Improved heat resistance and corrosion resistance thermal spray coating and preparing method thereof
A corrosion-resistant and heat-resistant technology, used in the field of heat-resistant and corrosion-resistant protection, can solve problems such as safety accidents in monitoring and management measures, and achieve the effects of reducing surface treatment requirements, improving impact strength, and high impact strength.
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Embodiment 1
[0027] An improved heat-resistant and corrosion-resistant thermal spray coating, in parts by mass, includes the following components: 15 parts of polyamide-imide resin, 10 parts of polyethersulfone resin, 20 parts of N-methylpyrrolidone, methyl 20 parts of isobutyl ketone, 25 parts of aluminum silver paste, 0.5 parts of triethylamine, 3 parts of nano-alumina, 3 parts of sericite, and 0.5 parts of polyether polyester modified organosiloxane.
[0028] The preparation method of the improved heat-resistant, corrosion-resistant hot-melt spray coating comprises the following steps:
[0029] (1) Add the polyamide-imide resin in proportion to N-methylpyrrolidone under high-speed stirring at 800-1000rpm, wherein the mass ratio of polyamide-imide resin to N-methylpyrrolidone is 1:1 , continue to stir and disperse evenly, grind until the particle size of the material is ≤10um, and obtain a polyamide-imide mixture, which is set aside;
[0030] (2) Add the proportioned amount of polyether...
Embodiment 2
[0033] The improved heat-resistant and corrosion-resistant thermal spray coating, in parts by mass, includes the following components: 20 parts of polyamide-imide resin, 5 parts of polyethersulfone resin, 30 parts of ketone solvent, methyl isobutyl 15 parts of ketone, 15 parts of aluminum silver paste, 1.5 parts of triethylamine, 5 parts of nano-alumina, 2 parts of sericite, and 1.5 parts of polyether polyester modified organosiloxane.
[0034] The preparation method of the improved heat-resistant, corrosion-resistant hot-melt spray coating comprises the following steps:
[0035](1) Add the polyamide-imide resin in proportion to diisobutyl ketone under high-speed stirring at 800-1000rpm, wherein the mass ratio of polyamide-imide resin to diisobutyl ketone is 1:1 , continue to stir and disperse evenly, grind until the particle size of the material is ≤10um, and obtain a polyamide-imide mixture, which is set aside;
[0036] (2) Add the proportioned amount of polyethersulfone re...
Embodiment 3
[0039] The improved heat-resistant and corrosion-resistant thermal spray coating, in parts by mass, includes the following components: 20 parts of polyamide-imide resin, 8 parts of polyethersulfone resin, 30 parts of ketone solvent, methyl isobutyl 18 parts of ketone, 22 parts of aluminum silver paste, 1 part of triethylamine, 6 parts of nano-alumina, 1 part of inorganic filler, and 1 part of isophorone.
[0040] The preparation method of the improved heat-resistant, corrosion-resistant hot-melt spray coating comprises the following steps:
[0041] (1) Add the proportioned polyamide-imide resin into cyclohexanone under high-speed stirring at 800-1000rpm, wherein the mass ratio of polyamide-imide resin to cyclohexanone is 1:1, and continue stirring to disperse After uniformity, grind until the particle size of the material is ≤10um to obtain a polyamide-imide mixture, which is set aside;
[0042] (2) Add the proportioning amount of polyethersulfone resin into butanone under hi...
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