CN105219141A - A kind of electric power heat radiation coating of strong adhesion - Google Patents
A kind of electric power heat radiation coating of strong adhesion Download PDFInfo
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- CN105219141A CN105219141A CN201510780993.3A CN201510780993A CN105219141A CN 105219141 A CN105219141 A CN 105219141A CN 201510780993 A CN201510780993 A CN 201510780993A CN 105219141 A CN105219141 A CN 105219141A
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- triglycidyl isocyanurate
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Abstract
The invention discloses a kind of electric power heat radiation coating of strong adhesion, preparation method comprises the following steps: by polyvinyl butyral acetal, aluminium triphosphate, ethyl acetate, phenyl triethoxysilane, triglycidyl isocyanurate, sebacic acid propanediol polyester, isoprene, tertbutyl peroxide, between aminomethylamine, dibutyl tin laurate, N-Methyl pyrrolidone, pentachlorodiphenyl part, ATHC part mixes, be heated to 40-50 DEG C, cetyl trimethylammonium bromide is added after cooling, epoxy soybean oil, dimethyl silicone oil, stir, , above raw material is parts by weight.Add the heat dispersion that triglycidyl isocyanurate can improve heat radiation coating in heat radiation coating of the present invention, and the intermolecular cohesive force of coating is stronger, is not easy aging, and can improves the adhesive ability between coating and matrix.
Description
Technical field
The present invention relates to a kind of electric power heat radiation coating of strong adhesion.
Background technology
Power distribution cabinet is the magnanimity parameter in data, is generally to form low pressure woods by electrical wiring, requires switching device, metrical instrument, protective device and utility appliance to be assembled in close or in semiclosed metal safe or on screen width, form low-voltage distribution cabinet.Can connect or point deenergizing by manual or automatic switch during normal operation.Power distribution cabinet is assembled in closed or semiclosed metal safe by electrical wiring requirement by switching device, metrical instrument, protective device and utility appliance or on screen width, forms low-voltage distribution cabinet.Can connect or point deenergizing by manual or automatic switch during normal operation.Circuit or warning is cut off by protective device when fault or irregular operating.Operating various parameter can be shown by means of metrical instrument, also can adjust some electric parameter, point out departing from normal operating conditions or send signal.
Low-voltage apparatus in power distribution cabinet, is made up of fusible cut-out, alternating current contactor, RCD, electrical condenser and strapping table etc.The upper limit of ambient air temperature is no more than 40 DEG C; The mean value of ambient air temperature 24h is no more than 35 DEG C; The lower limit of ambient air temperature is not less than-5 DEG C or-25 DEG C.
The Chinese patent application of CN201310573084.3 discloses a kind of safe power distribution box, comprises cabinet, and the end face of casing is evenly equipped with many heatsink transverse grooves; The horizontal side of casing is with bezel, and the longitudinally front side of casing is with temperature buzzer; Longitudinal both sides, bottom surface of casing connect plate respectively, and four angles place of tank floor connects feet respectively.The more existing power distribution cabinet of the present invention, the radiating groove of box top improves the radiating effect of power distribution cabinet, and the feet on casing and plate are convenient to be adopted by casing plug-type mode to be fixed on ground, and it is easy and simple to handle; Bezel and temperature buzzer realize the real-time monitoring to the internal temperature of casing, improve security.But the power distribution cabinet of the upgrading of rural power grids is in outdoor operation, the direct irradiation that it is not only subject to sunlight produces high temperature, self also heat can be produced in running simultaneously, so high temperature season in full summer, temperature in casing will reach more than 60 DEG C, and temperature at this moment greatly exceed the envrionment temperature that these electrical equipment specify.Current switch box or power distribution cabinet are all coated with coating, but existing coating weak heat-dissipating, be also the reason causing distribution the temperature inside the box high.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of electric power heat radiation coating of strong adhesion, there is good heat sinking function.
The present invention is by the following technical solutions:
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 20 ~ 60 parts, aluminium triphosphate 40 ~ 90 parts, ethyl acetate 50 ~ 60 parts, phenyl triethoxysilane 20 ~ 80 parts, triglycidyl isocyanurate 30 ~ 70 parts, sebacic acid propanediol polyester 70 ~ 100 parts, isoprene 40 ~ 50 parts, tertbutyl peroxide 10 ~ 50 parts, between aminomethylamine 40 ~ 80 parts, dibutyl tin laurate 50 ~ 90 parts, N-Methyl pyrrolidone 40 ~ 80 parts, pentachlorodiphenyl 40 ~ 70 parts, ATHC 50 ~ 60 parts mixing, be heated to 40-50 DEG C, cetyl trimethylammonium bromide 40 ~ 60 parts is added after cooling, epoxy soybean oil 20 ~ 30 parts, dimethyl silicone oil 30 ~ 70 parts, stir, .Above raw material is parts by weight.
