CN103725191A - Wire enamel with high temperature classification and preparation method - Google Patents
Wire enamel with high temperature classification and preparation method Download PDFInfo
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- CN103725191A CN103725191A CN201310598831.9A CN201310598831A CN103725191A CN 103725191 A CN103725191 A CN 103725191A CN 201310598831 A CN201310598831 A CN 201310598831A CN 103725191 A CN103725191 A CN 103725191A
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Abstract
The invention discloses wire enamel with high temperature classification. The wire enamel is characterized by being prepared by raw materials in parts by weight (kilogram) as follows: 30-35 parts of nylon 12, 10-12 parts of E-12 epoxy resin, 1-2 parts of magnesium hydrate, 8-10 parts of aluminum triphosphate, 12-15 parts of ethylene glycol, 6-9 parts of dimethyl terephthalate, 4-6 parts of trimethyl trimellitate, 2-3 parts of 3-methylphenol, 8-10 parts of nano bentonite, 10-12 parts of tripropylene glycol diacrylate, 1-2 parts of nano emery powder, 2-3 parts of dicumyl peroxide DCP, 8-12 parts of potassium hexatitanate whiskers, 7-9 parts of an auxiliary, 120-130 parts of cresol and 110-120 parts of xylene. With the adoption of the wire enamel with high temperature classification, forming of a paint film with uniform, dense and smooth surface can be facilitated during coating in the follow-up process, micropores are greatly reduced, and scratch resistance, harness, salt mist resistance and severe environment resistance of the paint film are remarkably improved.
Description
Technical field
The present invention relates to a kind of wire enamel, wire enamel that especially a kind of temperature classification is high and preparation method thereof.
Background technology
Enameled wire is a kind of electrical material, and it is at the high-strength insulating layer of a circular copper line surface processing thin layer, plays the effect with external insulation.By specification, can be processed into than hair thin lousiness line also, as thick cotton covered wire as thumb.Enameled wire has good insulation effect and waterproof ability.Aspect electrical equipment application very extensive, as electric motor, generator, water pump, electro-magnet, welding machine, household electrical appliance, cableless communication, loud speaker, tg, transformer etc.Wire enamel is the necessary insulating material of producing enameled wire, wire enamel requires to have good tack, physical strength, insulating property, resistance toheat, wear resisting property, salt spray resistance and adverse environment resistant performance etc., but there is thermotolerance, wear no resistance in common wire enamel, insufficient strength, heat-resisting level be lower than the problems such as 120 ℃, is difficult to meet the requirement of varying environment.Need to improve the formula of wire enamel and production technique, further improve the performance of enamel-cover paint, reduce its production cost.
Summary of the invention
Object of the present invention is just to provide wire enamel that a kind of temperature classification is high and preparation method thereof, to overcome the deficiencies in the prior art.
The object of the present invention is achieved like this:
The wire enamel that a kind of temperature classification is high, it is characterized in that, by following weight part (kilogram) raw material make: nylon 12 30-35, E-12 epoxy resin 10-12, magnesium hydroxide 1-2, aluminium triphosphate 8-10, ethylene glycol 12-15, dimethyl terephthalate (DMT) 6-9, trimellitic acid trimethyl 4-6,3-methylphenol 2-3, tri (propylene glycol) diacrylate 10-12, nano-corundum powder 1-2, dicumyl peroxide DCP2-3
,auxiliary agent 7-9, M-and P-cresols 120-130, dimethylbenzene 110-120;
Described auxiliary agent is made by following raw materials in part by weight: nano mica powder 0.2-0.3, tetramethylolmethane 3-4, glycerine 3-4, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 2-3, linking agent TAC1-2, dipentaerythritol acrylate 5-7, triethyl citrate 7-10, Tenox PG 2-3, coix seed oil 3-4; Its preparation method is by each mixing of materials, is heated to 60-70 ℃, and stirring reaction 30-40 minute, obtains.
