Heatproof flame-retardant insulating paint, and preparation method thereof
An insulating paint, heat-resistant technology, used in coatings, fire-retardant coatings, etc., to achieve the effects of improving flame retardancy and heat resistance, fast film formation, and avoiding dry cracking of coatings
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[0023] Example 1
[0024] A heat-resistant flame-retardant insulating paint, including the following parts by weight:
[0025]
[0026]
[0027] The method for preparing the heat-resistant flame-retardant insulating varnish as described above is characterized in that it is prepared by the following method:
[0028] (1) First react 50 parts by weight of epoxy resin, 15 parts by weight of maleic anhydride, 15 parts by weight of acrylic alkyd resin and 50 parts by weight of n-butanol under the protection of inert gas at 110°C for 1 hour, and then add 50 parts by weight High-speed centrifugal dispersion of deionized water to obtain epoxy prepolymer emulsion;
[0029] (2) In an inert gas environment at 70°C, drop the epoxy prepolymer emulsion obtained in the above steps into 5 parts by weight of N-(2,4,6-tribromophenyl)maleimide at a uniform speed, and then Constant temperature reaction for 1 hour;
[0030] (3) Add 5 parts by weight of phenyl methacrylate, 0.5 parts by weight of benzoyl pe...
Example Embodiment
[0032] Example 2
[0033] A heat-resistant flame-retardant insulating paint, including the following parts by weight:
[0034]
[0035]
[0036] The method for preparing the heat-resistant flame-retardant insulating varnish as described above is characterized in that it is prepared by the following method:
[0037] (1) First react 50 parts by weight of epoxy resin, 15 parts by weight of maleic anhydride, 15 parts by weight of acrylic alkyd resin and 50 parts by weight of n-butanol under the protection of inert gas at 110°C for 1 hour, and then add 50 parts by weight High-speed centrifugal dispersion of deionized water to obtain epoxy prepolymer emulsion;
[0038] (2) In an inert gas environment at 70°C, drop the epoxy prepolymer emulsion obtained in the above steps into 5 parts by weight of N-(2,4,6-tribromophenyl)maleimide at a uniform speed, and then Constant temperature reaction for 1 hour;
[0039] (3) Under the condition of 110°C, 6.5 parts by weight of phenyl methacrylate, 0.5 p...
Example Embodiment
[0041] Example 3
[0042] A heat-resistant flame-retardant insulating paint, including the following parts by weight:
[0043]
[0044] The method for preparing the heat-resistant flame-retardant insulating varnish as described above is characterized in that it is prepared by the following method:
[0045] (1) First react 50 parts by weight of epoxy resin, 15 parts by weight of maleic anhydride, 15 parts by weight of acrylic alkyd resin and 50 parts by weight of n-butanol under the protection of inert gas at 110°C for 1 hour, and then add 50 parts by weight Deionized water is centrifuged and dispersed at high speed to obtain epoxy prepolymer emulsion;
[0046] (2) In an inert gas environment at 70°C, drop the epoxy prepolymer emulsion obtained in the above steps into 5 parts by weight of N-(2,4,6-tribromophenyl)maleimide at a uniform speed, and then Constant temperature reaction for 1 hour;
[0047] (3) Add 8 parts by weight of phenyl methacrylate, 0.5 parts by weight of benzoyl perox...
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