Polyvinyl butyral acetal 40 parts, aluminium triphosphate 60 parts, ethyl acetate 55 parts, phenyl triethoxysilane 50 parts, triglycidyl isocyanurate 60 parts, sebacic acid propanediol polyester 80 parts, isoprene 45 parts, tertbutyl peroxide 30 parts, between aminomethylamine 60 parts, dibutyl tin laurate 70 parts, N-Methyl pyrrolidone 60 parts, pentachlorodiphenyl 50 parts, ATHC 55 parts, cetyl trimethylammonium bromide 50 parts, epoxy soybean oil 25 parts, dimethyl silicone oil 50 parts.
As improvement, stirring velocity is 400 rpms, and churning time is 10 ~ 20min.
Add the heat dispersion that triglycidyl isocyanurate can improve heat radiation coating in heat radiation coating of the present invention, and the intermolecular cohesive force of coating is stronger, is not easy aging, and can improves the adhesive ability between coating and matrix.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described in detail.
embodiment 1
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 40 parts, aluminium triphosphate 60 parts, ethyl acetate 55 parts, phenyl triethoxysilane 50 parts, triglycidyl isocyanurate 60 parts, sebacic acid propanediol polyester 80 parts, isoprene 45 parts, tertbutyl peroxide 30 parts, between aminomethylamine 60 parts, dibutyl tin laurate 70 parts, N-Methyl pyrrolidone 60 parts, pentachlorodiphenyl 50 parts, ATHC 55 parts mixing, be heated to 40-50 DEG C, cetyl trimethylammonium bromide 50 parts is added after cooling, epoxy soybean oil 25 parts, dimethyl silicone oil 50 parts, stir, .
Stirring velocity is 400 rpms, and churning time is 15min.
embodiment 2
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 20 parts, aluminium triphosphate 40 parts, ethyl acetate 50 parts, phenyl triethoxysilane 20 parts, triglycidyl isocyanurate 30 parts, sebacic acid propanediol polyester 70 parts, isoprene 40 parts, tertbutyl peroxide 10 parts, between aminomethylamine 40 parts, dibutyl tin laurate 50 parts, N-Methyl pyrrolidone 40 parts, pentachlorodiphenyl 40 parts, ATHC 50 parts mixing, be heated to 40 DEG C, cetyl trimethylammonium bromide 40 parts is added after cooling, epoxy soybean oil 20 parts, dimethyl silicone oil 30 parts, stir, .
Stirring velocity is 400 rpms, and churning time is 10min.
embodiment 3
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 60 parts, aluminium triphosphate 90 parts, ethyl acetate 60 parts, phenyl triethoxysilane 80 parts, triglycidyl isocyanurate 70 parts, sebacic acid propanediol polyester 100 parts, isoprene 50 parts, tertbutyl peroxide 50 parts, between aminomethylamine 80 parts, dibutyl tin laurate 90 parts, N-Methyl pyrrolidone 80 parts, pentachlorodiphenyl 70 parts, ATHC 60 parts mixing, be heated to 50 DEG C, cetyl trimethylammonium bromide 60 parts is added after cooling, epoxy soybean oil 30 parts, dimethyl silicone oil 70 parts, stir, .
Stirring velocity is 400 rpms, and churning time is 20min.
comparative example 1
Identical with embodiment 1, difference is: do not add triglycidyl isocyanurate.
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 40 parts, aluminium triphosphate 60 parts, ethyl acetate 55 parts, phenyl triethoxysilane 50 parts, sebacic acid propanediol polyester 80 parts, isoprene 45 parts, tertbutyl peroxide 30 parts, between aminomethylamine 60 parts, dibutyl tin laurate 70 parts, N-Methyl pyrrolidone 60 parts, pentachlorodiphenyl 50 parts, ATHC 55 parts mixing, be heated to 40-50 DEG C, cetyl trimethylammonium bromide 50 parts is added after cooling, epoxy soybean oil 25 parts, dimethyl silicone oil 50 parts, stir, .
Stirring velocity is 400 rpms, and churning time is 15min.
comparative example 2
Identical with embodiment 1, difference is: all raw materials directly mix by heat radiation coating in the preparation.
The preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 40 parts, aluminium triphosphate 60 parts, ethyl acetate 55 parts, phenyl triethoxysilane 50 parts, triglycidyl isocyanurate 70 parts, sebacic acid propanediol polyester 80 parts, isoprene 45 parts, tertbutyl peroxide 30 parts, between aminomethylamine 60 parts, dibutyl tin laurate 70 parts, N-Methyl pyrrolidone 60 parts, pentachlorodiphenyl 50 parts, ATHC 55 parts, cetyl trimethylammonium bromide 50 parts, epoxy soybean oil 25 parts, dimethyl silicone oil 50 parts, stir, .
Stirring velocity is 400 rpms, and churning time is 15min.
performance test
Adopt QTM-500 thermal conductivity measuring apparatus to carry out performance test to the power distribution cabinet being coated with embodiment 1-3 and comparative example 1 and 2, the results are shown in Table 1.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | |
| Thermal conductivity w/mk | 178 | 179 | 178 | 151 | 176 |
| Coating gloss | 80 | 76 | 78 | 75 | 74 |
| Paint adhesion | One-level | One-level | One-level | One-level | Secondary |
| Tensile strength kPa | 2543 | 2540 | 2530 | 2530 | 2520 |
| Weathering test h | 2015 | 2020 | 2013 | 2000 | 1569 |
Conclusion: coating of the present invention has good heat sinking function, adds the heat dispersion that triglycidyl isocyanurate can improve heat radiation coating.Comparative example 2 illustrates, by first heat treated, makes the intermolecular cohesive force of coating stronger, is not easy aging, and can improves the adhesive ability between coating and cabinet.
Claims (3)
1. the electric power heat radiation coating of a strong adhesion, it is characterized in that, the preparation method of heat radiation coating, comprise the following steps: by polyvinyl butyral acetal 20 ~ 60 parts, aluminium triphosphate 40 ~ 90 parts, ethyl acetate 50 ~ 60 parts, phenyl triethoxysilane 20 ~ 80 parts, triglycidyl isocyanurate 30 ~ 70 parts, sebacic acid propanediol polyester 70 ~ 100 parts, isoprene 40 ~ 50 parts, tertbutyl peroxide 10 ~ 50 parts, between aminomethylamine 40 ~ 80 parts, dibutyl tin laurate 50 ~ 90 parts, N-Methyl pyrrolidone 40 ~ 80 parts, pentachlorodiphenyl 40 ~ 70 parts, ATHC 50 ~ 60 parts mixing, be heated to 40-50 DEG C, cetyl trimethylammonium bromide 40 ~ 60 parts is added after cooling, epoxy soybean oil 20 ~ 30 parts, dimethyl silicone oil 30 ~ 70 parts, stir, , above raw material is parts by weight.
2. heat radiation coating according to claim 1, it is characterized in that, described polyvinyl butyral acetal 40 parts, aluminium triphosphate 60 parts, ethyl acetate 55 parts, phenyl triethoxysilane 50 parts, triglycidyl isocyanurate 60 parts, sebacic acid propanediol polyester 80 parts, isoprene 45 parts, tertbutyl peroxide 30 parts, between aminomethylamine 60 parts, dibutyl tin laurate 70 parts, N-Methyl pyrrolidone 60 parts, pentachlorodiphenyl 50 parts, ATHC 55 parts, cetyl trimethylammonium bromide 50 parts, epoxy soybean oil 25 parts, dimethyl silicone oil 50 parts.
3. heat radiation coating according to claim 2, is characterized in that, stirring velocity is 400 rpms, and churning time is 10 ~ 20min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510780993.3A CN105219141A (en) | 2015-11-15 | 2015-11-15 | A kind of electric power heat radiation coating of strong adhesion |
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| CN201510780993.3A CN105219141A (en) | 2015-11-15 | 2015-11-15 | A kind of electric power heat radiation coating of strong adhesion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907295A (en) * | 2016-05-31 | 2016-08-31 | 高满珍 | LED lamp heat dissipation paint and preparation method thereof |
| CN108395753A (en) * | 2018-04-02 | 2018-08-14 | 合肥博之泰电子科技有限公司 | A kind of heat radiation coating and preparation method thereof for LED radiator |
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| CN102775865A (en) * | 2012-08-07 | 2012-11-14 | 鹤山市顺鑫实业有限公司 | Radiating paint, and preparation method and application thereof |
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| CN102775865A (en) * | 2012-08-07 | 2012-11-14 | 鹤山市顺鑫实业有限公司 | Radiating paint, and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907295A (en) * | 2016-05-31 | 2016-08-31 | 高满珍 | LED lamp heat dissipation paint and preparation method thereof |
| CN108395753A (en) * | 2018-04-02 | 2018-08-14 | 合肥博之泰电子科技有限公司 | A kind of heat radiation coating and preparation method thereof for LED radiator |
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