The preparation method of the wire enamel that described temperature classification is high, is characterized in that comprising the following steps:
(1), take dimethylbenzene, M-and P-cresols, 3-methylphenol and drop in the reactor with agitator and be uniformly mixed, be heated to 45-50 ℃, add nylon 12, stir and be heated to 150-185 ℃, after dissolving completely to nylon 12, then add ethylene glycol, magnesium hydroxide, insulation 5-6 hour;
(2), step (1) reaction mass is cooled to 85-90 ℃, add dimethyl terephthalate (DMT), dicumyl peroxide DCP, trimellitic acid trimethyl, tri (propylene glycol) diacrylate, auxiliary agent, keep temperature, stirring reaction 1-2 hour;
(3) add leftover materials, again, be warming up to 120-140 ℃, continue stirring reaction 2-3 hour;
(4), cooling material is to 50-60 ℃, is ground to 20-40 μ m slurry, filter and get final product.
The high wire enamel of temperature classification of the present invention is conducive to form surface uniform, densification, ganoid paint film while applying in can subsequent technique, greatly reduces micropore, has significantly improved scratch resistance performance, hardness and salt spray resistance, the adverse environment resistant performance of paint film.
Embodiment
The wire enamel that described temperature classification is high be by following weight part (kilogram) raw material make: nylon 12 30, E-12 epoxy resin 10, magnesium hydroxide 1, aluminium triphosphate 8, ethylene glycol 12, dimethyl terephthalate (DMT) 6, trimellitic acid trimethyl 6,3-methylphenol 2, tri (propylene glycol) diacrylate 10, nano-corundum powder 1, dicumyl peroxide DCP2
,auxiliary agent 9, M-and P-cresols 120, dimethylbenzene 110;
Described auxiliary agent by following weight part (kilogram) raw material makes: nano mica powder 0.2, tetramethylolmethane 3, glycerine 4, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 2, linking agent TAC2, dipentaerythritol acrylate 7, triethyl citrate 7, Tenox PG 2, coix seed oil 3; Its preparation method is by each mixing of materials, is heated to 60-70 ℃, and stirring reaction 30-40 minute, obtains.
Preparation method comprises the following steps:
(1), take dimethylbenzene, M-and P-cresols, 3-methylphenol and drop in the reactor with agitator and be uniformly mixed, be heated to 45-50 ℃, add nylon 12, stir and be heated to 150-185 ℃, after dissolving completely to nylon 12, then add ethylene glycol, magnesium hydroxide, insulation 5-6 hour;
(2), step (1) reaction mass is cooled to 85-90 ℃, add dimethyl terephthalate (DMT), dicumyl peroxide DCP, trimellitic acid trimethyl, tri (propylene glycol) diacrylate, auxiliary agent, keep temperature, stirring reaction 1-2 hour;
(3) add leftover materials, again, be warming up to 120-140 ℃, continue stirring reaction 2-3 hour;
(4), cooling material is to 50-60 ℃, is ground to 20-40 μ m slurry, filter and get final product.
The high wire enamel of temperature classification of the present invention is conducive to form surface uniform, densification, ganoid paint film while applying in can subsequent technique, greatly reduces micropore, has significantly improved scratch resistance performance, hardness and salt spray resistance, the adverse environment resistant performance of paint film.
Use paint of the present invention wire rod main performance index processed as follows:
1, tack is good;
2, scratch resistance performance is good;
3, transformer oil resistant is 1200 hours/105 ℃, and paint film is without damage.Temperature classification >=185 ℃, thermal shocking reaches 220 ℃ of paint films and does not ftracture.
Claims (3)
1. the wire enamel that temperature classification is high, it is characterized in that, the viscosity elution time of described wire enamel is 20s ~ 50s, by following weight part (kilogram) raw material make: nylon 12 30-35, E-12 epoxy resin 10-12, magnesium hydroxide 1-2, aluminium triphosphate 8-10, ethylene glycol 12-15, dimethyl terephthalate (DMT) 6-9, trimellitic acid trimethyl 4-6,3-methylphenol 2-3, tri (propylene glycol) diacrylate 10-12, nano-corundum powder 1-2, dicumyl peroxide DCP2-3
,auxiliary agent 7-9, M-and P-cresols 120-130, dimethylbenzene 110-120.
2. auxiliary agent according to claim 1 is made by following raw materials in part by weight: nano mica powder 0.2-0.3, tetramethylolmethane 3-4, glycerine 3-4, sec.-propyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanic acid ester 2-3, linking agent TAC1-2, dipentaerythritol acrylate 5-7, triethyl citrate 7-10, Tenox PG 2-3, coix seed oil 3-4; Its preparation method is by each mixing of materials, is heated to 60-70 ℃, and stirring reaction 30-40 minute, obtains.
