Method for preparing solar battery photo-anode substrate
A solar cell and photoanode technology, applied in capacitor electrodes, circuits, photovoltaic power generation, etc., can solve the problem of low photoelectric conversion efficiency of solar cells DSC cells, and achieve the goal of improving photoelectric conversion efficiency, increasing effective use area, and avoiding direct contact. Effect
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[0023] Example one
[0024] 1) Take ordinary glass as the substrate, soak it in distilled water, analytically pure acetone and aqueous solution successively, and clean it in an ultrasonic cleaner for 15 minutes, then dry it for later use;
[0025] 2) Print the required metal grid pattern with metal paste on the cleaned glass substrate. The printing parameters are as follows:
[0026] ①Inlet pressure of screen printing machine: 0.4Mpa; squeegee pressure: 0.2Mpa; squeegee pressure: 0.25Mpa; squeegee angle: 70°; squeegee pressure: 0.5mm; squeegee travel speed setting: 50mm / s;
[0027] ②The material used for printing is metal electronic paste, and silver with good conductivity is used as the metal electronic paste for printing;
[0028] ③The screen printing screen specification is 250 meshes;
[0029] ④The degassing temperature is 370℃; the degassing holding time: 10min; the sintering temperature: 450℃; the sintering holding time is 30min, and the resistance value of the grid line is ...
Example Embodiment
[0034] Example two
[0035] 1) Take ordinary glass as the substrate, soak it in distilled water, analytically pure acetone and aqueous solution successively, and clean it in an ultrasonic cleaner for 15 minutes, then dry it for later use;
[0036] 2) Print the required metal grid pattern with metal paste on the cleaned glass substrate. The printing parameters are as follows:
[0037] ①Inlet pressure of screen printing machine: 0.5Mpa; squeegee pressure: 0.25Mpa; squeegee pressure: 0.2Mpa; squeegee angle: 70°; squeegee pressure: 0.5mm; squeegee travel speed setting: 10mm / s;
[0038] ②The material used for printing is metal electronic paste, and platinum with good conductivity is used as the metal electronic paste for printing;
[0039] ③The screen printing screen specification is 400 meshes;
[0040] ④The degassing temperature is 250℃; the degassing holding time: 30min; the sintering temperature: 580℃; the sintering holding time is 10min, and the resistance value of the grid line i...
Example Embodiment
[0045] Example three
[0046] 1) Take ordinary glass as the substrate, soak it in distilled water, analytically pure acetone and aqueous solution successively, and clean it in an ultrasonic cleaner for 15 minutes, then dry it for later use;
[0047] 2) Print the required metal grid pattern with metal paste on the cleaned glass substrate. The printing parameters are as follows:
[0048] ①Inlet pressure of screen printing machine: 0.45Mpa; squeegee pressure: 0.23Mpa; squeegee pressure: 0.23Mpa; squeegee angle: 70°; squeegee pressure: 0.5mm; squeegee travel speed setting: 30mm / s;
[0049] ②The material used for printing is metal electronic paste, and gold with good conductivity is used as the metal electronic paste for printing;
[0050] ③The screen printing screen specification is 320 meshes;
[0051] ④The degassing temperature is 310℃; the degassing holding time: 20min; the sintering temperature: 500℃; the sintering holding time is 20min, and the resistance value of the grid line i...
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