A kind of preparation method of composite thermoelectric thin film
A thermoelectric thin film and thin film technology, applied in the field of energy capture, can solve the problems of difficult preparation of thermoelectric materials, complicated methods, residual impurities, etc., and achieve the effect of significant technical effect
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Embodiment 1
[0058] Divide the area to 10 x 5cm 2 The 70 grams of polyester nonwovens are arranged in a vacuum coating machine, in 2×10 -3 Vacuum deposit a 60nm thick silver film under Pa vacuum to obtain a silver-plated cloth;
[0059] Arrange the silver plating in a hot embossing machine, heat it to 150°C, and successively hot emboss 1 μm thick 1,3-dibenzyl-4,5-cis-bis(p-toluenesulfonyloxymethyl) on the silver film )-2-imidazolinone film, 2 μm thick 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one film to obtain a composite silver-plated cloth;
[0060] Arrange the composite silver plating in the vacuum coating machine, at 2×10 -3 Under the vacuum degree of Pa, a 5nm thick aluminum film was vacuum-deposited on the 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one film to obtain an aluminum composite coating silver cloth;
[0061] Arrange aluminum composite silver plating in a hot embossing machine, heat to 150°C, and hot emboss a 1 μm thick bis(4-diphenylmethylpipe...
Embodiment 2
[0067] Divide the area to 10 x 5cm 2 The 70 grams of polyester nonwovens are arranged in a vacuum coating machine, in 2×10 -3 Vacuum deposit a 70nm thick silver film under Pa vacuum to obtain a silver-plated cloth;
[0068] Arrange the silver plating in a hot embossing machine, heat it to 200°C, and successively hot emboss 1.5 μm thick 1,3-dibenzyl-4,5-cis-bis(p-toluenesulfonyloxymethanol) on the silver film base)-2-imidazolidinone film, 3μm thick 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one film, and a composite silver-plated cloth ;
[0069] Arrange the composite silver plating in the vacuum coating machine, at 2×10 -3 Under the vacuum degree of Pa, vacuum-deposit a 10nm thick aluminum film on the 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one film to obtain an aluminum composite coating silver cloth;
[0070] Arrange aluminum composite silver plating in a hot embossing machine, heat to 200 °C, and hot emboss a 1.5 μm thick bis(4-diphenylmethyl...
Embodiment 3
[0076] Divide the area to 10 x 5cm 2 The 70 grams of polyester nonwovens are arranged in a vacuum coating machine, in 2×10 -3 Vacuum-deposit a 65nm thick silver film under Pa vacuum to obtain a silver-plated cloth;
[0077] Arrange the silver plating in a hot embossing machine, heat it to 180 ° C, and successively hot emboss 1.3 μm thick 1,3-dibenzyl-4,5-cis-bis(p-toluenesulfonyloxymethanol) on the silver film base)-2-imidazolidinone thin film, 2.5μm thick 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one thin film, and composite silver plating cloth;
[0078] Arrange the composite silver plating in the vacuum coating machine, at 2×10 -3 Under the vacuum degree of Pa, an aluminum film with a thickness of 8nm is vacuum-deposited on the 1,3-dibenzyl-tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one film to obtain an aluminum composite coating silver cloth;
[0079] Arrange the aluminum composite silver plating in a hot embossing machine, heat it to 180 °C, and hot emboss...
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