3. the preparation method of the wire enamel that temperature classification according to claim 1 is high, is characterized in that comprising the following steps:
(1), take dimethylbenzene, M-and P-cresols, 3-methylphenol and drop in the reactor with agitator and be uniformly mixed, be heated to 45-50 ℃, add nylon 12, stir and be heated to 150-185 ℃, after dissolving completely to nylon 12, then add ethylene glycol, magnesium hydroxide, insulation 5-6 hour;
(2), step (1) reaction mass is cooled to 85-90 ℃, add dimethyl terephthalate (DMT), dicumyl peroxide DCP, trimellitic acid trimethyl, tri (propylene glycol) diacrylate, auxiliary agent, keep temperature, stirring reaction 1-2 hour;
(3) add leftover materials, again, be warming up to 120-140 ℃, continue stirring reaction 2-3 hour;
(4), cooling material is to 50-60 ℃, is ground to 20-40 μ m slurry, filter and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598831.9A CN103725191A (en) | 2013-11-25 | 2013-11-25 | Wire enamel with high temperature classification and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598831.9A CN103725191A (en) | 2013-11-25 | 2013-11-25 | Wire enamel with high temperature classification and preparation method |
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| Publication Number | Publication Date |
|---|---|
| CN103725191A true CN103725191A (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310598831.9A Pending CN103725191A (en) | 2013-11-25 | 2013-11-25 | Wire enamel with high temperature classification and preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104031443A (en) * | 2014-05-12 | 2014-09-10 | 铜陵市超远精密电子科技有限公司 | Electric-leakage-prevention insulative three-proofing lacquer for printed-circuit boards |
| JPWO2015087886A1 (en) * | 2013-12-13 | 2017-03-16 | 旭化成株式会社 | POLYAMIDE COMPOSITION, MOLDED ARTICLE, LED REFLECTOR, AND METHOD FOR SUPPRESSING REDUCTION OF REFLECTIVITY BY HEAT |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633069A (en) * | 1986-06-23 | 1988-01-08 | Fujikura Ltd | Varnish for enameled wire |
| CN1090874A (en) * | 1993-01-17 | 1994-08-17 | 南开大学 | Spirit-soluble self-adhering enamel for enameled wire |
| CN101343505A (en) * | 2008-08-08 | 2009-01-14 | 溧阳佳山电子材料有限公司 | Preparation method for fire resistant environment-friendly varnished wire hot melt self-adhering paint |
| CN102977747A (en) * | 2012-12-03 | 2013-03-20 | 江苏芯盛半导体科技有限公司 | Polyester wire enamel |
| CN103146299A (en) * | 2013-03-29 | 2013-06-12 | 溧阳市佳禾电子材料有限公司 | Wet bonding resistant alcohol soluble self-bonded paint and preparation method thereof |
-
2013
- 2013-11-25 CN CN201310598831.9A patent/CN103725191A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633069A (en) * | 1986-06-23 | 1988-01-08 | Fujikura Ltd | Varnish for enameled wire |
| CN1090874A (en) * | 1993-01-17 | 1994-08-17 | 南开大学 | Spirit-soluble self-adhering enamel for enameled wire |
| CN101343505A (en) * | 2008-08-08 | 2009-01-14 | 溧阳佳山电子材料有限公司 | Preparation method for fire resistant environment-friendly varnished wire hot melt self-adhering paint |
| CN102977747A (en) * | 2012-12-03 | 2013-03-20 | 江苏芯盛半导体科技有限公司 | Polyester wire enamel |
| CN103146299A (en) * | 2013-03-29 | 2013-06-12 | 溧阳市佳禾电子材料有限公司 | Wet bonding resistant alcohol soluble self-bonded paint and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2015087886A1 (en) * | 2013-12-13 | 2017-03-16 | 旭化成株式会社 | POLYAMIDE COMPOSITION, MOLDED ARTICLE, LED REFLECTOR, AND METHOD FOR SUPPRESSING REDUCTION OF REFLECTIVITY BY HEAT |
| CN104031443A (en) * | 2014-05-12 | 2014-09-10 | 铜陵市超远精密电子科技有限公司 | Electric-leakage-prevention insulative three-proofing lacquer for printed-circuit boards |
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Application publication date: 20140416 |