Layered polymer-based composite thermoelectric material
A technology of thermoelectric materials and polymers, applied in the direction of liquid material additive processing, processing and manufacturing, additive processing, etc., can solve the problems of poor thermoelectric properties of polymer-based composite materials, achieve good thermoelectric properties, huge application prospects, and preparation The effect of simple process
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Embodiment 1
[0026] (1) Ingredients: Add polylactic acid to the chloroform solution, the mass-volume ratio of polylactic acid to chloroform is 0.1g / mL, stir for 2h at a rate of 100-400 rpm, and wait until it is fully dissolved, Then add bismuth telluride powder, the mass ratio of polylactic acid to bismuth telluride powder is 0.25, continue to stir at the original rate for 1h, until the bismuth telluride powder is evenly dispersed in the solution, to obtain solution A; add polylactic acid to the chloroform In the solution, the mass-volume ratio of polylactic acid to chloroform is 0.1g / mL. Stir at a rate of 100-400 rpm for 2h. After it is fully dissolved, add silver powder. The mass ratio of polylactic acid to silver powder is 0.2 , Continue to stir at the original rate for 1 hour, until the silver powder is evenly dispersed in the solution to obtain solution B;
[0027] (2) Sample loading and printing: Load solution A into the solution 3D printer for printing;
[0028] (3) Print the second lay...
Embodiment 2
[0031] (1) Ingredients: Add natural rubber to the chloroform solution, the mass-volume ratio of natural rubber to chloroform is 0.02g / mL, stir for 2h at a rate of 100-400 revolutions / min, and after it is fully dissolved, Then add carbon black, the mass ratio of natural rubber to carbon black is 0.1, continue to stir at the original rate for 1h, until the carbon black powder is evenly dispersed in the solution to obtain solution A; add polylactic acid to the chloroform solution, polylactic acid The mass-volume ratio with chloroform is 0.1g / mL, stirring at a rate of 100-400 revolutions / min for 2h, after it is fully dissolved, then add nickel powder, the mass ratio of polylactic acid to nickel powder is 0.05, continue to Stir at the original rate for 1 hour until the silver powder is evenly dispersed in the solution to obtain solution B;
[0032] (2) Load solution A into the machine, adjust the parameters, and print out the first layer of material;
[0033] (3) Load solution B into t...
Embodiment 3
[0038] (1) Ingredients: Add natural rubber to the chloroform solution, the mass-volume ratio of natural rubber to chloroform is 0.02g / mL, stir for 2h at a rate of 100-400 revolutions / min, and after it is fully dissolved, Then add carbon black, the mass ratio of natural rubber to carbon black is 0.01, continue to stir at the original rate for 1h, until the carbon black powder is evenly dispersed in the solution to obtain solution A; add polylactic acid to the chloroform solution, polylactic acid The mass-volume ratio with chloroform is 0.1g / mL, stirring at a rate of 100-400 revolutions / min for 2h, after it is fully dissolved, then add nickel powder, the mass ratio of polylactic acid to nickel powder is 0.05, continue to Stir at the original rate for 1 hour until the nickel powder is evenly dispersed in the solution to obtain solution B; add the acrylonitrile-butadiene-styrene copolymer to the chloroform solution, the acrylonitrile-butadiene-styrene copolymer and The mass-to-volu...
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