Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, infrared monitoring coating material and preparation method thereof in a kind of Regulation is provided, make body surface have high emissivity, and emittance is unified, temperature understands infrared monitoring coating material and preparation method thereof in the Regulation of obvious variable color after exceeding set(ting)value.
In order to realize goal of the invention, the technical scheme adopted is: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 30 parts ~ 40 parts, 30 parts ~ 40 parts alchlor powder, 5 parts ~ 10 parts diethylenetriamines, 5 parts ~ 10 parts Graphite Powder 99s, 5 parts ~ 10 parts carbon fibers, 30 parts ~ 50 parts solvent compositions.
Described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=10 ~ 15: 2 ~ 5.
Described each component and component concentration thereof are by mass percentage: the epoxy resin of 35 parts ~ 38 parts, the alchlor powder of 35 parts ~ 39 parts, 7 parts ~ 9 parts diethylenetriamines, 7 parts ~ 9 parts Graphite Powder 99s, 7 parts ~ 9 parts carbon fibers, 40 parts ~ 45 parts solvent compositions.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=10 ~ 15: 2 ~ 5, stirs with glass stick;
2) taking 30 parts ~ 40 parts epoxy resin in mass ratio adds in 30 parts ~ 50 parts solvents at the uniform velocity, slowly, use strong mixer heated and stirred, 2 standard atmospheres pressure condensing reflux 15 ~ 20min are forced into, homogeneous transparent body after resin dissolves in vacuum tank;
3) take the alchlor powder of 30 parts ~ 40 parts in mass ratio, 5 parts ~ 10 parts Graphite Powder 99s, 5 parts ~ 10 parts diethylenetriamines, 5 parts ~ 10 parts carbon fiber Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.2mm ~ 0.5mm.
Coating material of the present invention can be firmly attached on monitored object, and monitored object can be regulated electromagnetic reflectivity, and thermal conductivity is high simultaneously, is convenient to the temperature dispelling the heat and pass out accurately testee.What is more important forms preservative coat on testee, can ensure that testee conductivity is good.This coating material is transparent, colourless, without electrical specification; Adhesive ability is strong, meet high temperature do not come off, not dry and cracked, efficiently solve because the testee Facing materials such as electric installation and the not first-class emittance caused of degree of oxidation seriously differ, and then cause actual temperature and deviation of test temperature comparatively large, cannot the problem of promptly and accurately monitor temperature.
Embodiment
Embodiment 1: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 30 parts, the alchlor powder of 30 parts, 5 parts of Graphite Powder 99s, 5 parts of carbon fibers, 5 parts of diethylenetriamines, 30 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=10: 2.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=10: 2, stirs with glass stick;
2) take 30 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 30 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 30 parts in mass ratio, 5 parts of Graphite Powder 99s, 5 parts of carbon fibers, 5 parts of diethylenetriamines, Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.2mm.
Embodiment 2: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 32 parts, the alchlor powder of 33 parts, 6 parts of Graphite Powder 99s, 6 parts of carbon fibers, 6 parts of diethylenetriamines, 35 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=12: 3.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=12: 3, stirs with glass stick;
2) take 32 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 35 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15 ~ 20min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 33 parts in mass ratio, 6 parts of Graphite Powder 99s, 6 parts of carbon fibers, above-mentioned compound together, is slowly added into step 2 by 6 parts of diethylenetriamine Homogeneous phase mixing) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.3mm.
Embodiment 3: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 35 parts, the alchlor powder of 35 parts, 7 parts of Graphite Powder 99s, 7 parts of carbon fibers, 7 parts of diethylenetriamines, 40 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=13: 3.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=13: 3, stirs with glass stick;
2) take 35 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 40 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15 ~ 20min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 35 parts in mass ratio, 7 parts of Graphite Powder 99s, 7 parts of carbon fibers, 7 parts of diethylenetriamines, Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.3mm.
Embodiment 4: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 36 parts, the alchlor powder of 37 parts, 8 parts of Graphite Powder 99s, 8.5 parts of carbon fibers, 8.5 parts of diethylenetriamines, 43 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=13: 4.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=13: 4, stirs with glass stick;
2) take 36 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 43 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15 ~ 20min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 37 parts in mass ratio, 8 parts of Graphite Powder 99s, 8.5 parts of carbon fibers, 8.5 parts of diethylenetriamine Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.35mm.
