキシエステル系・アクリル
エポキシ系水分散ワニスの特性を低下させてしまうこと
になる。In addition, the blending ratio of the mixed system is 60 to 200 parts by weight of acrylic comb type/acrylic nitrile butadiene rubber type water-dispersed varnish to 100 parts by weight of the resin content of epoxy ester type water-dispersed varnish or acrylic epoxy type water-dispersed varnish. part is preferred. If it is less than 50 parts by weight, acrylic comb type
The effect of adding acrylonitrile butadiene rubber is small,
If it exceeds the zooifa portion, the properties of the epoxy ester/acrylic epoxy water dispersion varnish will be deteriorated.
本発明における有機溶剤は、ジメ千μホｐムアミドが好
適に用いられる。ジメチルホμムアミド以外の有機溶剤
では電着層を浸漬処理後の加熱硬化の段階で電着層に亀
裂が発生しやすく、安定し１こ皮膜形成ができにくい。As the organic solvent in the present invention, dime-1,000μ hopamide is preferably used. When organic solvents other than dimethylformamide are used, cracks tend to occur in the electrodeposited layer at the stage of heat curing after dipping, and it is difficult to form a stable film.
以上のように本発明によれば、導体上に電気泳動法によ
り電着絶縁皮膜を容易に形成でき、電着は公知の自動化
技術により容易に自動化が可能であることから作業能率
の高い絶縁処理方法が得られる効果がある。As described above, according to the present invention, an electrodeposited insulating film can be easily formed on a conductor by electrophoresis, and electrodeposition can be easily automated using known automation technology, resulting in an insulation process with high work efficiency. There is an effect that can be obtained by the method.
第１図は本発明の一実施例１こよる電着方法を示す模式
図、第２図は本発明の一実施例による電着層の模式断面
図、第３図は本発明の一実施例による有機溶剤浸漬処理
の模式図である。
図において、（１）は導体、（２）は電着塗料、（４）
は直流電源、（６）は有機溶剤である。
なお、図中、同一符号は同一、又は相当部分を示す。FIG. 1 is a schematic diagram showing an electrodeposition method according to Embodiment 1 of the present invention, FIG. 2 is a schematic sectional view of an electrodeposition layer according to an embodiment of the present invention, and FIG. 3 is an embodiment of the present invention. FIG. 2 is a schematic diagram of organic solvent immersion treatment according to In the figure, (1) is a conductor, (2) is an electrodeposition paint, and (4) is a conductor.
is a DC power supply, and (6) is an organic solvent. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (4)
中に所定の形状に加工された電気導体を浸漬し、該電気
導体上に電着層を形成し、ついで前記電着層が形成され
た前記電気導体を有機溶剤液中に浸漬処理した後、加熱
硬化せしめて電着絶縁皮膜を形成することを特徴とする
電気絶縁導体の製造方法。(1) A water-dispersible varnish is used as an electrodeposition paint, an electric conductor processed into a predetermined shape is immersed in the electrodeposition paint liquid, an electrodeposition layer is formed on the electric conductor, and then an electrodeposition layer is formed on the electric conductor. 1. A method for manufacturing an electrically insulated conductor, which comprises immersing the electrical conductor on which has been formed in an organic solvent solution, and then heating and curing it to form an electrodeposited insulating film.
散ワニスあるいはアクリルエポキシ系水分散ワニスのい
ずれかを単独で使用するかまたはアクリルゴム系あるい
はアクリルニトリルブタジエンゴム系水分散ワニスのい
ずれかと混合させて使用する特許請求の範囲第１項記載
の電気絶縁導体の製造方法。(2) As the water-dispersible varnish, either an epoxy ester-based water-dispersible varnish or an acrylic epoxy-based water-dispersible varnish is used alone, or it is mixed with either an acrylic rubber-based or an acrylonitrile-butadiene rubber-based water-dispersible varnish. A method for producing an electrically insulated conductor according to claim 1.
クリルエポキシ系水分散ワニスのいずれかとアクリルゴ
ム系水分散ワニスあるいはアクリルニトリルブタジエン
ゴム系水分散ワニスのいずれかとを混合させ、その混合
比が、エポキシエステル系水分散ワニスまたはアクリル
エポキシ系水分散ワニス樹脂分１００重量部に対し、５
０〜２００重量部である上記特許請求の範囲第１項記載
の電気絶縁導体の製造方法。(3) Mix either the epoxy ester-based water-dispersed varnish or the acrylic epoxy-based water-dispersed varnish with either the acrylic rubber-based water-dispersed varnish or the acrylonitrile-butadiene rubber-based water-dispersed varnish, and the mixing ratio is such that the epoxy ester-based water-dispersed varnish is 5 parts by weight of water-dispersed varnish or acrylic epoxy water-dispersed varnish resin
The method for producing an electrically insulated conductor according to claim 1, wherein the amount is 0 to 200 parts by weight.
ホルムアミドを用いる上記特許請求の範囲第１項記載の
電気絶縁導体の製造方法。(4) The method for producing an electrically insulated conductor according to claim 1, wherein dimethylformamide is used as the organic solvent for treatment after forming the electrodeposited layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2863187A JPS63195918A (en) | 1987-02-10 | 1987-02-10 | Manufacture of electrically insulating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2863187A JPS63195918A (en) | 1987-02-10 | 1987-02-10 | Manufacture of electrically insulating material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63195918A true JPS63195918A (en) | 1988-08-15 |
Family
ID=12253894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2863187A Pending JPS63195918A (en) | 1987-02-10 | 1987-02-10 | Manufacture of electrically insulating material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63195918A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09134625A (en) * | 1996-11-18 | 1997-05-20 | Mitsubishi Cable Ind Ltd | Manufacture of insulated superconducting wire |
-
1987
- 1987-02-10 JP JP2863187A patent/JPS63195918A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09134625A (en) * | 1996-11-18 | 1997-05-20 | Mitsubishi Cable Ind Ltd | Manufacture of insulated superconducting wire |
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