Method for manufacturing thermoelectric module having high-insulation thermal coupling surface, low thermal resistance and no brazing layer
A manufacturing method and technology of thermoelectric modules, applied in the manufacture/processing of thermoelectric devices, thermoelectric device components, etc., can solve problems such as device performance degradation, low production efficiency, and affecting device applications, so as to reduce operating steps and prevent relative Movement, the effect of improving reliability
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[0097] method of execution:
[0098] Degreasing-water washing-sulfuric acid type anodizing-water washing-nickel sealing liquid sealing-water washing-hot water washing-drying
[0099] Process conditions: 1. Degreasing liquid concentration T-200 20~50(g / l)
[0100] Temperature 50~65(℃)
[0101] Time 5~10(min)
[0102] 2. Oxidation solution concentration: sulfuric acid 150~180(g / l)
[0103] Time 20~80(min)
[0104] Current 0.8~1.4(A / dm2)
[0105] Temperature 15~20(℃)
[0106] 3. Sealing liquid T-298 30~60(ml / l)
[0107] Time 15~60(min)
[0108] Temperature 80~85(℃)
[0109] PH 5.3~5.8
[0110] 4. Hot water washing temperature 60~80(℃)
[0111] Time 0.5~3(min)
[0112] 5. Drying temperature 60~80(℃)
[0113] Time 5~20(min)
[0114] Water conductivity<20(μS)
[0115] By embedding and curing the metal electrical connection terminal ...
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