Embodiment 5: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 38 parts, the alchlor powder of 39 parts, 9 parts of Graphite Powder 99s, 9 parts of carbon fibers, 9 parts of diethylenetriamines, 45 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=14: 4.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=14: 4, stirs with glass stick;
2) take 38 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 45 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15 ~ 20min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 39 parts in mass ratio, 9 parts of Graphite Powder 99s, 9 parts of diethylenetriamines, 9 parts of carbon fiber Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.4mm.
Embodiment 6: infrared monitoring coating material in a kind of Regulation, formed through mixed preparing by following component, described each component and component concentration thereof are by mass percentage: the epoxy resin of 40 parts, the alchlor powder of 40 parts, 10 parts of Graphite Powder 99s, 10 parts of carbon fibers, 10 parts of diethylenetriamines, 50 parts of solvent compositions, described solvent comprises and refers to dimethylbenzene, propyl carbinol, and the mass ratio of two kinds of materials is dimethylbenzene: propyl carbinol=15: 5.
Infrared monitoring coating material preparation method in a kind of Regulation, carries out in the steps below:
1) take dimethylbenzene, propyl carbinol in mass ratio, its dimethylbenzene: propyl carbinol=15: 5, stirs with glass stick;
2) take 40 parts of epoxy resin in mass ratio to add at the uniform velocity, slowly in 50 parts of solvents, use strong mixer heated and stirred, in vacuum tank, be forced into 2 standard atmospheres pressure condensing reflux 15 ~ 20min, homogeneous transparent body after resin dissolves;
3) take the alchlor powder of 40 parts in mass ratio, 10 parts of Graphite Powder 99s, 10 parts of diethylenetriamines, 10 parts of carbon fiber Homogeneous phase mixing together; Above-mentioned compound is slowly added into step 2) in hyalosome in stir.
Described coating material is coated on testee uniformly, and coating thickness is 0.5mm.
Table one is the coating parameter of above-described embodiment 1 ~ 6
Coating |
Stopping property |
Resistance |
Thermal conductivity |
Sticking power |
Hardness |
Acid resistance |
Alkali resistance |
Artificial ageing resistance performance (2000 hours) |
Embodiment 1 |
0. 96 |
1.3 megaohm |
21W/mK |
1 |
0.89 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 1 grade |
Embodiment 2 |
0. 96 |
1.5 megaohm |
22W/mK |
1 |
0.88 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 1 grade of outward appearance is not any change |
Embodiment 3 |
0. 97 |
2.2 megaohm |
26W/mK |
0 |
0.93 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 0 grade of outward appearance is not any change |
Embodiment 4 |
0. 985 |
2.5 megaohm |
29W/mK |
0 |
0.94 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 0 grade of outward appearance is not any change |
Embodiment 5 |
0. 97 |
2.3 megaohm |
25W/mK |
0 |
0.92 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 0 grade |
Embodiment 6 |
0. 96 |
1.4 megaohm |
23W/mK |
1 |
0.87 |
Outward appearance is without efflorescence |
Outward appearance is without efflorescence |
Efflorescence 1 grade |
Acid resistance: soak 100 hours alkali resistances at 8wt% sulfuric acid: saturated calcium hydroxide soaks 100 hours;
As seen from the above table, coating material of the present invention can be firmly attached on monitored object, and monitored object can be regulated electromagnetic reflectivity, and thermal conductivity is high simultaneously, is convenient to the temperature dispelling the heat and pass out accurately testee.What is more important forms preservative coat on testee, can ensure that testee conductivity is good.This coating material is transparent, can observe the connection state of junction; What is more important coating has good insulating property and plays good insulation effect; Meet high temperature do not come off, not dry and cracked, and corrosion-resistant acid resistance, long service life, through contriver's experiment, coating still smooth surface after using 3 years, does not dry and crackedly come off, and does not stick up skin; Efficiently solve because the testee Facing materials such as electric installation and the not first-class emittance caused of degree of oxidation seriously differ, and then cause actual temperature and deviation of test temperature comparatively large, cannot the problem of promptly and accurately monitor temperature.