Electro thermal paint and preparation thereof
An electrothermal coating and back-up technology, applied in conductive coatings, epoxy resin coatings, polyurea/polyurethane coatings, etc., can solve the problems of poor coating adhesion, low heating efficiency, poor safety, etc., and achieve improved adhesion and good Heating effect, effect of improving electrical conductivity
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Embodiment 1
[0013] Electrothermal paint and preparation method thereof, the following raw materials in parts by weight: polyurethane resin 4kg, cellulose acetate resin 5kg, epoxy resin butyl acetate 10kg, acrylic resin 10kg, inorganic nano-ceramic resin 10kg, elastic polyurethane emulsion 4kg, composite zinc phosphate 2kg, water-based silicon acrylic emulsion 10kg, tungsten oxide 4kg, barium sulfate 6kg, m-nitrophenol 3kg, sodium hexametaphosphate 2kg, p-chlorophenol 1.5kg, ammonium polyphosphate 1kg, silane coupling agent 3kg and solvent 25kg, according to the following Steps to prepare:
[0014] A, film-forming material making: 4kg polyurethane resin and volume ratio are: butyl acetate 30: xylene 45: the diluent of cyclohexanone 25 is mixed and diluted for subsequent use; 4kg cellulose acetate resin and volume ratio are: butyl acetate 25: xylene 45: the diluent of cyclohexanone 30 is mixed and diluted for subsequent use; 5kg epoxy resin butyl acetate and volume ratio are: the diluent of...
Embodiment 2
[0018] Compared with Example 1, this embodiment differs in that:
[0019] 1. The polyurethane resin in the A step is 30kg, cellulose acetate resin is 3kg, epoxy resin is 8kg by weight, acrylic resin is 8kg, inorganic nano-ceramic resin is 8kg, elastic polyurethane emulsion is 3kg, and composite zinc phosphate is 0.5kg, Water-based silicon acrylic emulsion is 8kg, tungsten oxide is 2kg, barium sulfate is 4kg, m-nitrophenol is 2kg, sodium hexametaphosphate is 1kg, p-chlorophenol is 0.5kg, ammonium polyphosphate is 0.5kg, silane coupling agent is 1.5kg and 20kg solvent;
[0020] 2. The Ni powder in the B step is 25kg, the silver-coated copper powder is 25kg, and the weight percentage of silver in the silver-coated copper powder is 15%;
[0021] 3. 4kg of elastic polyurethane emulsion in step C, 0.5kg of composite zinc phosphate, 8kg of water-based silicon acrylic emulsion, 2kg of tungsten oxide, 4kg of barium sulfate, 2kg of m-nitrophenol, 1kg of sodium hexametaphosphate, 0.5kg ...
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