Method for depositing metal platinum film pattern on sapphire substrate, product and application of metal platinum film pattern
A technology of sapphire substrate and thin film graphics, which is applied in metal material coating process, liquid chemical plating, coating, etc., can solve the problem of high cost, achieve the effect of low cost, ensure consistency, and avoid diffusion
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Embodiment 1
[0057] A kind of preparation method of metal platinum film pattern:
[0058] The sapphire substrate is sequentially degreased, washed with hot water, cleaned with deionized water, micro-etched, washed with hot water, ultrasonically cleaned, cleaned with absolute ethanol, dried with nitrogen, printed with electroless platinum plating solution, carbon dioxide laser scanning, hot water Cleaning, cleaning with deionized water, cleaning with absolute ethanol, drying with nitrogen gas and heat treatment to form a metal platinum film pattern on the surface;
[0059] Wherein, the microetching treatment is: at room temperature, the sapphire substrate is processed for 2 minutes, and the 1L microetching treatment solution contains:
[0060] Ammonia water (analytical pure, 25wt%): 10g
[0061] Hydrogen peroxide (analytically pure, 30wt%): 2g
[0062] Deionized water: balance;
[0063] Wherein, the printing electroless platinum plating bath is that the electroless platinum plating bath ...
Embodiment 2
[0072] The sapphire substrate is sequentially degreased, washed with hot water, cleaned with deionized water, micro-etched, washed with hot water, ultrasonically cleaned, cleaned with absolute ethanol, dried with nitrogen, printed with electroless platinum plating solution, carbon dioxide laser scanning, hot water Cleaning, cleaning with deionized water, cleaning with absolute ethanol, drying with nitrogen gas and heat treatment to form a metal platinum film pattern on the surface;
[0073] Wherein, the microetching treatment is: the sapphire substrate is processed for 5 minutes at room temperature, and the 1L microetching treatment solution contains:
[0074] Ammonia water (analytical pure, 25wt%): 10g
[0075] Hydrogen peroxide (analytically pure, 30wt%): 2g
[0076] Deionized water: balance;
[0077] Wherein, the printing electroless platinum plating bath is that the electroless platinum plating bath performs graphic printing at room temperature, and the specific process ...
Embodiment 3
[0086] The sapphire substrate is sequentially degreased, washed with hot water, cleaned with deionized water, micro-etched, washed with hot water, ultrasonically cleaned, cleaned with absolute ethanol, dried with nitrogen, printed with electroless platinum plating solution, carbon dioxide laser scanning, hot water Cleaning, cleaning with deionized water, cleaning with absolute ethanol, drying with nitrogen gas and heat treatment to form a metal platinum film pattern on the surface;
[0087] Wherein, the microetching treatment is: the sapphire substrate is processed for 5 minutes at room temperature, and the 1L microetching treatment solution contains:
[0088] Ammonia water (analytical pure, 25wt%): 5g
[0089] Hydrogen peroxide (analytically pure, 30wt%): 5g
[0090] Deionized water: balance;
[0091] Wherein, the printing electroless platinum plating bath is that the electroless platinum plating bath performs graphic printing at room temperature, and the specific process i...
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